id summary reporter owner description type status component version resolution keywords cc guest host 10299 Windows7x64: host USB devices problems after Virtual Box launch planetek "Hi, If I open the Virtual Box Console, without running VMs, I'm unable to use any USB devices connected to the host. The devices are no longer recognized, also closing the Console. After this, windows restart or shutdown is not possilbe and I need to power-off manually the host. Details: Host: Windows 7 x64 Ultimate (clean install) Virtual Box: VirtualBox-4.1.8-75467-Win (no extension pack) Let me know if other infos are needed. Thanks" defect closed USB VirtualBox 4.1.8 obsolete usb,problem,host,x64,windows 7 other Windows