Debugging and Error Recovery Overview Systematic debugging with structured triage. When something breaks, stop adding features, preserve evidence, and follow a structured process to find and fix the root cause. Guessing wastes time. The triage checklist works for test failures, build errors, runtime bugs, and production incidents. When to Use - Tests fail after a code change - The build breaks - Runtime behavior doesn't match expectations - A bug report arrives - An error appears in logs or console - Something worked before and stopped working The Stop-the-Line Rule When anything unexpected h…