id summary reporter owner description type status component version resolution keywords cc guest host 5610 Ubuntu/Debian packages should not allow removal while machines running Jerome Haltom The Ubuntu and Debian packages allow themselves to be removed before all machines are stopped. But they don't allow themselves to be installed until all machines are stopped. This can result in a situation when upgrading that the package removes itself, but cannot install it's new version and destroys all the tools that are required for shutting down headless machines. defect closed other VirtualBox 3.1.0 fixed other other