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  4. OpenCV Error: Unspecified error (The node does not represent a user object (unknown type?))
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OpenCV Error: Unspecified error (The node does not represent a user object (unknown type?))

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  • S Offline
    S Offline
    sachin786
    wrote on 3 May 2016, 11:40 last edited by
    #1

    hello everyone,

    i am running the code for face recognition but in that the camera capture part gives me error...when i execute the code it gives me ==>

    OpenCV Error: Unspecified error (The node does not represent a user object (unknown type?)) in cvRead, file /home/sachin/opencv/sachin/opencv-2.4.10/modules/core/src/persistence.cpp, line 4991
    terminate called after throwing an instance of 'cv::Exception'
    what(): /home/sachin/opencv/sachin/opencv-2.4.10/modules/core/src/persistence.cpp:4991: error: (-2) The node does not represent a user object (unknown type?) in function cvRead

    Aborted (core dumped)

    anyone know how to resolved it??

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    • S Offline
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      SGaist
      Lifetime Qt Champion
      wrote on 3 May 2016, 21:37 last edited by
      #2

      Hi,

      What does it have to do with Qt ?

      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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      • S Offline
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        sachin786
        wrote on 6 May 2016, 04:58 last edited by
        #3

        hello it was just c++ code hello...i am using opencv 2.4.10 on ubuntu 12.04 the above error is solved the mistake in my source code only.
        thanks

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        • S Offline
          S Offline
          SGaist
          Lifetime Qt Champion
          wrote on 6 May 2016, 20:06 last edited by
          #4

          What was the error ?

          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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          • S Offline
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            sachin786
            wrote on 12 May 2016, 07:31 last edited by sachin786 5 Dec 2016, 07:32
            #5

            sorry for replying late...the problem with the code that i am using OPENCV 2.4.10 and the code is properly work on OPENCV 2.4.9 as below website...

            [https://github.com/infusion/PHP-Facedetect/issues/19](link url)

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            • S Offline
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              sachin786
              wrote on 12 May 2016, 07:37 last edited by
              #6

              but the error is still there do u know how to resolve it in 2.4.10??

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              • S Offline
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                sachin786
                wrote on 12 May 2016, 08:06 last edited by
                #7

                cant understand below lines error ==>
                OpenCV Error: Unspecified error (The node does not represent a user object (unknown type?))

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                • J Offline
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                  jsulm
                  Lifetime Qt Champion
                  wrote on 12 May 2016, 09:01 last edited by
                  #8

                  As it is not related to Qt you should ask OpenCV community.

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

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                  3 May 2016, 11:40

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