java.lang.NullPointerException

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    • java.lang.NullPointerException at oracle.wh.service.impl.mapping.metadata.WBMappingGraphImpl.<init>(WBMappingGraphImpl.java:43) at oracle.wh.service.impl.mapping.metadata.WBMappingGraphHelper.createMappingGraph(WBMappingGraphHelper.java:31) at oracle.wh.ui.mapping.MappingGraphNew.drawStage(MappingGraphNew.java:2668) at oracle.wh.ui.mapping.MappingGraphNew.setStage(MappingGraphNew.java:487) at oracle.wh.ui.mapping.MappingEditorCanvas.refresh(MappingEditorCanvas.java:287) at oracle.wh.ui.common.WhFolderEditor.refreshCanvas(WhFolderEditor.java:951) at oracle.wh.ui.common.WhFolderEditor.refresh(WhFolderEditor.java:604) at oracle.wh.ui.common.WhFolderEditor$1$MyRefresh.run(WhFolderEditor.java:424) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:154) at java.awt.EventQueue.dispatchEvent(EventQueue.java:337) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:131) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:98) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:85)
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