Hi everybody, I am getting the following error in the alfresco. Can Someone please provide the solution.
12:29:48,694 ERROR [org.alfresco.repo.transaction.RetryingTransactionHelper] Rollback failure. N
ormal retry behaviour will resume.
org.springframework.jdbc.UncategorizedSQLException: Hibernate flushing: Cannot release connection
; uncategorized SQLException for SQL [???]; SQL state [null]; error code [0]; Already closed.; ne
sted exception is java.sql.SQLException: Already closed.
Caused by: java.sql.SQLException: Already closed.
at org.apache.commons.dbcp.PoolableConnection.close(PoolableConnection.java:77)
at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.close(PoolingData
Source.java:180)
at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.closeConnection(L
ocalDataSourceConnectionProvider.java:95)
at org.hibernate.jdbc.ConnectionManager.closeConnection(ConnectionManager.java:451)
at org.hibernate.jdbc.ConnectionManager.aggressiveRelease(ConnectionManager.java:406)
at org.hibernate.jdbc.ConnectionManager.afterTransaction(ConnectionManager.java:293)
at org.hibernate.jdbc.JDBCContext.afterTransactionCompletion(JDBCContext.java:225)
at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:174)
at org.springframework.orm.hibernate3.HibernateTransactionManager.doRollback(HibernateTra
nsactionManager.java:594)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRoll
back(AbstractPlatformTransactionManager.java:753)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(Ab
stractPlatformTransactionManager.java:730)
at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransacti
onAfterThrowing(TransactionAspectSupport.java:332)
at org.alfresco.util.transaction.SpringAwareUserTransaction.completeTransactionAfterThrow
ing(SpringAwareUserTransaction.java:561)
at org.alfresco.util.transaction.SpringAwareUserTransaction.rollback(SpringAwareUserTrans
action.java:531)
at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransa
ctionHelper.java:388)
at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransa
ctionHelper.java:227)
at org.alfresco.web.bean.repository.User.getUserPreferencesRef(User.java:224)
at org.alfresco.web.bean.repository.User.getPreferences(User.java:206)
at org.alfresco.web.bean.repository.PreferencesService.getPreferences(PreferencesService.
java:71)
at org.alfresco.web.app.Application.getLanguage(Application.java:688)
at org.alfresco.web.app.servlet.AuthenticationHelper.authenticate(AuthenticationHelper.ja
va:185)
at org.alfresco.web.app.servlet.AuthenticationHelper.authenticate(AuthenticationHelper.ja
va:106)
at org.alfresco.web.app.servlet.BaseServlet.servletAuthenticate(BaseServlet.java:156)
at org.alfresco.web.app.servlet.BaseServlet.servletAuthenticate(BaseServlet.java:126)
at org.alfresco.web.app.servlet.DownloadContentServlet.doGet(DownloadContentServlet.java:
100)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChai
n.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:2
06)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol
.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)