[Solved] KB3081320 breaks VB 4.3.30 on Windows 8

Discussions related to using VirtualBox on Windows hosts.
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kevinj
Posts: 4
Joined: 20. Aug 2015, 19:20

[Solved] KB3081320 breaks VB 4.3.30 on Windows 8

Post by kevinj »

Uninstalling the Windows patch is a work-around. --Kevin Sullivan
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xorbe
Posts: 39
Joined: 4. Apr 2013, 02:50
Primary OS: MS Windows other
VBox Version: OSE other
Guest OSses: openSUSE Tumbleweed

Re: KB3081320 breaks VB 4.3.30 on Windows 8

Post by xorbe »

Thanks, will give this a try. About ready to revert to 4.3.12 as a casual end-user.
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frank
Oracle Corporation
Posts: 3362
Joined: 7. Jun 2007, 09:11
Primary OS: Debian Sid
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Linux, Windows
Location: Dresden, Germany
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Re: KB3081320 breaks VB 4.3.30 on Windows 8

Post by frank »

I'm not sure but probably the incompatibility was fixed in VBox 4.3.34.
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anouvel
Posts: 4
Joined: 3. Aug 2015, 10:22

Re: KB3081320 breaks VB 4.3.30 on Windows 8

Post by anouvel »

I confirm, 4.3.34 fixes it
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VM2VM
Posts: 19
Joined: 7. Sep 2014, 01:26

Re: [Solved] KB3081320 breaks VB 4.3.30 on Windows 8

Post by VM2VM »

I can confirm that removing the Windows Patch KB3081320 solves the problem.

At least on:
OS: Fully patched Win 8.1
VB: 4.3.30 r101610

Other relevant links:

Discussion of Problems due to Hardened Security

KB3081320 (10Nov15) breaks VirtualBox 4.3.30 (WinVerifyTrust)

WinVerifyTrust failiure after Nov 15 Windows 8.1 update
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