VirtualBox

Opened 14 years ago

Closed 13 years ago

#6502 closed defect (fixed)

Some WPF apps switch the desktop to 640x480

Reported by: Andrey Rahmatullin Owned by:
Component: guest additions Version: VirtualBox 3.1.6
Keywords: Cc:
Guest type: Windows Host type: Linux

Description

Some .NET applications (such as Help Library Manager from VS2010 and the HgSccPackage commit dialog) automatically switch the guest desktop to 640x480. The original resolution is restored when the window is closed (the commit dialog apparently isn't destroyed when closed, so Visual Studio should be closed to restore the resolution). This happens only on the first launch in a session. These applications use WPF, but I can't say anything more specific about them, and most other WPF apps don't cause such behavior.

The log contains several lines such as

Display::handleDisplayResize(): uScreenId = 0, pvVRAM=b1659000 w=640 h=480 bpp=16 cbLine=0x500

Change History (5)

comment:1 by Technologov, 14 years ago

But does it happen when running on real Windows OS ? (without VirtualBox)

-Technologov

comment:2 by Andrey Rahmatullin, 14 years ago

Of course no.

comment:3 by Technologov, 13 years ago

If it works the same on real hardware and on VirtualBox, then I don't see why this behavior is wrong.

I don't see the bug.

-Technologov

comment:4 by Andrey Rahmatullin, 13 years ago

I didn't say that in the real hardware the behavior is the same, I've said the opposite. Anyway, this bug no longer happens for me in the current VBox.

comment:5 by Frank Mehnert, 13 years ago

Resolution: fixed
Status: newclosed

Thanks for the feedback!

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