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FAQ · 2026.04.17
How to fix mfc140u.dll Error

Issue  
For error(s) related to mfc140u.dll / MSVCP140.dll /VCRUNGTIME140.dll when launching CADian.


    Cause
    Microsoft Visual C++ runtime environment issue after a Windows update.


    Solution

    1. Go to Control Panel → Programs → Uninstall a program

    2. Uninstall all Microsoft Visual C++ Redistributable packages  


    3. Download the attached [VisualCppRedist_AIO_x86_x64_92.zip] file  

    4. Extract the file and install the included packages  


    Note
    This issue commonly occurs after Windows updates that affect existing Visual C++ runtime installations.


    Reference

    Microsoft Build - Microsoft Visual C++ Redistributable latest supported downloads

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