When deleting .NET Framework 4 Extended( PerformOperation returned 1603 (translates to HRESULT = 0x80070643)) RRS feed

  • Question

  • MSI (C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\Extended\netfx_Extended_x64.msi) Uninstall failed. Msi Log: Microsoft .NET Framework 4 Extended Setup_20171012_181418855-MSI_netfx_Extended_x64.msi.txt
     PerformOperation returned 1603 (translates to HRESULT = 0x80070643)

    Action complete

     Item Failed. OnFailureBehavior for this item is not specified.
     Default behavior for Repair and Uninstall is to continue and report this failure.
     Wait for Item (netfx_Extended.mzz) to be available
     netfx_Extended.mzz is now available to install
     Created new DoNothingPerformer for File item
     No CustomError defined for this item.

    Action complete

     Final Result: Installation failed with error code: (0x80070643), "В процессе установки произошла неисправимая ошибка. " (Elapsed time: 0 00:00:15).
     WM_ACTIVATEAPP: Focus stealer's windows WAS visible, NOT taking back focus
    Thursday, October 12, 2017 11:26 AM

All replies

  • Hi Kavel,

    Thank you for posting in MSDN forum.

    Please try with following steps:

    1. Use the powerful Microsoft tool for fixing installing and removal issues to fix problems that block programs from being installed or removed.

    2. Download Microsoft .NET Framework 4 to repair the corrupted one.

    3. Go to Control Panel to uninstall it again.

    Any problem persists please feel free to contact us, we are willing to help you for more troubleshoot.

    Best Regards, 

    MSDN Community Support
    Please remember to click "Mark as Answer" the responses that resolved your issue, and to click "Unmark as Answer" if not. This can be beneficial to other community members reading this thread. If you have any compliments or complaints to MSDN Support, feel free to contact

    Friday, October 13, 2017 6:40 AM