When I try to make a new diagram I receive an exception and the diagram window it is not shown.
The Exception is:
java.lang.NullPointerException
void oracle.ideimpl.palette.PaletteImpl.populate()
PaletteImpl.java:240
void oracle.ideimpl.palette.PaletteWindowImpl.checkIfPopulated()
PaletteWindowImpl.java:323
void oracle.bm.addinUtil.IDEAppContext.openRegisterPalette()
IDEAppContext.java:2485
void oracle.bm.addinUtil.IDEAppContext.open()
IDEAppContext.java:2449
oracle.ide.editor.Editor oracle.ideimpl.editor.EditorManagerImpl.openEditorInFrame(java.lang.Class, oracle.ide.addin.Context)
EditorManagerImpl.java:648
oracle.ide.editor.Editor oracle.ideimpl.editor.EditorManagerImpl.openDefaultEditorInFrame(oracle.ide.addin.Context)
EditorManagerImpl.java:621
boolean oracle.bm.addinUtil.ModelWizard.invoke(oracle.ide.addin.Context, java.lang.String[])
ModelWizard.java:637
void oracle.ide.WizardManager$1.run()
WizardManager.java:450
void java.awt.event.InvocationEvent.dispatch()
InvocationEvent.java:154
void java.awt.EventQueue.dispatchEvent(java.awt.AWTEvent)
EventQueue.java:337
boolean java.awt.EventDispatchThread.pumpOneEventForHierarchy(java.awt.Compone[i]
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