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Forum Update on Monday, May 27th 2025

Urgent Help Needed to build Linux distribution

Scheduled Pinned Locked Moved Unsolved Installation and Deployment
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  • p3c0P p3c0

    @Ram_Thakkar77 Can you do this simple test?

    • From terminal navigate to the directory where the app binary and libraries are present
    • export LD_LIBRARY_PATH=/root/Desktop/QTEXETesting:$LD_LIBRARY_PATH
    • run binary as ./QTBrowser

    Post the output if you get any errors.

    jsulmJ Offline
    jsulmJ Offline
    jsulm
    Lifetime Qt Champion
    wrote on last edited by
    #22

    @p3c0 I think his problem is that some libs are missing in the directory like QtCore (he has only link there).

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

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    • jsulmJ jsulm

      @Ram_Thakkar77 Please put missing libs (not only links!) in the directory as I said before. For example:

      libQt5Core.so.5
      libQt5Core.so.5.7.1
      
      R Offline
      R Offline
      Ram_Thakkar77
      wrote on last edited by Ram_Thakkar77
      #23

      @jsulm, all errors are gone related to links and necessary files after adding to respective folder, but now getting new error and below is the screen shot of same:

      Screenshot

      jsulmJ 1 Reply Last reply
      0
      • R Ram_Thakkar77

        @jsulm, all errors are gone related to links and necessary files after adding to respective folder, but now getting new error and below is the screen shot of same:

        Screenshot

        jsulmJ Offline
        jsulmJ Offline
        jsulm
        Lifetime Qt Champion
        wrote on last edited by
        #24

        @Ram_Thakkar77 Plug-ins are missing. From the link I posted before:
        "When looking for plugins, the application searches in a plugins subdirectory inside the directory of the application executable"
        Did you create "plugins" subdirectory" and put needed plugins (like xcb) there?

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

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        • jsulmJ jsulm

          @Ram_Thakkar77 Plug-ins are missing. From the link I posted before:
          "When looking for plugins, the application searches in a plugins subdirectory inside the directory of the application executable"
          Did you create "plugins" subdirectory" and put needed plugins (like xcb) there?

          R Offline
          R Offline
          Ram_Thakkar77
          wrote on last edited by
          #25

          @jsulm, no i didn't create any plug in directory in that folder and from where i will find that xcb plugin.

          jsulmJ 1 Reply Last reply
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          • R Ram_Thakkar77

            @jsulm, no i didn't create any plug in directory in that folder and from where i will find that xcb plugin.

            jsulmJ Offline
            jsulmJ Offline
            jsulm
            Lifetime Qt Champion
            wrote on last edited by
            #26

            @Ram_Thakkar77 Well, you have to. Qt plug-ins are in "plugins" subdirectory of you Qt installation.

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

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            • jsulmJ jsulm

              @Ram_Thakkar77 Well, you have to. Qt plug-ins are in "plugins" subdirectory of you Qt installation.

              R Offline
              R Offline
              Ram_Thakkar77
              wrote on last edited by
              #27

              @jsulm, i pasted plugins folder from Qt installation path and here is the screenshot of same:
              Screenshot

              jsulmJ 1 Reply Last reply
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              • R Ram_Thakkar77

                @jsulm, i pasted plugins folder from Qt installation path and here is the screenshot of same:
                Screenshot

                jsulmJ Offline
                jsulmJ Offline
                jsulm
                Lifetime Qt Champion
                wrote on last edited by
                #28

                @Ram_Thakkar77 No need to copy the whole plugin folder from Qt!
                Create empty plugins subdirectory and put libqxcb.so from plugins/platforms of your Qt installation there.

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

                R 1 Reply Last reply
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                • jsulmJ jsulm

                  @Ram_Thakkar77 No need to copy the whole plugin folder from Qt!
                  Create empty plugins subdirectory and put libqxcb.so from plugins/platforms of your Qt installation there.

                  R Offline
                  R Offline
                  Ram_Thakkar77
                  wrote on last edited by Ram_Thakkar77
                  #29

                  @jsulm, i didnt found any libqxcb.so file in QT installation path. I found only libqxcb.so file and pasted in plugin folder but getting same error.

                  @jsulm sorry libqxcb.so i found but its giving me same error.

                  jsulmJ 2 Replies Last reply
                  0
                  • R Ram_Thakkar77

                    @jsulm, i didnt found any libqxcb.so file in QT installation path. I found only libqxcb.so file and pasted in plugin folder but getting same error.

                    @jsulm sorry libqxcb.so i found but its giving me same error.

                    jsulmJ Offline
                    jsulmJ Offline
                    jsulm
                    Lifetime Qt Champion
                    wrote on last edited by
                    #30

                    @Ram_Thakkar77 Did you call the directory plugins or plugin? It should be plugins.

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

                    R 1 Reply Last reply
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                    • jsulmJ jsulm

                      @Ram_Thakkar77 Did you call the directory plugins or plugin? It should be plugins.

                      R Offline
                      R Offline
                      Ram_Thakkar77
                      wrote on last edited by
                      #31

                      @jsulm Its plugins.

                      1 Reply Last reply
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                      • R Ram_Thakkar77

                        @jsulm, i didnt found any libqxcb.so file in QT installation path. I found only libqxcb.so file and pasted in plugin folder but getting same error.

                        @jsulm sorry libqxcb.so i found but its giving me same error.

                        jsulmJ Offline
                        jsulmJ Offline
                        jsulm
                        Lifetime Qt Champion
                        wrote on last edited by
                        #32

                        @Ram_Thakkar77 Keep in mind: libqxcb.so depends on other libraries. You can find out which libraries by calling:

                        ldd PATH_TO_LIBQXCB.SO
                        

                        But don't pu all of them in your package, only those from Qt.
                        You will probably need libQt5XcbQpa.so.5 lib in your package as well.

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

                        R 1 Reply Last reply
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                        • jsulmJ jsulm

                          @Ram_Thakkar77 Keep in mind: libqxcb.so depends on other libraries. You can find out which libraries by calling:

                          ldd PATH_TO_LIBQXCB.SO
                          

                          But don't pu all of them in your package, only those from Qt.
                          You will probably need libQt5XcbQpa.so.5 lib in your package as well.

                          R Offline
                          R Offline
                          Ram_Thakkar77
                          wrote on last edited by
                          #33

                          @jsulm Pasted above mentioned file but no luck. Getting same error.

                          R 1 Reply Last reply
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                          • R Ram_Thakkar77

                            @jsulm Pasted above mentioned file but no luck. Getting same error.

                            R Offline
                            R Offline
                            Ram_Thakkar77
                            wrote on last edited by
                            #34

                            ??.. Any suggestion??

                            jsulmJ 1 Reply Last reply
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                            • R Ram_Thakkar77

                              ??.. Any suggestion??

                              jsulmJ Offline
                              jsulmJ Offline
                              jsulm
                              Lifetime Qt Champion
                              wrote on last edited by
                              #35

                              @Ram_Thakkar77 Did you put libQt5XcbQpa.so.5 and libQt5XcbQpa.so.5.7.1 in the directory where the script is?
                              Maybe somebody else has an idea?

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

                              p3c0P 1 Reply Last reply
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                              • jsulmJ jsulm

                                @Ram_Thakkar77 Did you put libQt5XcbQpa.so.5 and libQt5XcbQpa.so.5.7.1 in the directory where the script is?
                                Maybe somebody else has an idea?

                                p3c0P Offline
                                p3c0P Offline
                                p3c0
                                Moderators
                                wrote on last edited by
                                #36

                                Well everything looks fine to me. Perhaps OP should run through all the steps once again. Check xcb's dependencies. Also Not required but try setting QT_PLUGIN_PATH explicitly. That's all I can think for now.

                                157

                                1 Reply Last reply
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                                • R Offline
                                  R Offline
                                  Ram_Thakkar77
                                  wrote on last edited by
                                  #37

                                  I already pasted libQt5XcbQpa.so.5 and libQt5XcbQpa.so.5.7.1 files in main directory as well as in plugins folder also. I also added QT_PLUGIN_PATH in .sh file and below is my .sh file code:

                                  #!/bin/sh
                                  appname=`basename $0 | sed s,\.sh$,,`
                                  
                                  dirname=`dirname $0`
                                  tmp="${dirname#?}"
                                  
                                  if [ "${dirname%$tmp}" != "/" ]; then
                                  dirname=$PWD/$dirname
                                  fi
                                  LD_LIBRARY_PATH=$dirname
                                  
                                  export LD_LIBRARY_PATH
                                  export QT_PLUGIN_PATH=$dirname/plugins
                                  $dirname/$appname "$@"
                                  

                                  now the error is changed and here is the screen shot of error as well as my folder structure

                                  Screenshot

                                  1 Reply Last reply
                                  0
                                  • p3c0P Offline
                                    p3c0P Offline
                                    p3c0
                                    Moderators
                                    wrote on last edited by p3c0
                                    #38

                                    @Ram_Thakkar77 According to the error QtWebEngineProcess is also required. Try copying it too. It is at location for eg.:
                                    5.7/gcc_64/libexec/QtWebEngineProcess

                                    Edit: Not sure of the first error.

                                    157

                                    1 Reply Last reply
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                                    • R Offline
                                      R Offline
                                      Ram_Thakkar77
                                      wrote on last edited by
                                      #39

                                      OMG, streching my hairs. After copying QtWebEngineProcess Now getting so many error:

                                      QXcbIntegration: Cannot create platform OpenGL context, neither GLX nor EGL are enabled
                                      WebEngineContext used before QtWebEngine::initialize() or OpenGL context creation failed.
                                      Qt WebEngine ICU data not found at /opt/Qt5.7.1/5.7/gcc_64/resources. Trying parent directory...
                                      Qt WebEngine ICU data not found at /opt/Qt5.7.1/5.7/gcc_64. Trying application directory...
                                      Qt WebEngine ICU data not found at /root/Desktop/QTEXETesting. Trying fallback directory... The application MAY NOT work.
                                      
                                      
                                      1 Reply Last reply
                                      0
                                      • p3c0P Offline
                                        p3c0P Offline
                                        p3c0
                                        Moderators
                                        wrote on last edited by
                                        #40

                                        @Ram_Thakkar77 Well I think you need to check this too.
                                        http://doc.qt.io/qt-5/qtwebengine-deploying.html

                                        157

                                        R 1 Reply Last reply
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                                        • p3c0P p3c0

                                          @Ram_Thakkar77 Well I think you need to check this too.
                                          http://doc.qt.io/qt-5/qtwebengine-deploying.html

                                          R Offline
                                          R Offline
                                          Ram_Thakkar77
                                          wrote on last edited by
                                          #41

                                          @p3c0, After reading above link i pasted all files mentioned in that pages to my directory but still getting same error. any other way around to solve this issue??

                                          1 Reply Last reply
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