Windows 10 Upgrade from version 1909 to 21H1 fails

  • Thread starter Thread starter Mike915
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Mike915

I'm trying to upgrade from 1909 to 21H1 using the Windows Upgrade Assistant but it keeps failing after the reboot. I've looked in the setuperr.txt file but can seem to figure out what is causing it to fail. It looks like it something related to Edge but I don't have any extensions installed. If anyone can help it would be appreciated. 2021-07-03 17:38:56, Error CSI 00000001 (F) STATUS_OBJECT_NAME_NOT_FOUND #12# from Windows::Rtl::SystemImplementation::DirectRegistryProvider::SysQueryValueKey(flags = 0, key = 95c ('\REGISTRY\MACHINE\SYSTEM\Setup'), vn = [l:7 ml:8]'Compact',

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