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Build: NetBeans IDE Dev (Build 201603250001) VM: Java HotSpot(TM) 64-Bit Server VM, 25.73-b02, Java(TM) SE Runtime Environment, 1.8.0_73-b02 OS: Mac OS X User Comments: abien: Happened during alt+enter (full screen) Stacktrace: java.lang.IndexOutOfBoundsException: Index: 4, Size: 4 at java.util.ArrayList.RangeCheck(ArrayList.java:653) at java.util.ArrayList.remove(ArrayList.java:492) at java.awt.Container.remove(Container.java:1219) at javax.swing.JLayeredPane.remove(JLayeredPane.java:246) at java.awt.Container.remove(Container.java:1264) at javax.swing.JRootPane.setContentPane(JRootPane.java:623)
Created attachment 159031 [details] stacktrace
A similar problem, but from different action, is reported in bug #258913.