Ticket #10411 (new defect)
Guest Addition wrong mouse position with Multiscreens
|Reported by:||Samuel75||Owned by:|
|Version:||VirtualBox 4.1.12||Keywords:||Mouse, dual screen, black login screen|
Host: Debian Squeeze, 2.6.32-5-amd64, Dual Opteron6136, NVIDIA twinview proprietary driver.
Guest: Windows 7 Enterprise X64
After upgrading to version 4.1.12, Lots of problems happening.
- After installing Guest addition with Direct3D (WDDM mode) Mouse cursor position goes wrong (looks like scaled in X) when I turned on dual screens. This does not happen without guest addition or in Safemode since it only uses single screen. I repeated clean uninstall and install again. Only when I activated dual screens, the mouse cursor goes wrong place.
I suspect it started from 4.1.11 version. At that time by turning off WDDM mode, I could avoid the problem.
- However, with 4.1.12 guest addition, turning off WDDM mode gives me black screen at windows login.
So now, I have to either turn off dual screen with WDDM mode driver, or uninstall guest addition, which gives the same result (using