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  1. Qt
  2. QTBUG-122394

Crash when using QDockWidget

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    • Windows
    • a910daf52 (dev), 4809d41e6 (6.7), 80746b6f6 (tqtc/lts-6.5)

      1. Compile an run the attached sample (it opens main window with 2 tabbed QDockWidgetss)
      2. Dragging or using RMB undock both QDockWidgets and make them floating
      3. Dragging one of the windows dock them together in floating window
      4. Again undock both of them with RMB
      5. Move the windows again and see stray window appear
      6. Try docking them again -> CRASH (or assert in debug)

       

      Video called CrashVideo.mp4 shows how to re-produce the crash using the attached example.

       

        1. 6.6.2-Crash.mp4
          6.65 MB
        2. CrashVideo.mp4
          6.85 MB
        3. main.cpp
          1 kB
        4. StackAtTimeOfCrash.PNG
          StackAtTimeOfCrash.PNG
          57 kB
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            axelspoerl Axel Spoerl
            grzegorz.plonka Grzegorz Plonka
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              Created:
              Updated:
              Resolved: