id summary reporter owner description type status component version resolution keywords cc guest host 6478 crash for no apparent reason - (powered itself off) Ed Iglehart "in first instance was in sleep mode (lid closed) In second instance was on ghion:oogle Earth in host machine, and found vm had powered off with a notice to bring the event to the community section: A critical error has occurred while running the virtual machine and the machine execution has been stopped. For help, please see the Community section on http://www.virtualbox.org or your support contract. Please provide the contents of the log file VBox.log and the image file VBox.png, which you can find in the /home/ed/.VirtualBox/Machines/portroyal/Logs directory, as well as a description of what you were doing when this error happened. Note that you can also access the above files by selecting Show Log from the Machine menu of the main VirtualBox window." defect closed other VirtualBox 3.0.8 fixed Linux Linux