Error 39 Fix ^hot^ — Mastercam X72022 Virtual Usb Bus

Feature: Resolving the Infamous "Error 39" in Mastercam (Versions X7 through 2022)

Caveat:

This must be done on every boot. Not a permanent solution, but useful for testing.

• Look in \Mastercam2022\Licensing\ for VUSB64.inf and vusbbus64.sys.
• If missing, download from a trusted Mastercam reseller (e.g., In-House Solutions).

Title:

The Ghost in the Bus

• Navigate to C:\Program Files\Mastercam <version>\common\drivers\HASP\ (path varies by version).
• Run HASPUserSetup.exe as Administrator.

Phase 4: The "NetHASP" Fix (If Applicable)

bcdedit /set testsigning off

1. Download the latest Sentinel HASP/LDK Run-time Installer from Thales (formerly SafeNet). Do not use the version on your Mastercam DVD – it’s likely outdated.
2. Run the installer as Administrator.
3. Choose "Complete" installation, then select "Repair".