AB-2002 source_mismatch
| Class | Policy |
| HTTP status | 403 |
| Retryable | no |
When it happens
Envelope source is not the authenticated agent's address.
Hint
sourcemust equal your own address{addr}. The sidecar sets this automatically; do not override it.
Troubleshooting
Check for a stale AGENTBUS_AGENT env var pointing at another agent.