黑马程序员技术交流社区
标题:
谁能帮我解决一下jbppm中的一个问题!
[打印本页]
作者:
ying
时间:
2013-3-30 10:36
标题:
谁能帮我解决一下jbppm中的一个问题!
本帖最后由 ying 于 2013-3-30 11:10 编辑
我是在java项目中使用的这个jbpm工作流引擎
出现了一下的异常不知道是怎么回事,请教高手指点
Exception in thread "main" javax.el.PropertyNotFoundException: Cannot resolve identifier 'username'
at de.odysseus.el.tree.impl.ast.AstIdentifier.eval(AstIdentifier.java:86)
at de.odysseus.el.tree.impl.ast.AstEval.eval(AstEval.java:51)
at de.odysseus.el.tree.impl.ast.AstNode.getValue(AstNode.java:28)
at de.odysseus.el.TreeValueExpression.getValue(TreeValueExpression.java:122)
at org.jbpm.pvm.internal.el.UelValueExpression.evaluateInScope(UelValueExpression.java:52)
at org.jbpm.pvm.internal.el.Expression.evaluate(Expression.java:112)
at org.jbpm.pvm.internal.model.ExecutionImpl.initializeAssignments(ExecutionImpl.java:778)
at org.jbpm.jpdl.internal.activity.TaskActivity.execute(TaskActivity.java:107)
at org.jbpm.jpdl.internal.activity.TaskActivity.execute(TaskActivity.java:58)
at org.jbpm.pvm.internal.model.op.ExecuteActivity.perform(ExecuteActivity.java:60)
at org.jbpm.pvm.internal.model.ExecutionImpl.performAtomicOperationSync(ExecutionImpl.java:672)
at org.jbpm.pvm.internal.model.ExecutionImpl.performAtomicOperation(ExecutionImpl.java:632)
at org.jbpm.pvm.internal.model.ExecutionImpl.start(ExecutionImpl.java:217)
at org.jbpm.pvm.internal.cmd.StartProcessInstanceInLatestCmd.execute(StartProcessInstanceInLatestCmd.java:63)
at org.jbpm.pvm.internal.cmd.StartProcessInstanceInLatestCmd.execute(StartProcessInstanceInLatestCmd.java:36)
at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42)
at org.jbpm.pvm.internal.tx.StandardTransactionInterceptor.execute(StandardTransactionInterceptor.java:50)
at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.executeInNewEnvironment(EnvironmentInterceptor.java:53)
at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:40)
at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:56)
at org.jbpm.pvm.internal.svc.SkipInterceptor.execute(SkipInterceptor.java:43)
at org.jbpm.pvm.internal.svc.ExecutionServiceImpl.startProcessInstanceByKey(ExecutionServiceImpl.java:67)
at com.heima.jpbm.JPBMinit.main(JPBMinit.java:32)
复制代码
作者:
failureone
时间:
2014-1-20 11:32
see see see see
欢迎光临 黑马程序员技术交流社区 (http://bbs.itheima.com/)
黑马程序员IT技术论坛 X3.2