java.lang.IllegalArgumentException: getParent() called for DE (20175610)["..." (content) <1651-1662> ''] which is not in the elements list! at org.netbeans.modules.editor.structure.api.DocumentModel.getParent(DocumentModel.java:669) at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.removeDE(DocumentModel.java:1078) at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.commit(DocumentModel.java:954) at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.access$200(DocumentModel.java:839) at org.netbeans.modules.editor.structure.api.DocumentModel$2.run(DocumentModel.java:519) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:199) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)