After working flawlessly for months, all of a sudden I cannot launch guests on VirtualBox. When I attempt to launch a VM, I receive the error: > WinVerifyTrust failed on stub executable: WinVerifyTrust failed with > hrc=Unknown Status 0x8009200D on '\Device\HarddiskVolumeX\Program > Files\Oracle\VirtualBox\VirtualBox.exe' (rc=-22919) Please try reinstalling > VirtualBox. I've [...] read more