Real-app runtime observations (synthetic data only)
Before: 42185a6206245c1cde5368e8ce368b384e7a400a
After submitting /goal resume following a server restart:
[06:46:11.817] ERROR: orchestration V2 provider turn start failed
CodexAppServerRequestError: failed to submit turn input: EmptyInput
Browser: Provider error; The provider could not start this turn.
Browser: no Stop generation control after failure.

After: bf21057bd5de5daffa20a5ea257152e5c91498aa
After submitting /goal resume following a server restart:
Browser: Working; Pursuing goal.
Assistant: I'll check the existing shell session and continue tracking its checkpoints.
After pressing Stop generation:
Browser: Run interrupted; Stopped by user; Goal paused.
No provider-turn-start failure in the restarted server log for this interaction.

Environment for both: Linux web dev app, Chromium browser, 1280x800 CSS pixels,
light theme, independent fresh T3 databases with development seeding disabled,
real Codex app-server 0.167.1 and isolated provider state.
Model selectors are blacked out in public captures for privacy.
AI-assisted; verified with the tests and tools listed above.