Error codes

0x000000C4

DRIVER_VERIFIER_DETECTED_VIOLATION

What it means

Driver Verifier, a Windows test tool, caught a driver breaking the rules. It only appears when Driver Verifier is on.

Common causes

• Driver Verifier was turned on (by you or a tool)
• A buggy driver

How to fix it

1. Note the driver named on the blue screen, then turn Driver Verifier off: run verifier /reset in Terminal (Admin) and restart.
2. Update or remove the driver it named.
3. If you cannot boot, run verifier /reset from Recovery > Command Prompt.