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Unable to read from QSerialPort using MSVC compiler

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qserialportmingwmsvcread serial
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  • J.HilkJ J.Hilk

    @Turi what versions are we actually talking here ?

    Qt(from the kit), msvc, windows etc.

    and can you show more of your actually class that does the serial communication?

    T Offline
    T Offline
    Turi
    wrote on last edited by
    #15

    @J-Hilk
    I'm using:

    • Qt Creator 4.9.0
    • Based on Qt 5.12.2 (MSVC 2017, 32 bit)
    • Windows 10 Enterprise

    Unfortunately I can't show more of my actually class due to the fact that is reserved code.

    jsulmJ 1 Reply Last reply
    0
    • T Turi

      @J-Hilk
      I'm using:

      • Qt Creator 4.9.0
      • Based on Qt 5.12.2 (MSVC 2017, 32 bit)
      • Windows 10 Enterprise

      Unfortunately I can't show more of my actually class due to the fact that is reserved code.

      jsulmJ Offline
      jsulmJ Offline
      jsulm
      Lifetime Qt Champion
      wrote on last edited by
      #16

      @Turi said in Unable to read from QSerialPort using MSVC compiler:

      Based on Qt 5.12.2 (MSVC 2017, 32 bit)

      This is the Qt version which was used to build QtCreator.
      What Qt version do you use?

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

      1 Reply Last reply
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      • T Offline
        T Offline
        Turi
        wrote on last edited by
        #17

        Qt 5.12.3
        MinGW 7.3.0 32-bit
        MSVC 2017 32-bit

        jsulmJ 1 Reply Last reply
        0
        • T Turi

          Qt 5.12.3
          MinGW 7.3.0 32-bit
          MSVC 2017 32-bit

          jsulmJ Offline
          jsulmJ Offline
          jsulm
          Lifetime Qt Champion
          wrote on last edited by
          #18

          @Turi Can you try with 5.15.2?

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

          T 1 Reply Last reply
          0
          • jsulmJ jsulm

            @Turi Can you try with 5.15.2?

            T Offline
            T Offline
            Turi
            wrote on last edited by
            #19

            @jsulm
            Can you pass me a link where I can download this version?

            jsulmJ 1 Reply Last reply
            0
            • T Offline
              T Offline
              Turi
              wrote on last edited by
              #20

              I tried with Qt 5.12.2 but not work.

              jsulmJ 1 Reply Last reply
              0
              • T Turi

                @jsulm
                Can you pass me a link where I can download this version?

                jsulmJ Offline
                jsulmJ Offline
                jsulm
                Lifetime Qt Champion
                wrote on last edited by
                #21

                @Turi said in Unable to read from QSerialPort using MSVC compiler:

                Can you pass me a link where I can download this version?

                Use the Qt Maintenance Tool to add that Qt version to your installation.

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

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                • T Turi

                  I tried with Qt 5.12.2 but not work.

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

                  @Turi said in Unable to read from QSerialPort using MSVC compiler:

                  I tried with Qt 5.12.2 but not work.

                  I seggested 5.15.2, not 5.12.2

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

                  T 1 Reply Last reply
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                  • jsulmJ jsulm

                    @Turi said in Unable to read from QSerialPort using MSVC compiler:

                    I tried with Qt 5.12.2 but not work.

                    I seggested 5.15.2, not 5.12.2

                    T Offline
                    T Offline
                    Turi
                    wrote on last edited by
                    #23

                    @jsulm Sorry, my bad. With Qt 5.15.2 my application works fine. Thank you.
                    So, is this a bug of older versions?

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                    • SGaistS Offline
                      SGaistS Offline
                      SGaist
                      Lifetime Qt Champion
                      wrote on last edited by
                      #24

                      There was a bug with QSerialPort on Windows but IIRC it has been also fixed for the 5.12 series if you really need it. But you have to update to the latest release of that series.

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

                      1 Reply Last reply
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                      • Christian EhrlicherC Offline
                        Christian EhrlicherC Offline
                        Christian Ehrlicher
                        Lifetime Qt Champion
                        wrote on last edited by
                        #25

                        Here the bug report for this issue: https://bugreports.qt.io/browse/QTBUG-78086

                        Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                        Visit the Qt Academy at https://academy.qt.io/catalog

                        1 Reply Last reply
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