"Internal Error" When Attempting To Remove An Analytics Report Task Flow From WebCenter Page

(Doc ID 1363225.1)

Last updated on NOVEMBER 22, 2016

Applies to:

Oracle WebCenter Portal - Version 11.1.1.4.0 and later
Information in this document applies to any platform.

Symptoms

Attempting to delete the 'Portlet Instance Response Time' taskflow from a group space page results in an Internal Error page. The taskflow is not removed from the page. The same procedure works fine on a personal space page.

 
The WC_Spaces logs show the following errors:

 

 
<May 27, 2011 6:27:17 PM PDT> <Warning> <oracle.adfinternal.view.page.editor.event.ComposerEventHandler> <WCS-16003> <Cannot delete the root PanelCustomizable component on the page.> 
<May 27, 2011 6:27:17 PM PDT> <Warning> <oracle.adfinternal.view.faces.lifecycle.LifecycleImpl> <BEA-000000> <ADF_FACES-60098:Faces lifecycle receives unhandled exceptions in phase INVOKE_APPLICATION 5
java.lang.NullPointerException
        at oracle.adf.view.faces.bi.component.pivotTable.UIPivotTable.getActionExpression(UIPivotTable.java:419)
        at oracle.adf.view.rich.dt.Page._tryAttributeBindingIdFromActionComponent(Page.java:628)
        at oracle.adf.view.rich.dt.Page._getBindingIdFromComponent(Page.java:612)
        at oracle.adf.view.rich.dt.Page.findControlBinding(Page.java:189)
        at oracle.adfinternal.view.page.editor.resourcecatalog.drophandler.DeleteHandler._findBindingComponent(DeleteHandler.java:221)
        at oracle.adfinternal.view.page.editor.resourcecatalog.drophandler.DeleteHandler._findBindingComponent(DeleteHandler.java:231)
        at oracle.adfinternal.view.page.editor.resourcecatalog.drophandler.DeleteHandler._findBindingComponent(DeleteHandler.java:231)
        ...

Cause

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