Has any body seen this stack?
I saw this stack in GC pages with time selector only. Were there any known bugs ?
<Aug 18, 2011 11:35:53 AM PDT> <Error> <oracle.adfinternal.view.faces.config.rich.RegistrationConfigurator> <BEA-000000> <ADF_FACES-60096:Server Exception during PPR, #2
javax.el.ELException: Expression cannot be null
at com.sun.el.lang.ExpressionBuilder.createNodeInternal(Unknown Source)
at com.sun.el.lang.ExpressionBuilder.build(Unknown Source)
at com.sun.el.lang.ExpressionBuilder.createValueExpression(Unknown Source)
at com.sun.el.ExpressionFactoryImpl.createValueExpression(Unknown Source)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:111)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:54)
at oracle.adfinternal.view.faces.security.ComponentActionSecurity._getActionCategories(ComponentActionSecurity.java:704)
at oracle.adfinternal.view.faces.security.ComponentActionSecurity._computeActionList(ComponentActionSecurity.java:556)
at oracle.adfinternal.view.faces.security.ComponentActionSecurity.getActionsAvailable(ComponentActionSecurity.java:343)
at oracle.adfinternal.view.faces.security.ComponentActionSecurity.getActionsAvailable(ComponentActionSecurity.java:331)
at oracle.adfinternal.view.faces.security.ComponentActionSecurity.getActionsAvailable(ComponentActionSecurity.java:124)
at oracle.adfinternal.view.faces.utils.Utility.getGlobalActions(Utility.java:90)
at oracle.adf.view.rich.component.customizable.ShowDetailFrame.isActionAllowed(ShowDetailFrame.java:653)
at oracle.adfinternal.view.faces.renderkit.rich.customizable.ShowDetailFrameRenderer.encodeHeader(ShowDetailFrameRenderer.java:1056)
at oracle.adfinternal.view.faces.renderkit.rich.customizable.ShowDetailFrameRenderer.encodeAll(ShowDetailFrameRenderer.java:780)
at oracle.adf.view.rich.render.RichRenderer.encodeAll(RichRenderer.java:1396)
at org.apache.myfaces.trinidad.render.CoreRenderer.encodeEnd(CoreRenderer.java:335)
at org.apache.myfaces.trinidad.component.UIXComponentBase.encodeEnd(UIXComponentBase.java:767)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:937)
at org.apache.myfaces.trinidad.render.CoreRenderer.encodeChild(CoreRenderer.java:399)
at oracle.adf.view.rich.render.RichRenderer.encodeChild(RichRenderer.java:2633)
at oracle.adfinternal.view.faces.renderkit.rich.PanelStretchLayoutRenderer.encodeCenterFacet(PanelStretchLayoutRenderer.java:769)
at oracle.adfinternal.view.faces.renderkit.rich.PanelStretchLayoutRenderer._encodeCenterPane(PanelStretchLayoutRenderer.java:1140)
at oracle.adfinternal.view.faces.renderkit.rich.PanelStretchLayoutRenderer._encodeMiddlePanes(PanelStretchLayoutRenderer.java:348)
at oracle.adfinternal.view.faces.renderkit.rich.PanelStretchLayoutRenderer.encodeAll(PanelStretchLayoutRenderer.java:313)