> Have you been able to reproduce this with another GNUstep app? Yes with another application gorm but I think it is true with all gnustep applications.
here the backtrace: [Switching to Thread 0xb72c88d0 (LWP 16512)] 0xb6ec6afc in -[XGServer(WindowOps) _checkStyle:] (self=0x8217470, _cmd=0xb6f290f0, style=1) at ../../../Source/x11/XGServerWindow.m:571 571 window->depth = context->depth; Current language: auto; currently minimal (gdb) bt #0 0xb6ec6afc in -[XGServer(WindowOps) _checkStyle:] (self=0x8217470, _cmd=0xb6f290f0, style=1) at ../../../Source/x11/XGServerWindow.m:571 #1 0xb6ec9321 in -[XGServer(WindowOps) _setupRootWindow] (self=0x8217470, _cmd=0xb6f27900) at ../../../Source/x11/XGServerWindow.m:1424 #2 0xb6ebe0a8 in -[XGServer _initXContext] (self=0x8217470, _cmd=0xb6f27928) at ../../../Source/x11/XGServer.m:447 #3 0xb6ebe1da in -[XGServer initWithAttributes:] (self=0x8217470, _cmd=0xb7f95740, info=0x0) at ../../../Source/x11/XGServer.m:460 #4 0xb7e2fd2f in +[GSDisplayServer serverWithAttributes:] (self=0xb7f95680, _cmd=0xb7f03b28, attributes=0x0) at GSDisplayServer.m:185 #5 0xb7ca6f94 in -[NSApplication _init] (self=0x81a7378, _cmd=0xb7f03b78) at NSApplication.m:805 #6 0xb799c929 in -[NSObject performSelector:withObject:] (self=0x81a7378, _cmd=0xb7bd2e40, aSelector=0xb7f03b78, anObject=0x81a7378) at NSObject.m:1947 #7 0xb79fc980 in -[NSObject(NSMainThreadPerformAdditions) performSelectorOnMainThread:withObject:waitUntilDone:modes:] ( self=0x81a7378, _cmd=0xb7bd2e60, aSelector=0xb7f03b78, anObject=0x81a7378, aFlag=1 '\001', anArray=0x81a9648) at NSThread.m:1046 #8 0xb79fcbba in -[NSObject(NSMainThreadPerformAdditions) performSelectorOnMainThread:withObject:waitUntilDone:] (self=0x81a7378, _cmd=0xb7f03b80, aSelector=0xb7f03b78, anObject=0x81a7378, aFlag=1 '\001') at NSThread.m:1093 #9 0xb7ca7467 in -[NSApplication init] (self=0x81a7378, _cmd=0xb7f03918) at NSApplication.m:892 #10 0xb7ca6eec in +[NSApplication sharedApplication] (self=0xb7f03280, _cmd=0xb7ef97e0) at NSApplication.m:771 #11 0xb7c8dfbc in NSApplicationMain (argc=1, argv=0xbfab1a84) at Functions.m:72 #12 0x0805d5a2 in main () (gdb)