id summary reporter owner description type status component version resolution keywords cc guest host 4721 bluescreen in guest win 2008, host win 7 rtm ( all x64) keithprc "my laptop is Lenovo T61 thinkpad. ( 2 Cores ) always bluescreen when I use 2 cores processors." defect closed other VirtualBox 3.0.4 fixed bluescreen keithprc@… Windows Windows