id summary reporter owner description type status component version resolution keywords cc guest host 12234 Error VERR_SUPDRV_COMPONENT_NOT_FOUND after upgrade to MacOSX Mavericks pietromenna "Using Brigde connection with the AirPort driver on a MacBook Pro late 2011, after upgrading to MacOSX Mavericks I am getting the issue below while trying to boot the guest computer. The error does not occur if I change to NAT, so I can believe it is a issue only with the bridge mode on the new version os MacOS X. I could not find any configuration which allowed me to continue using Bridge. Failed to open a session for the virtual machine Ubuntu-Dev-Server. Failed to open/create the internal network 'HostInterfaceNetworking-en1' (VERR_SUPDRV_COMPONENT_NOT_FOUND). Failed to attach the network LUN (VERR_SUPDRV_COMPONENT_NOT_FOUND). Result Code: NS_ERROR_FAILURE (0x80004005) Component: Console Interface: IConsole {db7ab4ca-2a3f-4183-9243-c1208da92392} " defect closed network VirtualBox 4.2.18 fixed Linux other