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Forum Update on Monday, May 27th 2025

[solved]LNK2019: unresolved external symbol

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  • L Offline
    L Offline
    Laura
    wrote on last edited by
    #1

    Hello,
    I want to read data from an XML file using QDomDocument and i get this error.

    main.obj:-1: error: LNK2019: unresolved external symbol "__declspec(dllimport) public: class QDomElement __cdecl QDomNode::toElement(void)const " (_imp?toElement@QDomNode@@QEBA?AVQDomElement@@XZ) referenced in function "void __cdecl ListElements(class QDomElement,class QString,class QString)" (?ListElements@@YAXVQDomElement@@VQString@@1@Z)

    i included this modules:
    #include <QCoreApplication>
    #include <QtXml/QtXml>
    #include <QDebug>
    and i also added QT += xml in my .pro file.

    Can anyone help me?

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #2

      Hi and welcome to devnet,

      Did you rerun qmake after adding QT += xml ?

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

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      • L Offline
        L Offline
        Laura
        wrote on last edited by
        #3

        Yes and now it works!
        Thank you!

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #4

          You're welcome !

          Please update the thread title prepending [solved] so other forum users may know a solution has been found :)

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

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