Windows 11: KB5101001 causes my computer to reboot

Matt-1198 20 Reputation points
2026-07-30T23:36:41.1266667+00:00

With this update installed, my computer goes into a rebooting loop with flashes of various 'blue screens'. Sometimes I can get into windows for a few seconds. Messages like Page fault in nonpaged area and Kmode exception not handled. I got windows memory diagnostic to run and it came back clean. What fixes it is uninstalling KB5101001. No more messages. Not a single unasked for reboot.

Now I see the icon in the lower right for windows update with a yellow dot and the only restart options I have will include this update. I either need a fix or a way to refuse this update.

Thank you in advance for any assistance.

Windows for home | Windows 11 | Windows update
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Manoel Barros 21,225 Reputation points Independent Advisor
2026-08-02T20:06:47.82+00:00

Thanks for the feedback and for running the test!

Even though the update wasn't installed, the problem still occurred. A freeze during the memory test usually indicates a hardware issue with the memory itself. It could be faulty, or there might simply be dirt obstructing a contact point. Have you tried cleaning it?

In any case, when the new modules arrive, clean the memory slot before installing the new memory. Use a brush and, if you have it, some contact cleaner.

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  1. Manoel Barros 21,225 Reputation points Independent Advisor
    2026-08-01T04:28:15.0533333+00:00

    Thanks!

    I understand your concern. First, I noticed some Wi-Fi and audio-related drivers in the minidump files. I also found some third-party drivers.

    Do you use a VPN, antivirus software (such as Avira, McAfee, Avast, BitDefender, etc.), or banking software on your computer?


    If you are hesitant to restart, try restarting using the Alt + F4 keys. There is usually an option to "Restart without updating."

    In any case, while the update might trigger issues with third-party drivers, you cannot put it off forever. The best approach, should the problem recur, is to restore Windows to a restore point created prior to the update and temporarily pause updates while you resolve the issue.

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  2. Manoel Barros 21,225 Reputation points Independent Advisor
    2026-07-31T00:19:46.1066667+00:00

    Hi!

    This update is for the .NET Framework. It typically does not interfere with the system. A driver update might have caused issues in Windows, or the update may have triggered other pre-existing problems within Windows.

    Since you are experiencing Blue Screens, please try sending me the generated minidump files.

    1. Press the WINDOWS + R keys > Type "%windir%" (without quotes) > Search for the "minidumps" folder.
    2. Upload all files inside the Minidumps folder to OneDrive. The link below shows how to do this.

    https://support.microsoft.com/en-us/office/upload-photos-and-files-to-onedrive-b00ad3fe-6643-4b16-9212-de00ef02b586#

    1. When uploading, share the files via a link. The steps are explained in the tutorial below.
    • Don't forget to grant access to whoever has the link.

    https://support.microsoft.com/en-us/office/share-onedrive-files-and-folders-9fcc2f7d-de0c-4cec-93b0-a82024800c07


    After that, run a memory test while I analyze the files.

    • Close programs and save open files > Press Windows + R > Type mdsched.exe > Restart Now... > During the memory check, press F2 and select Extended Mode.
    • It is normal for the process to take a while or appear to stall at a certain percentage. However, if it takes longer than usual or the computer restarts during the test, it may indicate a hardware problem.

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