HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\36FC9E60-C465-11CF-8056-444553540000 if they exist. Driver Reinstallation Steps
"Error 39 on HASP virtual bus? Force legacy USB view. Use devcon to remove the bus, then manually assign a lower filter driver." mastercam+x72022+virtual+usb+bus+error+39+fixed
If nothing else works, remove all traces of HASP/Virtual USB Bus using SafeNet’s official removal tool. mastercam+x72022+virtual+usb+bus+error+39+fixed
In some enterprise environments, the error may stem from a . Users have found that deleting and recreating the local Windows profile can resolve persistent Mastercam launch failures that hardware fixes could not address. Mastercam X7-2022 Virtual Usb Bus Error 39 - Google Groups mastercam+x72022+virtual+usb+bus+error+39+fixed