Getting error when alfresco starts

[reachnjain]

Hi

I have alfresco community 4.0.d. It was working fine for a month but today I am getting following errors in the alfresco log whenever I start the alfresco.


2012-07-02 12:40:06,065  WARN  [jdbc.support.SQLErrorCodesFactory] [DefaultScheduler_Worker-7] Error while extracting database product name - falling back to empty error codes
org.springframework.jdbc.support.MetaDataAccessException: Error while extracting DatabaseMetaData; nested exception is org.postgresql.util.PSQLException: This connection has been closed.
   at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:296)
   at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:320)
   at org.springframework.jdbc.support.SQLErrorCodesFactory.getErrorCodes(SQLErrorCodesFactory.java:213)
   at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.setDataSource(SQLErrorCodeSQLExceptionTranslator.java:141)
   at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.<init>(SQLErrorCodeSQLExceptionTranslator.java:104)
   at org.mybatis.spring.MyBatisExceptionTranslator.initExceptionTranslator(MyBatisExceptionTranslator.java:84)
   at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:70)
   at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:346)
   at $Proxy6.selectOne(Unknown Source)
   at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:154)
   at org.alfresco.repo.domain.locks.ibatis.LockDAOImpl.getLockResource(LockDAOImpl.java:63)
   at org.alfresco.repo.domain.locks.AbstractLockDAOImpl.getLock(AbstractLockDAOImpl.java:79)
   at org.alfresco.repo.lock.JobLockServiceImpl$4.execute(JobLockServiceImpl.java:449)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc4.Jdbc4Connection.getMetaData(Jdbc4Connection.java:54)
   at org.apache.commons.dbcp.DelegatingConnection.getMetaData(DelegatingConnection.java:345)
   at org.apache.commons.dbcp.DelegatingConnection.getMetaData(DelegatingConnection.java:345)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.getMetaData(PoolingDataSource.java:245)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.hibernate.jdbc.BorrowedConnectionProxy.invoke(BorrowedConnectionProxy.java:50)
   at $Proxy5.getMetaData(Unknown Source)
   at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:285)
   … 22 more
2012-07-02 12:40:06,066  ERROR [hibernate.transaction.JDBCTransaction] [DefaultScheduler_Worker-7] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,071  ERROR [post.lookup.PostLookup] [DefaultScheduler_Worker-10] Exception during update of posts
org.springframework.dao.DataAccessResourceFailureException:
### Error querying database.  Cause: org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.
### The error may involve alfresco.activities.select_activity_posts_by_status-Inline
### The error occurred while setting parameters
### Cause: org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.
; SQL []; An I/O error occured while sending to the backend.; nested exception is org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.
   at org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.doTranslate(SQLStateSQLExceptionTranslator.java:104)
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72)
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
   at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:71)
   at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:346)
   at $Proxy6.selectList(Unknown Source)
   at org.mybatis.spring.SqlSessionTemplate.selectList(SqlSessionTemplate.java:189)
   at org.alfresco.repo.domain.activities.ibatis.ActivityPostDAOImpl.selectPosts(ActivityPostDAOImpl.java:43)
   at org.alfresco.repo.activities.post.lookup.PostLookup.execute(PostLookup.java:140)
   at org.alfresco.repo.activities.post.lookup.PostLookupJob.execute(PostLookupJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.
   at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:283)
   at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:500)
   at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:388)
   at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:381)
   at org.apache.commons.dbcp.DelegatingPreparedStatement.execute(DelegatingPreparedStatement.java:172)
   at org.apache.commons.dbcp.DelegatingPreparedStatement.execute(DelegatingPreparedStatement.java:172)
   at org.apache.commons.dbcp.DelegatingPreparedStatement.execute(DelegatingPreparedStatement.java:172)
   at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:39)
   at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:55)
   at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:41)
   at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:120)
   at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:75)
   at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:75)
   at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:69)
   at sun.reflect.GeneratedMethodAccessor265.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:338)
   … 7 more
Caused by: java.net.SocketException: Connection reset by peer: socket write error
   at java.net.SocketOutputStream.socketWrite0(Native Method)
   at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
   at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
   at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
   at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
   at org.postgresql.core.PGStream.flush(PGStream.java:523)
   at org.postgresql.core.v3.QueryExecutorImpl.sendSync(QueryExecutorImpl.java:1142)
   at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:256)
   … 24 more
2012-07-02 12:40:06,066  ERROR [hibernate.transaction.JDBCTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,073  ERROR [util.transaction.SpringAwareUserTransaction] [DefaultScheduler_Worker-7] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,073  ERROR [util.transaction.SpringAwareUserTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,077  ERROR [repo.transaction.RetryingTransactionHelper] [DefaultScheduler_Worker-7] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 15 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 16 more
2012-07-02 12:40:06,077  ERROR [repo.transaction.RetryingTransactionHelper] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 17 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 18 more
2012-07-02 12:40:06,097  ERROR [hibernate.transaction.JDBCTransaction] [DefaultScheduler_Worker-7] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,097  ERROR [hibernate.transaction.JDBCTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,098  ERROR [util.transaction.SpringAwareUserTransaction] [DefaultScheduler_Worker-7] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,098  ERROR [repo.transaction.RetryingTransactionHelper] [DefaultScheduler_Worker-7] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 15 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 16 more
2012-07-02 12:40:06,098  ERROR [util.transaction.SpringAwareUserTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,098  ERROR [repo.transaction.RetryingTransactionHelper] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 17 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 18 more
2012-07-02 12:40:06,108  ERROR [hibernate.transaction.JDBCTransaction] [DefaultScheduler_Worker-7] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,108  ERROR [util.transaction.SpringAwareUserTransaction] [DefaultScheduler_Worker-7] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,108  ERROR [repo.transaction.RetryingTransactionHelper] [DefaultScheduler_Worker-7] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 15 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 16 more
2012-07-02 12:40:06,109  ERROR [hibernate.transaction.JDBCTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,109  ERROR [util.transaction.SpringAwareUserTransaction] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
2012-07-02 12:40:06,109  ERROR [repo.transaction.RetryingTransactionHelper] [AlfrescoJbpmJobExecutor:172.16.3.74:1] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.getExecutorLock(AlfrescoJobExecutorThread.java:370)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.access$200(AlfrescoJobExecutorThread.java:52)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:115)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread$1.execute(AlfrescoJobExecutorThread.java:106)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:388)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:259)
   at org.alfresco.repo.workflow.jbpm.AlfrescoJobExecutorThread.acquireJobs(AlfrescoJobExecutorThread.java:104)
   at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 17 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 18 more
2012-07-02 12:40:06,119  ERROR [hibernate.transaction.JDBCTransaction] [DefaultScheduler_Worker-7] JDBC rollback failed
org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,119  ERROR [util.transaction.SpringAwareUserTransaction] [DefaultScheduler_Worker-7] Application exception overridden by rollback exception
java.lang.Exception
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
2012-07-02 12:40:06,119  ERROR [repo.transaction.RetryingTransactionHelper] [DefaultScheduler_Worker-7] Rollback failure.  Normal retry behaviour will resume.
org.springframework.transaction.TransactionSystemException: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:679)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:845)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:822)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:411)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrowing(SpringAwareUserTransaction.java:567)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTransaction.java:537)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.hibernate.TransactionException: JDBC rollback failed
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:170)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTransactionManager.java:676)
   … 15 more
Caused by: org.postgresql.util.PSQLException: This connection has been closed.
   at org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.rollback(AbstractJdbc2Connection.java:731)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.DelegatingConnection.rollback(DelegatingConnection.java:368)
   at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.rollback(PoolingDataSource.java:323)
   at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:183)
   at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:162)
   … 16 more
log4j:ERROR LogMananger.repositorySelector was null likely due to error in class reloading, using NOPLoggerRepository.
log4j:ERROR LogMananger.repositorySelector was null likely due to error in class reloading, using NOPLoggerRepository.
2012-07-02 12:40:07,297  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'Replication' subsystem, ID: [Replication, default]
2012-07-02 12:40:07,297  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'Replication' subsystem, ID: [Replication, default]
2012-07-02 12:40:08,316  WARN  [factory.support.DisposableBeanAdapter] [Thread-1] Invocation of destroy method failed on bean with name 'activitiProcessEngine': org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Cannot open connection
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'Subscriptions' subsystem, ID: [Subscriptions, default]
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'Subscriptions' subsystem, ID: [Subscriptions, default]
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'googledocs' subsystem, ID: [googledocs, default]
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'googledocs' subsystem, ID: [googledocs, default]
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'email' subsystem, ID: [email, inbound]
2012-07-02 12:40:08,322  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'email' subsystem, ID: [email, inbound]
2012-07-02 12:40:08,327  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'fileServers' subsystem, ID: [fileServers, default]
2012-07-02 12:40:10,338  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'fileServers' subsystem, ID: [fileServers, default]
2012-07-02 12:40:10,340  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'ActivitiesFeed' subsystem, ID: [ActivitiesFeed, default]
2012-07-02 12:40:10,341  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'ActivitiesFeed' subsystem, ID: [ActivitiesFeed, default]
2012-07-02 12:40:10,344  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'OOoDirect' subsystem, ID: [OOoDirect, default]
2012-07-02 12:40:10,345  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'OOoDirect' subsystem, ID: [OOoDirect, default]
2012-07-02 12:40:10,347  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'Synchronization' subsystem, ID: [Synchronization, default]
2012-07-02 12:40:10,347  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'Synchronization' subsystem, ID: [Synchronization, default]
2012-07-02 12:40:10,349  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'email' subsystem, ID: [email, outbound]
2012-07-02 12:40:10,349  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'email' subsystem, ID: [email, outbound]
2012-07-02 12:40:10,351  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'imap' subsystem, ID: [imap, default]
2012-07-02 12:40:10,351  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'imap' subsystem, ID: [imap, default]
2012-07-02 12:40:12,195  ERROR [activities.feed.AbstractFeedGenerator] [DefaultScheduler_Worker-7] Exception during generation of feeds
org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Cannot open connection
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:596)
   at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:371)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:335)
   at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:273)
   at org.alfresco.util.transaction.SpringAwareUserTransaction.begin(SpringAwareUserTransaction.java:411)
   at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:377)
   at org.alfresco.repo.lock.JobLockServiceImpl.doWithRetry(JobLockServiceImpl.java:501)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLockImpl(JobLockServiceImpl.java:455)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:218)
   at org.alfresco.repo.lock.JobLockServiceImpl.getLock(JobLockServiceImpl.java:209)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.acquireLock(AbstractFeedGenerator.java:207)
   at org.alfresco.repo.activities.feed.AbstractFeedGenerator.execute(AbstractFeedGenerator.java:161)
   at org.alfresco.repo.activities.feed.FeedGeneratorJob.execute(FeedGeneratorJob.java:50)
   at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
   at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:563)
Caused by: org.hibernate.exception.JDBCConnectionException: Cannot open connection
   at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:74)
   at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
   at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
   at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:426)
   at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)
   at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:119)
   at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:57)
   at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1326)
   at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:555)
   … 14 more
Caused by: org.postgresql.util.PSQLException: Connection refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP connections.
   at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:136)
   at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:66)
   at org.postgresql.jdbc2.AbstractJdbc2Connection.<init>(AbstractJdbc2Connection.java:125)
   at org.postgresql.jdbc3.AbstractJdbc3Connection.<init>(AbstractJdbc3Connection.java:30)
   at org.postgresql.jdbc3g.AbstractJdbc3gConnection.<init>(AbstractJdbc3gConnection.java:22)
   at org.postgresql.jdbc4.AbstractJdbc4Connection.<init>(AbstractJdbc4Connection.java:30)
   at org.postgresql.jdbc4.Jdbc4Connection.<init>(Jdbc4Connection.java:24)
   at org.postgresql.Driver.makeConnection(Driver.java:393)
   at org.postgresql.Driver.connect(Driver.java:267)
   at org.apache.commons.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
   at org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:582)
   at org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1158)
   at org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:106)
   at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044)
   at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection(LocalDataSourceConnectionProvider.java:81)
   at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)
   … 19 more
Caused by: java.net.ConnectException: Connection refused: connect
   at java.net.PlainSocketImpl.socketConnect(Native Method)
   at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
   at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
   at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
   at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
   at java.net.Socket.connect(Socket.java:529)
   at java.net.Socket.connect(Socket.java:478)
   at java.net.Socket.<init>(Socket.java:375)
   at java.net.Socket.<init>(Socket.java:189)
   at org.postgresql.core.PGStream.<init>(PGStream.java:62)
   at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:76)
   … 34 more
2012-07-02 12:40:12,216  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'Search' subsystem, ID: [Search, managed, solr]
2012-07-02 12:40:12,216  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'Search' subsystem, ID: [Search, managed, solr]
2012-07-02 12:40:12,235  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'thirdparty' subsystem, ID: [thirdparty, default]
2012-07-02 12:40:12,235  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'thirdparty' subsystem, ID: [thirdparty, default]
2012-07-02 12:40:12,237  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'Authentication' subsystem, ID: [Authentication, managed, alfrescoNtlm1]
2012-07-02 12:40:12,239  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'Authentication' subsystem, ID: [Authentication, managed, alfrescoNtlm1]
2012-07-02 12:40:12,243  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopping 'sysAdmin' subsystem, ID: [sysAdmin, default]
2012-07-02 12:40:12,243  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Stopped 'sysAdmin' subsystem, ID: [sysAdmin, default]
log4j:WARN No appenders could be found for logger (org.alfresco.repo.management.subsystems.ChildApplicationContextFactory).
log4j:WARN Please initialize the log4j system properly.
log4j:ERROR LogMananger.repositorySelector was null likely due to error in class reloading, using NOPLoggerRepository.
2012-07-02 12:41:39,900  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'sysAdmin' subsystem, ID: [sysAdmin, default]
2012-07-02 12:41:39,942  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'sysAdmin' subsystem, ID: [sysAdmin, default] complete
2012-07-02 12:41:45,160  WARN  [alfresco.util.AbstractTriggerBean] [Thread-1] Job ehCacheTracerJob is not active/enabled
2012-07-02 12:41:49,832  INFO  [extensions.webscripts.TemplateProcessorRegistry] [Thread-1] Registered template processor Repository Template Processor for extension ftl
2012-07-02 12:41:49,833  INFO  [extensions.webscripts.ScriptProcessorRegistry] [Thread-1] Registered script processor Repository Script Processor for extension js
2012-07-02 12:41:53,656  INFO  [domain.schema.SchemaBootstrap] [Thread-1] Schema managed by database dialect org.hibernate.dialect.PostgreSQLDialect.
2012-07-02 12:41:55,575  INFO  [domain.schema.SchemaBootstrap] [Thread-1] No changes were made to the schema.
2012-07-02 12:41:55,958  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'Search' subsystem, ID: [Search, managed, solr]
2012-07-02 12:41:56,060  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'Search' subsystem, ID: [Search, managed, solr] complete
2012-07-02 12:41:57,130  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'thirdparty' subsystem, ID: [thirdparty, default]
2012-07-02 12:41:57,413  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'thirdparty' subsystem, ID: [thirdparty, default] complete
2012-07-02 12:41:57,413  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'OOoDirect' subsystem, ID: [OOoDirect, default]
2012-07-02 12:41:58,866  WARN  [alfresco.util.OpenOfficeConnectionTester] [Thread-1] An initial OpenOffice connection could not be established.
2012-07-02 12:41:58,869  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'OOoDirect' subsystem, ID: [OOoDirect, default] complete
2012-07-02 12:41:59,022  INFO  [repo.admin.ConfigurationChecker] [Thread-1] The Alfresco root data directory ('dir.root') is: C:\Alfresco\alf_data
2012-07-02 12:41:59,046  INFO  [admin.patch.PatchExecuter] [Thread-1] Checking for patches to apply …
2012-07-02 12:41:59,489  INFO  [admin.patch.PatchExecuter] [Thread-1] No patches were required.
2012-07-02 12:41:59,503  INFO  [repo.module.ModuleServiceImpl] [Thread-1] Found 2 module(s).
2012-07-02 12:41:59,543  INFO  [repo.module.ModuleServiceImpl] [Thread-1] Starting module 'org_alfresco_module_wcmquickstart' version 1.0.
2012-07-02 12:41:59,549  DEBUG [repo.module.ModuleComponentHelper] [Thread-1] Started module 'ModuleDetails[{module.version=1.0, module.description=Web Quick Start, module.id=org_alfresco_module_wcmquickstart, module.repo.version.max=999, module.title=Web Quick Start, module.repo.version.min=3.3, module.installState=INSTALLED, module.installDate=2012-06-04T11:29:49.870+05:30}]' including 0components.
2012-07-02 12:41:59,562  INFO  [repo.module.ModuleServiceImpl] [Thread-1] Starting module 'org.alfresco.module.vti' version 1.2.
2012-07-02 12:41:59,566  DEBUG [repo.module.ModuleComponentHelper] [Thread-1] Started module 'ModuleDetails[{module.version=1.2, module.description=Alfresco Vti Extension, module.id=org.alfresco.module.vti, module.repo.version.max=999, module.title=Vti, module.repo.version.min=0, module.installState=INSTALLED, module.installDate=2012-06-04T11:29:45.878+05:30}]' including 0components.
2012-07-02 12:41:59,570  DEBUG [repo.module.ModuleComponentHelper] [Thread-1] Installed module found in distribution: org_alfresco_module_wcmquickstart
2012-07-02 12:41:59,570  DEBUG [repo.module.ModuleComponentHelper] [Thread-1] Installed module found in distribution: org.alfresco.module.vti
2012-07-02 12:41:59,570  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'fileServers' subsystem, ID: [fileServers, default]
2012-07-02 12:41:59,943  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'Authentication' subsystem, ID: [Authentication, managed, alfrescoNtlm1]
2012-07-02 12:42:00,062  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'Authentication' subsystem, ID: [Authentication, managed, alfrescoNtlm1] complete
2012-07-02 12:42:00,193  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'fileServers' subsystem, ID: [fileServers, default] complete
2012-07-02 12:42:00,194  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'imap' subsystem, ID: [imap, default]
2012-07-02 12:42:00,297  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'imap' subsystem, ID: [imap, default] complete
2012-07-02 12:42:00,297  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'email' subsystem, ID: [email, outbound]
2012-07-02 12:42:00,380  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'email' subsystem, ID: [email, outbound] complete
2012-07-02 12:42:00,381  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'email' subsystem, ID: [email, inbound]
2012-07-02 12:42:00,451  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'email' subsystem, ID: [email, inbound] complete
2012-07-02 12:42:00,451  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'googledocs' subsystem, ID: [googledocs, default]
2012-07-02 12:42:00,551  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'googledocs' subsystem, ID: [googledocs, default] complete
2012-07-02 12:42:00,552  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'Subscriptions' subsystem, ID: [Subscriptions, default]
2012-07-02 12:42:00,566  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'Subscriptions' subsystem, ID: [Subscriptions, default] complete
2012-07-02 12:42:00,568  INFO  [repo.usage.UserUsageTrackingComponent] [Thread-1] Disabled - clear non-missing user usages …
2012-07-02 12:42:00,683  INFO  [repo.usage.UserUsageTrackingComponent] [Thread-1] Found 0 users to clear
2012-07-02 12:42:00,683  INFO  [repo.usage.UserUsageTrackingComponent] [Thread-1] … cleared non-missing usages for 0 users
2012-07-02 12:42:00,683  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'Synchronization' subsystem, ID: [Synchronization, default]
2012-07-02 12:42:00,969  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'Synchronization' subsystem, ID: [Synchronization, default] complete
2012-07-02 12:42:01,101  INFO  [service.descriptor.DescriptorService] [Thread-1] Alfresco JVM - v1.6.0_22-b04; maximum heap size 910.250MB
2012-07-02 12:42:01,102  INFO  [service.descriptor.DescriptorService] [Thread-1] Alfresco started (Community). Current version: 4.0.0 (4003) schema 5,025. Originally installed version: 4.0.0 (4003) schema 5,025.
2012-07-02 12:42:01,102  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'ActivitiesFeed' subsystem, ID: [ActivitiesFeed, default]
2012-07-02 12:42:01,182  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'ActivitiesFeed' subsystem, ID: [ActivitiesFeed, default] complete
2012-07-02 12:42:01,182  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Starting 'Replication' subsystem, ID: [Replication, default]
2012-07-02 12:42:01,195  INFO  [management.subsystems.ChildApplicationContextFactory] [Thread-1] Startup of 'Replication' subsystem, ID: [Replication, default] complete
2012-07-02 12:42:01,724  INFO  [alfresco.util.OpenOfficeConnectionTester] [DefaultScheduler_Worker-1] The OpenOffice connection was re-established.
2012-07-02 12:42:02,372  INFO  [module.vti.VtiServer] [Thread-1] Vti server started successfully on port: 7070
2012-07-02 12:42:02,373  INFO  [module.vti.VtiServer] [Thread-1] Vti server SessionIdManagerWorkerName: jetty1
2012-07-02 12:42:09,147  WARN  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Unable to register script classpath:webscripts/org/springframework/extensions/cmis/content.get.desc.xml due to error: 06020000 Web Script document org/springframework/extensions/cmis/content.get.desc.xml is attempting to define the url '/cmis/content:GET' already defined by org/alfresco/cmis/client/content.get.desc.xml
2012-07-02 12:42:09,147  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 477 Web Scripts (+1 failed), 745 URLs
2012-07-02 12:42:09,147  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 2 Package Description Documents (+0 failed)
2012-07-02 12:42:09,147  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 1 Schema Description Documents (+0 failed)
2012-07-02 12:42:09,148  INFO  [extensions.webscripts.AbstractRuntimeContainer] [Thread-1] Initialised Repository Web Script Container (in 4627.1226ms)
2012-07-02 12:42:09,157  INFO  [extensions.webscripts.TemplateProcessorRegistry] [Thread-1] Registered template processor freemarker for extension ftl
2012-07-02 12:42:09,157  INFO  [extensions.webscripts.ScriptProcessorRegistry] [Thread-1] Registered script processor javascript for extension js
2012-07-02 12:42:23,393  INFO  [extensions.webscripts.TemplateProcessorRegistry] [Thread-1] Registered template processor freemarker for extension ftl
2012-07-02 12:42:23,451  INFO  [extensions.webscripts.ScriptProcessorRegistry] [Thread-1] Registered script processor javascript for extension js
2012-07-02 12:42:23,451  INFO  [extensions.webscripts.TemplateProcessorRegistry] [Thread-1] Registered template processor freemarker for extension ftl
2012-07-02 12:42:23,454  INFO  [extensions.webscripts.ScriptProcessorRegistry] [Thread-1] Registered script processor javascript for extension js
2012-07-02 12:42:26,872  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 314 Web Scripts (+0 failed), 324 URLs
2012-07-02 12:42:26,872  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 8 Package Description Documents (+0 failed)
2012-07-02 12:42:26,872  INFO  [extensions.webscripts.DeclarativeRegistry] [Thread-1] Registered 0 Schema Description Documents (+0 failed)
2012-07-02 12:42:27,038  INFO  [extensions.webscripts.AbstractRuntimeContainer] [Thread-1] Initialised Spring Surf Container Web Script Container (in 3570.126ms)
2012-07-02 12:42:27,042  INFO  [extensions.webscripts.TemplateProcessorRegistry] [Thread-1] Registered template processor freemarker for extension ftl
2012-07-02 12:42:27,045  INFO  [extensions.webscripts.ScriptProcessorRegistry] [Thread-1] Registered script processor javascript for extension js
12:42:28,264 WARN  [org.apache.myfaces.shared_impl.util.LocaleUtils] Locale name in faces-config.xml null or empty, setting locale to default locale : en_US


Any idea about the problem?

[jonash]

Hi,

This seems like a problem with the database connection. Check if Postgresql is running and accepting connections.