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A few questions about cross-compiling on Rapberry pi

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  • I Offline
    I Offline
    ixpervision
    wrote on last edited by
    #35

    Hi again,
    I can cross compile succesfully. But my sd card don't work completely. For example sudo not work. I get this error when write sudo.

    sudo effective uid is not 0 is sudo installed setuid root ?
    So I can not connect desktop via vnc. I did a couple of times writing wheezy image
    to sd card and the problem has continue . In this case I can not deploy project with my pc.
    How can I fix it.

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #36

      What base image are you using ?

      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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      • I Offline
        I Offline
        ixpervision
        wrote on last edited by
        #37

        2014-09-09-wheezy-raspbian.img

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #38

          Did you do any modification on 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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          • I Offline
            I Offline
            ixpervision
            wrote on last edited by
            #39

            No, I did not any modification.

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            • SGaistS Offline
              SGaistS Offline
              SGaist
              Lifetime Qt Champion
              wrote on last edited by
              #40

              So if you just start the Pi with a cleanly installed SD card, it gives you that error ?

              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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              • I Offline
                I Offline
                ixpervision
                wrote on last edited by
                #41

                My old sd card is using this image. I writed rasbian image via Fedora ARM Installer to sd card before that. And this sd card currently works beatiful.
                When I did like in this document for writing to sd, I get this error.

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                • SGaistS Offline
                  SGaistS Offline
                  SGaist
                  Lifetime Qt Champion
                  wrote on last edited by
                  #42

                  @ixpervision said:

                  My old sd card is using this image. I writed rasbian image via Fedora ARM Installer to sd card before that. And this sd card currently works beatiful.
                  When I did like in this document for writing to sd, I get this error.

                  I don't understand your last sentence, do you mean when calling make install ?

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

                  I 1 Reply Last reply
                  0
                  • SGaistS SGaist

                    @ixpervision said:

                    My old sd card is using this image. I writed rasbian image via Fedora ARM Installer to sd card before that. And this sd card currently works beatiful.
                    When I did like in this document for writing to sd, I get this error.

                    I don't understand your last sentence, do you mean when calling make install ?

                    I Offline
                    I Offline
                    ixpervision
                    wrote on last edited by
                    #43

                    @SGaist said:

                    @ixpervision said:

                    My old sd card is using this image. I writed rasbian image via Fedora ARM Installer to sd card before that. And this sd card currently works beatiful.
                    When I did like in this document for writing to sd, I get this error.

                    I don't understand your last sentence, do you mean when calling make install ?

                    No, I mean when used sudo I get error.

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                    • SGaistS Offline
                      SGaistS Offline
                      SGaist
                      Lifetime Qt Champion
                      wrote on last edited by
                      #44

                      That I understood, when does the call to sudo start to fail ? After doing what ?

                      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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                      • mrdebugM Offline
                        mrdebugM Offline
                        mrdebug
                        wrote on last edited by
                        #45

                        I use Qt 5 on Raspberry from an year and more.
                        I normally write the programs using my pc and at the end, I use a qemu machine to compile and build the deb package.
                        This is not a quick way but all works perfectly (I use others components like wiringpi, ffmepg..)

                        Need programmers to hire?
                        www.labcsp.com
                        www.denisgottardello.it
                        GMT+1
                        Skype: mrdebug

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                        • I Offline
                          I Offline
                          ixpervision
                          wrote on last edited by
                          #46

                          After first boot. as a result sudo don't work on raspberry pi with this sd card.

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                          • SGaistS Offline
                            SGaistS Offline
                            SGaist
                            Lifetime Qt Champion
                            wrote on last edited by
                            #47

                            Is it the same card that had the libQt5Qml failure ?

                            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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                            • I Offline
                              I Offline
                              ixpervision
                              wrote on last edited by
                              #48

                              yes same card.

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                              • SGaistS Offline
                                SGaistS Offline
                                SGaist
                                Lifetime Qt Champion
                                wrote on last edited by
                                #49

                                Did you run fsck on 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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