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  4. undefined reference to `_imp___ZN8mongocxx7v_noabi8instanceC1Ev in Qt?
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undefined reference to `_imp___ZN8mongocxx7v_noabi8instanceC1Ev in Qt?

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qt5c++11mongodbc++ qt
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  • SGaistS Offline
    SGaistS Offline
    SGaist
    Lifetime Qt Champion
    wrote on last edited by
    #21

    The question is: did you build the MongoDB C++ library in 32 or 64 bit ?

    If the later then you can't use them with to build a 32bit application. Beside compiler, architecture matters as well. You can't mix and match 32 and 64 bit when building librairies or applications.

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    Vivek_AV 1 Reply Last reply
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    • SGaistS SGaist

      The question is: did you build the MongoDB C++ library in 32 or 64 bit ?

      If the later then you can't use them with to build a 32bit application. Beside compiler, architecture matters as well. You can't mix and match 32 and 64 bit when building librairies or applications.

      Vivek_AV Offline
      Vivek_AV Offline
      Vivek_A
      wrote on last edited by
      #22
      This post is deleted!
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      • Vivek_AV Offline
        Vivek_AV Offline
        Vivek_A
        wrote on last edited by
        #23

        my compiler is mingw32bit and mongocxx driver build in 64 bit . so thats make problem , i solved it by installing 64bit Qt.

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