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  4. Qt 5.1 and Android unable to start 'org.qtproject.example.myFirstAndroidApp'

Qt 5.1 and Android unable to start 'org.qtproject.example.myFirstAndroidApp'

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  • N Offline
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    niks_android
    wrote on last edited by
    #16

    I am using Qt Creator 2.7.2 based on Qt 5.1.0 on Windows7 32-bit OS.
    Yes, USB debugging is ON (I think that is a mandate)

    Firstly i want to make it work on the emulator.
    On that too, it displays the same error and black screen.

    AVD Manager settings: Data partition size: 1024 Mb
    AVD Target: API17
    CPU/ABI: armeabi-v7a

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    • M Offline
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      Moster
      wrote on last edited by
      #17

      What does "adb logcat" say when you try to run the app?

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      • A Offline
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        andrea993.93
        wrote on last edited by
        #18

        Moster, which api Level do you use?

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        • M Offline
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          Moster
          wrote on last edited by
          #19

          17, since my devices run on 4.2.1 and 4.2.2, but Im using linux, since the windows version is supposed to be less stable

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            niks_android
            wrote on last edited by
            #20

            Moster,

            adb logcat shows the following error on start of application:

            E/Qt ( 1469): Can't create main activity
            E/Qt ( 1469): java.io.FileNotFoundException: /data/data/org.qtproject.example.Sample/lib/lib--Managed_by_Qt_Creator--plugins_platforms_android_libqtforandroid.so: open failed: ENOENT (No such file or directory)

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              Moster
              wrote on last edited by
              #21

              What are your deploy configurations?

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              • N Offline
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                niks_android
                wrote on last edited by
                #22

                Use Qt libraries from device - checked
                Use local Qt Libraries - checked
                Rest unchecked.

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                • M Offline
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                  Moster
                  wrote on last edited by
                  #23

                  Do you have a chance to test it on linux?

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                  • S Offline
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                    steno
                    wrote on last edited by
                    #24

                    I'm experiencing the same problem. However, during the deploy step i notice when it tries to install the apk to the emulator, it spits out the following error. This is on windows with almost the same setup.

                    Error: Could not access the Package Manager. Is the system running?

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                    • S Offline
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                      steno
                      wrote on last edited by
                      #25

                      So, I fixed my problem. One I didn't have the emulator using the host gpu. Second, I wasn't giving the emulator enough time to boot up.

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