Failed to install CONNECTION Client with error code 0x80070643. Fatal error during installation

trying to update to Staad Pro Connect 2020 v4

const5ant fails with  same error

 I have run as administrator

I have uninstalled earlier versions and logged on as administrator  same error..

Has anyone any ideas?

this is the 2nd instance i have and have many more client to update.

I have log file but no option to upload?

  • [2564:1E24][2024-01-11T09:49:00]i301: Applying execute package: vc9redist_x86.exe, action: Install, path: C:\ProgramData\Package Cache\470640AA4BB7DB8E69196B5EDB0010933569E98D\vc9redist_x86.exe, arguments: '"C:\ProgramData\Package Cache\470640AA4BB7DB8E69196B5EDB0010933569E98D\vc9redist_x86.exe" /q:a /c:"msiexec /i vcredist.msi /qn"'
    [2564:1E24][2024-01-11T09:49:03]e000: Error 0x80070643: Process returned error: 0x643
    [2564:1E24][2024-01-11T09:49:03]e000: Error 0x80070643: Failed to execute EXE package.
    [32A0:3774][2024-01-11T09:49:03]e000: Error 0x80070643: Failed to configure per-machine EXE package.
    [32A0:3774][2024-01-11T09:49:03]i319: Applied execute package: vc9redist_x86.exe, result: 0x80070643, restart: None
    [32A0:3774][2024-01-11T09:49:03]e000: Error 0x80070643: Failed to execute EXE package.
    [2564:1E24][2024-01-11T09:49:03]i351: Removing cached package: vc9redist_x86.exe, from path: C:\ProgramData\Package Cache\470640AA4BB7DB8E69196B5EDB0010933569E98D\
    [2564:1E24][2024-01-11T09:49:03]i351: Removing cached package: vc8redist_x86.exe, from path: C:\ProgramData\Package Cache\B8FAB0BB7F62A24DDFE77B19CD9A1451ABD7B847\

  • Is your machine current with the latest Microsoft updates? If not, please update them and retry the installation.

    Ensure that your system has .NET Framework 4.8 or above installed. Also, try temporarily disabling the Antivirus/Firewall software and then run the installer.

    If the issue persists, please create a service case to check in details,