0 Replies Latest reply on Jan 3, 2014 3:21 AM by 森迪 蔡

    jbpm reminder  NullPointerException

    森迪 蔡 Newbie

      I  run a jbpm3.2.9 on the jboss eap 4.3 server

       

      Task assign mail can work, But task reminder can't.

       

      Here is my error message


               org.jbpm.JbpmException: couldn't get value for file 'classes/com/infinitiessoft/workspace/bpm/core/jbpm3/impl/MailActionHandler.class'

               at org.jbpm.file.def.FileDefinition.getBytes(FileDefinition.java:196)

               at org.jbpm.instantiation.ProcessClassLoader.findClass(ProcessClassLoader.java:137)

               at java.lang.ClassLoader.loadClass(ClassLoader.java:303)

               at java.lang.ClassLoader.loadClass(ClassLoader.java:248)

               at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:316)

               at java.lang.Class.forName0(Native Method)

               at java.lang.Class.forName(Class.java:247)

               at org.jbpm.instantiation.Delegation.instantiate(Delegation.java:162)

               at org.jbpm.instantiation.Delegation.getInstance(Delegation.java:126)

               at sun.reflect.GeneratedMethodAccessor4200.invoke(Unknown Source)

               at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

               at java.lang.reflect.Method.invoke(Method.java:597)

               at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)

               at org.jbpm.instantiation.Delegation_$$_javassist_188.getInstance(Delegation_$$_javassist_188.java)

               at org.jbpm.graph.def.Action.execute(Action.java:136)

               at sun.reflect.GeneratedMethodAccessor4198.invoke(Unknown Source)

               at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

               at java.lang.reflect.Method.invoke(Method.java:597)

               at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)

               at org.jbpm.graph.def.Action_$$_javassist_211.execute(Action_$$_javassist_211.java)

               at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:280)

               at sun.reflect.GeneratedMethodAccessor4193.invoke(Unknown Source)

               at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

               at java.lang.reflect.Method.invoke(Method.java:597)

               at org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)

               at org.jbpm.taskmgmt.def.Task_$$_javassist_206.executeAction(Task_$$_javassist_206.java)

               at org.jbpm.job.Timer.execute(Timer.java:57)

               at org.jbpm.job.executor.JobExecutorThread.executeJob(JobExecutorThread.java:172)

               at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:63)

      Caused by: java.lang.NullPointerException

               at org.jbpm.file.def.FileDefinition.getBytesFromDb(FileDefinition.java:213)

               at org.jbpm.file.def.FileDefinition.getBytes(FileDefinition.java:193)

               ... 28 more

       

      How can i resolve this error?

      Please help me...

      Thanks