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Created attachment 132496 [details] Screenshot When I try to add a new window to my module, and checks non closeable, non draggable, opens at startup, In next window I give the package name, and it freezes afterwards. No response if I keep on waiting for hours.
Created attachment 132498 [details] Thread dump for the problem Thread dump of IDE
*** This bug has been marked as a duplicate of bug 225620 ***