# Change history: What is safe to retry

[← Changelog](/docs/changelog). Entries: 2.

- 2026-10-22 [BC-1022-3: Black Hole tells a dropped connection to the app from app startup, new code BH_APP_CONNECTION_LOST](/docs/changelog/2026-10-22#bc-1022-3-black-hole-tells-a-dropped-connection-to-the-app-from-app-startup-new-code-bh_app_connection_lost)
- 2026-09-15 [BC-0915-1: Black Hole classifies the app's response by its author, not its status; new code BH_APP_TIMEOUT](/docs/changelog/2026-09-15#bc-0915-1-black-hole-classifies-the-app-s-response-by-its-author-not-its-status-new-code-bh_app_timeout)