If your error message includes additional numbers, here’s what they mean:
| Error Variation | Likely Cause |
| :--- | :--- |
| Failed to start Denuvo driver link (0x000001) | Driver blocked by Windows Core Isolation |
| Failed to start Denuvo driver link (0xc0000005) | Memory access violation – run as Admin |
| Failed to start Denuvo driver link (0x0000007e) | Missing system file – reinstall Redists |
| No number, just "link" | General corruption – use Fix 2 (manual reinstall) | football manager 2018 failed to start denuvo driver link
If the driver link is failing because the Denuvo driver installation is corrupted (a "half-installed" state), you need to nuke the remnants. If your error message includes additional numbers, here’s
On Windows 10/11, a security feature called Memory Integrity blocks kernel-mode drivers that are not digitally signed for the latest standards. The older Denuvo driver used by FM18 fails this check. football manager 2018 failed to start denuvo driver link