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Forum Update on Monday, May 27th 2025

Several errors after Qt update

Scheduled Pinned Locked Moved Solved General and Desktop
updateerror detectionreference error
15 Posts 4 Posters 2.4k Views
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  • jsulmJ jsulm

    @UnitScan Did you try a complete rebuild (delete build folder, run qmake and build)?

    UnitScanU Offline
    UnitScanU Offline
    UnitScan
    wrote on last edited by
    #4

    @jsulm Not yet

    1 Reply Last reply
    0
    • J.HilkJ J.Hilk

      @UnitScan for what platform is this?

      UnitScanU Offline
      UnitScanU Offline
      UnitScan
      wrote on last edited by
      #5

      @J.Hilk Windows 7

      1 Reply Last reply
      0
      • UnitScanU Offline
        UnitScanU Offline
        UnitScan
        wrote on last edited by
        #6

        A more complete view: https://i.imgur.com/7L2qX51.gif

        J.HilkJ 1 Reply Last reply
        0
        • UnitScanU UnitScan

          A more complete view: https://i.imgur.com/7L2qX51.gif

          J.HilkJ Offline
          J.HilkJ Offline
          J.Hilk
          Moderators
          wrote on last edited by
          #7

          @UnitScan
          mmh, can you show us the kit's & compiler tab of your configuration/settings of QtCreator.

          Seems as if there's something not ok.


          Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


          Q: What's that?
          A: It's blue light.
          Q: What does it do?
          A: It turns blue.

          UnitScanU 1 Reply Last reply
          2
          • J.HilkJ J.Hilk

            @UnitScan
            mmh, can you show us the kit's & compiler tab of your configuration/settings of QtCreator.

            Seems as if there's something not ok.

            UnitScanU Offline
            UnitScanU Offline
            UnitScan
            wrote on last edited by
            #8

            @J.Hilk: https://i.imgur.com/BXcMTiR.gif

            J.HilkJ 1 Reply Last reply
            0
            • UnitScanU UnitScan

              @J.Hilk: https://i.imgur.com/BXcMTiR.gif

              J.HilkJ Offline
              J.HilkJ Offline
              J.Hilk
              Moderators
              wrote on last edited by J.Hilk
              #9

              @UnitScan
              well yes,
              you have mingw compiler assigned to MSVC precompiled Qt-Libs. Unsurprisingly this does not work.

              You need msvc compiler for that precompiled QT-Lib or you need to download the mingw-libs.


              Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


              Q: What's that?
              A: It's blue light.
              Q: What does it do?
              A: It turns blue.

              UnitScanU 1 Reply Last reply
              3
              • J.HilkJ J.Hilk

                @UnitScan
                well yes,
                you have mingw compiler assigned to MSVC precompiled Qt-Libs. Unsurprisingly this does not work.

                You need msvc compiler for that precompiled QT-Lib or you need to download the mingw-libs.

                UnitScanU Offline
                UnitScanU Offline
                UnitScan
                wrote on last edited by
                #10

                @J.Hilk ok, where I can find the MinGW libs?

                J.HilkJ 1 Reply Last reply
                0
                • UnitScanU UnitScan

                  @J.Hilk ok, where I can find the MinGW libs?

                  J.HilkJ Offline
                  J.HilkJ Offline
                  J.Hilk
                  Moderators
                  wrote on last edited by
                  #11

                  @UnitScan
                  how did you install Qt to begin with ?

                  If you used the online installer, you can use that tool to add missing features:

                  0_1549289555417_558e21fe-73cf-4371-a4a9-63d455e69b6d-image.png

                  If you used the offline installer than you'll have to deinstall Qt completely first, as the offlineinstaller does not allow for later changes.


                  Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


                  Q: What's that?
                  A: It's blue light.
                  Q: What does it do?
                  A: It turns blue.

                  UnitScanU 1 Reply Last reply
                  3
                  • J.HilkJ J.Hilk

                    @UnitScan
                    how did you install Qt to begin with ?

                    If you used the online installer, you can use that tool to add missing features:

                    0_1549289555417_558e21fe-73cf-4371-a4a9-63d455e69b6d-image.png

                    If you used the offline installer than you'll have to deinstall Qt completely first, as the offlineinstaller does not allow for later changes.

                    UnitScanU Offline
                    UnitScanU Offline
                    UnitScan
                    wrote on last edited by
                    #12

                    @J.Hilk My Initially I did not install it because my system is 32bit

                    J.HilkJ 1 Reply Last reply
                    0
                    • UnitScanU UnitScan

                      @J.Hilk My Initially I did not install it because my system is 32bit

                      J.HilkJ Offline
                      J.HilkJ Offline
                      J.Hilk
                      Moderators
                      wrote on last edited by
                      #13

                      @UnitScan said in Several errors after Qt update:

                      @J.Hilk My Initially I did not install it because my system is 32bit

                      Yes, that is currently an issue, there are talks of adding mingw32 precompiled libs to the downloader, but that's still up for discussion.

                      You have 3 Options than,

                      • switching back to 5.11.3, IIRC those have precompiled 32 bit libs for mingw
                      • installing MSVC compiler(for legal reasons you have to get them manually from Microsoft)
                      • compiling 5.12.1 yourself

                      Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


                      Q: What's that?
                      A: It's blue light.
                      Q: What does it do?
                      A: It turns blue.

                      1 Reply Last reply
                      3
                      • UnitScanU Offline
                        UnitScanU Offline
                        UnitScan
                        wrote on last edited by
                        #14

                        Solved, thanks @J-Hilk

                        aha_1980A 1 Reply Last reply
                        1
                        • UnitScanU UnitScan

                          Solved, thanks @J-Hilk

                          aha_1980A Offline
                          aha_1980A Offline
                          aha_1980
                          Lifetime Qt Champion
                          wrote on last edited by
                          #15

                          Hi @UnitScan,

                          so please mark this topic as SOLVED too. Thanks!

                          Qt has to stay free or it will die.

                          1 Reply Last reply
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