Windows Update KB3081320 May Cause VirtualBox Guest VM to Fail to Start, Error: 0X8009200D

(Doc ID 2084116.1)

Last updated on MAY 05, 2017

Applies to:

Oracle VM VirtualBox - Version 4.3 to 5.0 [Release 4.0 to 5.0]
Information in this document applies to any platform.


VirtualBox users may observe behavior where a VirtualBox Guest Virtual Machine (VM) is failing to start, with error:



This behavior has been reported on platforms running the following versions:




This issue is related to Windows Update KB3081320:  When KB3081320 is installed, the machine does not start anymore.
Users that uninstall KB3081320 will find that the VirtualBox Guest VM will start normally.


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