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Build: NetBeans IDE Dev (Build 201407020002) VM: Java HotSpot(TM) 64-Bit Server VM, 25.5-b02, Java(TM) SE Runtime Environment, 1.8.0_05-b13 OS: Windows 7 User Comments: FrantaM: inspect hierarchy Stacktrace: java.lang.NullPointerException at javax.swing.plaf.basic.BasicTreeUI.updateSize(BasicTreeUI.java:1849) at javax.swing.plaf.basic.BasicTreeUI$ComponentHandler.actionPerformed(BasicTreeUI.java:2617) at javax.swing.Timer.fireActionPerformed(Timer.java:313) at javax.swing.Timer$DoPostEvent.run(Timer.java:245) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:744)
Created attachment 148353 [details] stacktrace