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    Call for Presentations - Qt World Summit

    Unsolved qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.

    Installation and Deployment
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    • SGaist
      SGaist Lifetime Qt Champion last edited by

      You should rather check your conda environment. That library should not be broken inside it.

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • A
        austom last edited by

        e372a61a-0ee3-40f0-9853-486d196d611b-image.png
        The environment variables look like this, but I still can't find what went wrong.

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        • SGaist
          SGaist Lifetime Qt Champion last edited by

          Not the environment variables, the conda environment content itself.

          Interested in AI ? www.idiap.ch
          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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          • A
            austom @SGaist last edited by

            @SGaist
            Sorry I misunderstood.But how to check if there is a problem with the library?
            533ca26c-ab15-484c-97d7-2aada235cd38-image.png
            e0b3a415-49e2-4942-b3c2-1f57dd04f8a5-image.png
            I also created soft links in it.But that doesn't seem to work

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            • SGaist
              SGaist Lifetime Qt Champion last edited by

              The main issue from your picture seems that the library seems to be missing. You only have one link and not the final library itself.

              Interested in AI ? www.idiap.ch
              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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              • A
                austom @SGaist last edited by

                @SGaist
                I have downloaded the .rpm file and use the following command to install it.

                rpm2cpio XCB util - wm - 0.4.1-5. El7. Aarch64. RPM | cpio - idvm
                

                But I didn't instaill it in the conda.Should I install them in the conda environment?
                ed48ad87-78dc-48b7-9968-ca2a4365d4a7-image.png

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                • SGaist
                  SGaist Lifetime Qt Champion last edited by

                  Wait, the original error was that there was an issue with the library file. Now you are modifying your system installation while I am suggesting to check the content of your conda environment.

                  Interested in AI ? www.idiap.ch
                  Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                  • A
                    austom @SGaist last edited by

                    @SGaist
                    You mean I can't use the soft link instead of original file in the conda environment?

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                    • SGaist
                      SGaist Lifetime Qt Champion last edited by

                      No, I mean you should search why your environment was corrupted rather than trying to force it working using libraires from somewhere else.

                      One simple way would be to create a new environment from scratch to see if you have the same issue.

                      Interested in AI ? www.idiap.ch
                      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                      • A
                        austom @SGaist last edited by

                        @SGaist I have created a new conda environment. But the problem remains unresolved.The entire process of creating an environment from scratch is as follows.
                        11b3a05f-b9a8-4421-84f0-d862a02e98f4-image.png
                        367296fe-b7aa-4e07-892e-ec831f38f6b9-image.png
                        249ba189-3392-43b2-84cd-100fccfab52e-image.png
                        a25c8969-b1da-4cf3-aa13-be7546284442-image.png

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                        • SGaist
                          SGaist Lifetime Qt Champion last edited by

                          Please stop installing system packages in your conda environment. The goal of a new environnement is to start debugging your issue from scratch.

                          So please, create a new environment without installing anything other than conda packages.

                          Interested in AI ? www.idiap.ch
                          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                          • A
                            alex smith last edited by

                            On Linux, the xcb QPA (Qt Platform Abstraction) platform plugin is used. It provides the basic functionality needed by Qt GUI and Qt Widgets to run against X11. Its library dependencies are described the following table..

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