Debugging with Claude Code
Forces Claude Code to read code before guessing, separates root cause from symptoms, and demands minimal-change fixes instead of rewrites.
Prompt
I'm seeing this error: {{error_message}} It happens when I {{trigger_action}}. Debug this step by step: 1. Read the relevant source files around the error 2. Check if there are related tests that cover this path 3. Identify the root cause (not just the symptom) 4. Propose a fix with minimal changes 5. Verify the fix doesn't break related functionality Do NOT guess — read the actual code before suggesting anything.
Variables to customize
{{error_message}}{{trigger_action}}
Why this prompt works
Forces Claude Code to read code before guessing, separates root cause from symptoms, and demands minimal-change fixes instead of rewrites.
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MCP
$ npm i -g @promptingbox/mcpClaude · Cursor · ChatGPT
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