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Compiler feature detection failure

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  • P Offline
    P Offline
    ProTurm
    wrote on last edited by
    #1

    QtCreator 4.13 / Ubuntu 20.04

    I cannot start a single project anymore, because of the following:

    Compiler feature detection failure!
    The command "/usr/bin/g++ -x c++ -E -dM -" terminated with exit code 1.
    /usr/local/gcc-9.2.0/libexec/gcc/x86_64-pc-linux-gnu/9.2.0/cc1plus: error while loading shared libraries: libisl.so.15: cannot open shared object file: No such file or directory
    
    Error while parsing file /....../test.pro. Giving up.
    Project ERROR: Cannot run compiler 'g++'. Output:
    ===================
    ===================
    Maybe you forgot to setup the environment?
    

    Any idea whats wrong and how to solve it ?

    Pablo J. RoginaP 1 Reply Last reply
    0
    • P ProTurm

      QtCreator 4.13 / Ubuntu 20.04

      I cannot start a single project anymore, because of the following:

      Compiler feature detection failure!
      The command "/usr/bin/g++ -x c++ -E -dM -" terminated with exit code 1.
      /usr/local/gcc-9.2.0/libexec/gcc/x86_64-pc-linux-gnu/9.2.0/cc1plus: error while loading shared libraries: libisl.so.15: cannot open shared object file: No such file or directory
      
      Error while parsing file /....../test.pro. Giving up.
      Project ERROR: Cannot run compiler 'g++'. Output:
      ===================
      ===================
      Maybe you forgot to setup the environment?
      

      Any idea whats wrong and how to solve it ?

      Pablo J. RoginaP Offline
      Pablo J. RoginaP Offline
      Pablo J. Rogina
      wrote on last edited by Pablo J. Rogina
      #2

      @ProTurm said in Compiler feature detection failure:

      /usr/local/gcc-9.2.0/libexec/gcc/x86_64-pc-linux-gnu/9.2.0/cc1plus: error while loading shared libraries: libisl.so.15: cannot open shared object file: No such file or directory

      Have you checked this error message?
      It looks like your GCC setup is broken somehow. Try fixing it...

      Upvote the answer(s) that helped you solve the issue
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