id summary reporter owner description type status component version resolution keywords cc guest host 8260 AutoCAD Crashes VirtualBox Owen Whitehouse "The 4.0.2 version of the Guest Additions cause guests to crash when used with AutoCAD or other CAD applications, like SketchUp. Host is Windows 7 Enterprise x64, guest is any version of Windows. After upgrading VirtualBox to 4.0.2, I began upgrading GuestAdditions in each VM. After I had a few done, I noticed that running AutoCAD caused the entire VM to go immediately to a restart, no warnings." defect closed guest additions VirtualBox 4.0.2 duplicate CAD, AutoCAD, SketchUp, GuestAdditions Windows Windows