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  1. Qt
  2. QTBUG-129403

[Boot2Qt][Wayland] Getting "eglSwapBuffers failed with 0x300d" error when trying to run RHI widget example

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: P1: Critical P1: Critical
    • 6.8.1, 6.9.0 FF
    • 6.7.3, 6.8.0 RC
    • QPA: Wayland
    • None
    • Linux/Wayland, Linux/Yocto
    • ae741501e (dev), 76e3c3db4 (6.8)

      Linux Ubuntu 22.04.4 / Wayland

      Qt Creator 14.0.2

      Device: Raspberry Pi4 64 bit with Qt 6.8.0 RC

      Steps to reproduce:

      1. Open the example project - https://doc.qt.io/qt-6/qtwidgets-rhi-cuberhiwidget-example.html
      2. Build the project and try to run it on the device. 

      Expected: The project is launched on the target device.

      Actual: The app doesn't start, failure happens:

      qt.qpa.wayland: eglSwapBuffers failed with 0x300d, surface: 0x0

      Note: No issue when run using EGLFS platform.

      Reproducibility:  100%

        1. cube_wayland_debug.txt
          11 kB
        For Gerrit Dashboard: QTBUG-129403
        # Subject Branch Project Status CR V
        595500,1 Revert "Client: Improve thread safety determining window size on the render thread" dev qt/qtwayland Status: ABANDONED -2 0
        595547,4 client: Update cached buffer size on startup dev qt/qtwayland Status: MERGED +2 0
        596041,2 client: Update cached buffer size on startup 6.8 qt/qtwayland Status: MERGED +2 0

            qt.team.graphics.and.multimedia Qt Graphics Team
            lkos Łukasz Kosiorowski
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              Created:
              Updated:
              Resolved:

                There are no open Gerrit changes