Some security software flags the virtual bus as a threat. You may need to add an exclusion for the Windows/System32/drivers/multikey.sys Test Mode:
If you are following a specific guide involving "Virtual USB Bus" (often labeled as vusbbus ) and the installation is failing, it is almost certainly due to Windows Security features. mastercam x72022 virtual usb bus install
Usually caused by a driver conflict or Windows blocking the unsigned driver. Re-disable driver signature enforcement. "HASP not found" Some security software flags the virtual bus as a threat
If you have a legitimate license file or are setting up the software to recognize a license server, you usually need the Sentinel HASP Runtime. mastercam x72022 virtual usb bus install