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No WebView plug-in found

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  • A Offline
    A Offline
    ahlaht
    wrote on last edited by
    #1

    Hi,

    I have Qt 6.2.4 in Debian 11 environment. Qt is installed via Qt installer. I try to test minibrowser example (webview examples).

    Example compiles and links in Qt Creator but when I try to start the example there is error 'No WebView plug-in found!'

    I installed QtWebEngine and QtWebView via Qt Maintenance tool but it didn't help.

    Snippet from log:
    Got keys from plugin meta data QList("webengine")
    QFactoryLoader::QFactoryLoader() checking directory path "/home/ahlaht/qt_projects/qtwebview/build-examples-Desktop_Qt_6_2_4_GCC_64bit-Debug/webview/minibrowser/webview" ...
    Cannot load library /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so: (libQt6WebChannel.so.6: cannot open shared object file: No such file or directory)
    QLibraryPrivate::loadPlugin failed on "/opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so" : "Cannot load library /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so: (libQt6WebChannel.so.6: cannot open shared object file: No such file or directory)"

    /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so exists and access rights should be ok.

    How can I solve this problem?

    Thanks in advance!

    jsulmJ 1 Reply Last reply
    0
    • A ahlaht

      These found:
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6
      /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6.2.4
      /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
      /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
      /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
      /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
      /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6.2.3
      /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6

      jsulmJ Offline
      jsulmJ Offline
      jsulm
      Lifetime Qt Champion
      wrote on last edited by
      #4

      @ahlaht said in No WebView plug-in found:

      QtDesignStudio

      QtDesignStudio is of no interest here. This lib needs to be in your Qt installation (/opt/Qt/6.2.4/gcc_64).
      Maybe you did not install web channel module (https://doc.qt.io/qt-5/qtwebchannel-index.html)?

      https://forum.qt.io/topic/113070/qt-code-of-conduct

      1 Reply Last reply
      0
      • A ahlaht

        Hi,

        I have Qt 6.2.4 in Debian 11 environment. Qt is installed via Qt installer. I try to test minibrowser example (webview examples).

        Example compiles and links in Qt Creator but when I try to start the example there is error 'No WebView plug-in found!'

        I installed QtWebEngine and QtWebView via Qt Maintenance tool but it didn't help.

        Snippet from log:
        Got keys from plugin meta data QList("webengine")
        QFactoryLoader::QFactoryLoader() checking directory path "/home/ahlaht/qt_projects/qtwebview/build-examples-Desktop_Qt_6_2_4_GCC_64bit-Debug/webview/minibrowser/webview" ...
        Cannot load library /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so: (libQt6WebChannel.so.6: cannot open shared object file: No such file or directory)
        QLibraryPrivate::loadPlugin failed on "/opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so" : "Cannot load library /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so: (libQt6WebChannel.so.6: cannot open shared object file: No such file or directory)"

        /opt/Qt/6.2.4/gcc_64/plugins/webview/libqtwebview_webengine.so exists and access rights should be ok.

        How can I solve this problem?

        Thanks in advance!

        jsulmJ Offline
        jsulmJ Offline
        jsulm
        Lifetime Qt Champion
        wrote on last edited by
        #2

        @ahlaht said in No WebView plug-in found:

        libQt6WebChannel.so.6

        Does it exist?

        https://forum.qt.io/topic/113070/qt-code-of-conduct

        1 Reply Last reply
        0
        • A Offline
          A Offline
          ahlaht
          wrote on last edited by
          #3

          These found:
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6
          /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6.2.4
          /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
          /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
          /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
          /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
          /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6.2.3
          /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6

          jsulmJ 1 Reply Last reply
          0
          • A ahlaht

            These found:
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6
            /opt/Qt/Tools/QtDesignStudio-3.2.0-preview/lib/Qt/lib/libQt6WebChannel.so.6.2.4
            /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so
            /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.prl
            /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6
            /opt/Qt/Tools/QtDesignStudio/qt6_design_studio_reduced_version/lib/libQt6WebChannel.so.6.2.4
            /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6.2.3
            /opt/Qt/Tools/QtDesignStudio/lib/Qt/lib/libQt6WebChannel.so.6

            jsulmJ Offline
            jsulmJ Offline
            jsulm
            Lifetime Qt Champion
            wrote on last edited by
            #4

            @ahlaht said in No WebView plug-in found:

            QtDesignStudio

            QtDesignStudio is of no interest here. This lib needs to be in your Qt installation (/opt/Qt/6.2.4/gcc_64).
            Maybe you did not install web channel module (https://doc.qt.io/qt-5/qtwebchannel-index.html)?

            https://forum.qt.io/topic/113070/qt-code-of-conduct

            1 Reply Last reply
            0
            • A Offline
              A Offline
              ahlaht
              wrote on last edited by
              #5

              I installed libQt6WebChannel and also libQt6Positioning libraries and now minibrowser works.

              Thanks, case is solved!

              1 Reply Last reply
              1

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