NullPointerException when trying to search from an embedded tasklist

(Doc ID 2065387.1)

Last updated on JUNE 14, 2017

Applies to:

Oracle Business Process Management Suite - Version 11.1.1.7.0 to 11.1.1.7.0 [Release 11gR1]
Information in this document applies to any platform.

Symptoms

Searching from an embedded BPM tasklist doesn't work for custom views.  Clicking the "My Tasks" tab shows a NullPointerException. 

In the logs you'll notice the following exception:

AXF Solution Application Task Flow Error Handler Error
Supplemental Detail javax.faces.el.EvaluationException:
java.lang.NullPointerException
at org.apache.myfaces.trinidadinternal.taglib.util.MethodExpressionMethodBinding.invoke(MethodExpressionMethodBinding.java:58)
at org.apache.myfaces.trinidad.component.UIXComponentBase.broadcastToMethodBinding(UIXComponentBase.java:1415)
at org.apache.myfaces.trinidad.component.UIXCommand.broadcast(UIXCommand.java:183)
at oracle.adf.view.rich.component.rich.nav.RichCommandNavigationItem.broadcast(RichCommandNavigationItem.java:167)
at org.apache.myfaces.trinidad.component.UIXCollection.broadcast(UIXCollection.java:148)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:103)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:97)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:103)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:97)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:103)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(Contex tSwitchingComponent.java:92)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:97)
at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:181 )
at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:181 )
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:103)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:97)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.broadcastEvents(LifecycleImpl.java:1086)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:478)
...

Caused by: java.lang.NullPointerException
at oracle.bpel.worklistapp.tasklist.beans.controller.TaskController.refreshView(TaskController.java:1016)
at oracle.bpel.worklistapp.tasklist.beans.controller.TaskController.resetSelectionToInboxView(TaskController.java:934)
at oracle.bpel.worklistapp.tasklist.beans.controller.TaskController.myTasksAction(TaskController.java:1865)
at oracle.bpel.worklistapp.tasklist.beans.controller.TaskController.refreshView(TaskController.java:1070)
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:597)
at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:297)
at org.apache.myfaces.trinidadinternal.taglib.util.MethodExpressionMethodBinding.invoke(MethodExpressionMethodBinding.java:53)
.. 73 more

 

Cause

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