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QXCB could not connect to the display on BBB

  • @Nielske87


    I am also facing the same problem,

    Qxcb connection :could not connect to display

    I build the qt5 for beagleboneboard(arm)..
    I installed the qt5 on my debian OS(done with kit configuration)...
    I run the simple example in debian OS only.
    After this,I copied this exe file in my beaglebone ,
    And connected that beagleboneboard to display touch screen,
    Now executing that exe file in beaglebone(via ssh debian@

    But getting the error

    Qxcb connection :could not connect to the display..

    Can anyone please ,suggest me what mistake I am doing,how do I solve this problem...

  • Lifetime Qt Champion


    Please don't do necrosposting on such an old thread with a question that is not directly related. Jenkins and a BBB are not the same target at all.

    As for your issue, you likely do not have an X server running on your target.

    I'll create a new thread with your question.

  • Lifetime Qt Champion

    Locked this one since you duplicated here.

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