java.lang.Exception: Changed file not found
        at org.netbeans.modules.properties.PropertiesTableModel$TablePropertyBundleListener.bundleChanged(PropertiesTableModel.java:366)
        at org.netbeans.modules.properties.WeakListenerPropertyBundle.bundleChanged(WeakListenerPropertyBundle.java:46)
        at org.netbeans.modules.properties.PropertyBundleSupport.fireBundleChanged(PropertyBundleSupport.java:102)
        at org.netbeans.modules.properties.PropertyBundleSupport.fireItemChanged(PropertyBundleSupport.java:84)
        at org.netbeans.modules.properties.BundleStructure.itemChanged(BundleStructure.java:282)
        at org.netbeans.modules.properties.PropertiesStructure.itemChanged(PropertiesStructure.java:243)
        at org.netbeans.modules.properties.PropertiesStructure.update(PropertiesStructure.java:95)
        at org.netbeans.modules.properties.StructHandler.updatePropertiesStructure(StructHandler.java:160)
        at org.netbeans.modules.properties.StructHandler.reparseNowBlocking(StructHandler.java:78)
        at org.netbeans.modules.properties.StructHandler.reparseNowBlocking(StructHandler.java:60)
        at org.netbeans.modules.properties.StructHandler$1.run(StructHandler.java:129)
        at org.openide.util.Task.run(Task.java:152)
        at org.openide.util.RequestProcessor$ProcessorThread.run(RequestProcessor.java:611)