Ticket #20181 (new defect)

Opened 2 years ago

Last modified 2 years ago

WinVerifyTrust for MMDevAPI.dll

Reported by: Tim_B Owned by:
Component: other Version: VirtualBox 6.1.18
Keywords: Cc:
Guest type: Linux Host type: Windows


Microsoft updated this dll on 09/02/2021 and since then all virtualbox guests are falling over unexpectedly during startup with exit code 1 (0x1). the cause in the VBoxHardening.log file is MMDevAPI.dll lacks WinVerifyTrust. Attached is the VBoxHardening.log for a newly created Fedora Linux host. Version of Windows is Windows 10 Pro Ver 20H2 OS build 19042.804


VBoxHardening.log Download (220.6 KB) - added by Tim_B 2 years ago.

Change History

Changed 2 years ago by Tim_B

comment:1 Changed 2 years ago by Tim_B

  • Status changed from new to awaitsfeedback

Having initially fixed the issue by hopping onto the Windows Insider program. Fixing this but everything else became unstable! Then fully re-installed Windows and rolled it forward to this release again. Date on file remains the same but now works, unsure why exactly but not complaining.

comment:2 Changed 2 years ago by Tim_B

  • Status changed from awaitsfeedback to new

This ticket can now be closed

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