Hi guys, while getting the comments for a task instance using the command interface, i'm having this exception:
| 12:19:00,265 ERROR [LazyInitializationException] failed to lazily initialize a collection of role: org.jbpm.taskmgmt.exe.TaskInstance.comments, no session or session was closed | org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: org.jbpm.taskmgmt.exe.TaskInstance.comments, no session or session was closed | at org.hibernate.collection.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:358) | at org.hibernate.collection.AbstractPersistentCollection.throwLazyInitializationExceptionIfNotConnected(AbstractPersistentCollection.java:350) | at org.hibernate.collection.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:97) | at org.hibernate.collection.PersistentList.size(PersistentList.java:91) | at com.pep.workflow.console.beans.Task.fetchComments(Task.java:189) | at com.pep.workflow.console.beans.Task.initialize(Task.java:240) | 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:585) | at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129) | at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63) | at javax.faces.component.UICommand.broadcast(UICommand.java:106) | at javax.faces.component.UIData.broadcast(UIData.java:513) | at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:94) | at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:168) | at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:343) | at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86) | at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:147) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) | at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) | at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) | at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) | at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) | at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) | at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) | at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) | at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) | at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) | at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) | at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) | at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) | at java.lang.Thread.run(Thread.java:595) | | I've have read some other post's regarding this issue but still have some question, i'm complitely newbie in hibernate, and I trying to figure out the best way to solve this. I'm wandering if the best approach is to write my hibernate query? thanks View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4055170#4055170 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4055170 _______________________________________________ jboss-user mailing list jboss-user@lists.jboss.org https://lists.jboss.org/mailman/listinfo/jboss-user