.\main.cpp:186
runtime error: GTK+ error: Gtk-CRITICAL **: file gtkwidget.c: line 4206 (gtk_widget_set_sensitive): assertion `GTK_IS_WIDGET (widget)' failed

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kernel32!RaiseException() + 52
GtkRadiant!write_stack_trace() + 3B c:\radi\radiant\radiant\stacktrace.cpp line 308
GtkRadiant!PopupDebugMessageHandler::handleMessage() + 3E c:\radi\radiant\radiant\main.cpp line 288
GtkRadiant!error_redirect() + 512 c:\radi\radiant\radiant\main.cpp line 186
ntdll!RtlAllocateHeap() + 15E
ntdll!RtlAllocateHeap() + 15E
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