Laptop BitLocker failing on drive with VSS service storage apparmorfs tampering

4.5

Apparmorfs filesystem drivers (for AppArmor) have been tampered with.

Symptoms

BitLocker error
Access Denied
Service crash

Possible Causes

Malware
Buggy driver

Step-by-Step Fix

1

Update Apparmorfs Drivers

Ensure the driver is original and signed.

2

Check for Rootkits

Look for viruses that target AppArmor.

3

Run SFC

Repair system files.

When to See a Technician

Apparmorfs is the interface for AppArmor; tampering can disable MAC security.

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