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NB 4.2 (200507110943) JDK 1.5.0_04 Steps to reproduce: 1) create new JFrame 2) switch to the source of the new JFrame and press Ctrl-i (override methods) 3) check Show Superclasses ... 4) check Show Abstract Methods Only -> java.lang.reflect.UndeclaredThrowableException at $Proxy11.childrenRemoved(Unknown Source) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1014) at org.openide.nodes.Children.notifyRemove(Children.java:831) the order of the steps 3) and 4) is important, if they are swaped everything works fine.
Created attachment 23061 [details] exception
*** This issue has been marked as a duplicate of 59291 ***
verified duplicate
Reorganization of java component