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Build: NetBeans IDE Dev (Build 201701170001) VM: Java HotSpot(TM) 64-Bit Server VM, 25.92-b14, Java(TM) SE Runtime Environment, 1.8.0_92-b14 OS: Linux User Comments: gtg: After view of XML file - the Navigator is empty when when to other type file and Navigator stay on the wrong XML file. Stacktrace: java.lang.NullPointerException at org.netbeans.modules.docbook.DocBookNavigatorPanel.panelDeactivated(DocBookNavigatorPanel.java:157) at org.netbeans.modules.navigator.NavigatorController.activatePanel(NavigatorController.java:295) at org.netbeans.modules.navigator.NavigatorController.propertyChange(NavigatorController.java:713) at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)
Created attachment 163529 [details] stacktrace