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August updates trigger 0xc0000409 errors on Windows Server 2016
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August updates trigger 0xc0000409 errors on Windows Server 2016


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Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled.

First seen on bleepingcomputer.com

Jump to article: www.bleepingcomputer.com/news/microsoft/august-updates-trigger-0xc0000409-errors-on-windows-server-2016/

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