hillcat
Easy Fix
Call of Duty · Gaming
Call of Duty account/session authentication flow failed.
Quick Answer
Error code HILLCAT on your Call of Duty Gaming means: Call of Duty account/session authentication flow failed.. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Sign out and sign in again.
2
Restart app/client and device.
3
Retry on a stable network.
4
Wait a few minutes and retry if service is degraded.
5
Contact platform support if code persists account-specifically.
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
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