id summary reporter owner description type status component version resolution keywords cc guest host 2625 VirtualBox changing graphics mode flickers screen on dual head carlotheman "Ubuntu 8.10 with an ATI Radeon graphics card with two monitors, using proprietary driver shipped with Ubuntu. Whenever a graphics mode switch occurs (e.g. from Bios screen to text mode Windows startup status bar, or changing the desktop resolution in Windows), the second (right) monitor blackens for about two seconds and then reappears. Further questions welcome. Thank you for working on VirtualBox! " defect closed other VirtualBox 2.0.4 obsolete other other