AB-6032 harness_control_unreachable
| Class | Harness |
| HTTP status | n/a (cli) |
| Retryable | yes |
When it happens
Codex app-server daemon socket or OpenCode server not reachable. details.endpoint.
Hint
Cannot reach the {adapter} control endpoint at {endpoint}. For Codex, run
codex app-server daemon start; for OpenCode, ensureopencode serveis running on the configured port.
Troubleshooting
The sidecar starts these itself in connect; this code appears when they died afterwards.