web script error

[stecip]

Hallo everybody.

I've a problem with a very simple web script, HelloWord, when I try to lounch my web script the follow error appear….can someone help me please…..

The Web Script /alfresco/service/helloworld has responded with a status of 500 - Internal Error.

500 Description: An error inside the HTTP server which prevented it from fulfilling the request.
 
Message: 08070009 Wrapped Exception (with status template): 08070008 Transaction must be active and synchronization is required: Thread[http-8080-1,5,main]
  
Exception: org.alfresco.error.AlfrescoRuntimeException - 08070008 Transaction must be active and synchronization is required: Thread[http-8080-1,5,main]
  
org.alfresco.repo.transaction.AlfrescoTransactionSupport.registerSynchronizations(AlfrescoTransactionSupport.java:436)
org.alfresco.repo.transaction.AlfrescoTransactionSupport.getSynchronization(AlfrescoTransactionSupport.java:420)
org.alfresco.repo.transaction.AlfrescoTransactionSupport.getResource(AlfrescoTransactionSupport.java:213)
org.alfresco.repo.domain.hibernate.DirtySessionMethodInterceptor.getFlushData(DirtySessionMethodInterceptor.java:213)
org.alfresco.repo.domain.hibernate.DirtySessionMethodInterceptor.invoke(DirtySessionMethodInterceptor.java:354)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
$Proxy7.getNodePair(Unknown Source)
org.alfresco.repo.node.db.DbNodeServiceImpl.getNodePairNotNull(DbNodeServiceImpl.java:155)
org.alfresco.repo.node.db.DbNodeServiceImpl.getPaths(DbNodeServiceImpl.java:1891)
org.alfresco.repo.node.db.DbNodeServiceImpl.getPath(DbNodeServiceImpl.java:1875)
sun.reflect.GeneratedMethodAccessor334.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
org.alfresco.repo.transaction.SingleEntryTransactionResourceInterceptor.invokeInternal(SingleEntryTransactionResourceInterceptor.java:154)
org.alfresco.repo.transaction.SingleEntryTransactionResourceInterceptor.invoke(SingleEntryTransactionResourceInterceptor.java:138)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
$Proxy9.getPath(Unknown Source)
sun.reflect.GeneratedMethodAccessor334.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
org.alfresco.repo.tenant.MultiTNodeServiceInterceptor.invoke(MultiTNodeServiceInterceptor.java:110)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
$Proxy9.getPath(Unknown Source)
sun.reflect.GeneratedMethodAccessor334.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.alfresco.repo.service.StoreRedirectorProxyFactory$RedirectorInvocationHandler.invoke(StoreRedirectorProxyFactory.java:221)
$Proxy10.getPath(Unknown Source)
sun.reflect.GeneratedMethodAccessor334.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
org.alfresco.repo.node.MLPropertyInterceptor.invoke(MLPropertyInterceptor.java:306)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.alfresco.repo.node.MLPropertyInterceptor.invoke(MLPropertyInterceptor.java:306)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.alfresco.repo.node.NodeRefPropertyMethodInterceptor.invoke(NodeRefPropertyMethodInterceptor.java:274)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.alfresco.repo.node.NodeRefPropertyMethodInterceptor.invoke(NodeRefPropertyMethodInterceptor.java:274)
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
$Proxy9.getPath(Unknown Source)
org.alfresco.repo.web.scripts.RepoStore.getPath(RepoStore.java:293)
org.alfresco.repo.web.scripts.RepoStore.getBaseDir(RepoStore.java:258)
org.alfresco.repo.web.scripts.RepoStore.access$000(RepoStore.java:77)
org.alfresco.repo.web.scripts.RepoStore$RepoScriptContent.getPathDescription(RepoStore.java:947)
org.alfresco.repo.web.scripts.RepositoryScriptProcessor$RepositoryScriptLocation.toString(RepositoryScriptProcessor.java:202)
org.alfresco.repo.processor.ScriptServiceImpl.executeScript(ScriptServiceImpl.java:282)
org.alfresco.repo.web.scripts.RepositoryScriptProcessor.executeScript(RepositoryScriptProcessor.java:108)
org.alfresco.web.scripts.AbstractWebScript.executeScript(AbstractWebScript.java:819)
org.alfresco.web.scripts.DeclarativeWebScript.execute(DeclarativeWebScript.java:90)
org.alfresco.repo.web.scripts.RepositoryContainer.transactionedExecute(RepositoryContainer.java:320)
org.alfresco.repo.web.scripts.RepositoryContainer.transactionedExecuteAs(RepositoryContainer.java:424)
org.alfresco.repo.web.scripts.RepositoryContainer.executeScript(RepositoryContainer.java:253)
org.alfresco.web.scripts.AbstractRuntime.executeScript(AbstractRuntime.java:262)
org.alfresco.web.scripts.AbstractRuntime.executeScript(AbstractRuntime.java:139)
org.alfresco.web.scripts.servlet.WebScriptServlet.service(WebScriptServlet.java:122)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
java.lang.Thread.run(Thread.java:619)
  
Exception: org.alfresco.web.scripts.WebScriptException - 08070009 Wrapped Exception (with status template): 08070008 Transaction must be active and synchronization is required: Thread[http-8080-1,5,main]

[stecip]

OK, i' solved my problem….I' ve added the follow tag in helloword.get.desc.xml file

<authentication>guest</authentication>
<transaction>required</transaction>

and now the web script work fine…!!!