Error Code 800 | Version mismatch

Industry

Gaming

Canonical

/gaming/error-codes/error-code-800/

Last Updated

Feb 25, 2026

Summary

This code indicates that the client version does not match the service version.

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What This Code Means

Error Code 800 appears when the client and server versions are incompatible. The service rejects requests from mismatched versions. This prevents inconsistent behavior. It does not indicate account enforcement. Synchronization is required before access resumes.

Where Users Usually See This Code

Login attempts
Online feature access
Matchmaking or session creation

Why This Code Appears

Client and server version mismatch
Partial update deployment
Version synchronization delay

What Typically Happens Next

Access remains blocked
Retry may fail until versions align
Access restores after sync

What This Code Is Not

It is not a network outage
It is not a server crash
It is not a ban

Troubleshooting Checklist

□ Retry access later
□ Monitor update status
□ Observe version changes

Notes And Edge Cases

Version mismatches often occur during staggered updates. Resolution may be automatic.

Related Codes

8 links

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