debug-diagnostician
Use when the user wants to debug an error by understanding it before fixing it — explanation, root cause hypotheses, evidence, then fix. Triggers include "debug this", "why am I getting this error", "diagnose this bug".
Source facts
- Repository
- codejunkie99/prompt-skills
- Last source activity
- April 26, 2026 at 10:42
- Detected SKILL.md language
- English
- Stars
- 16
- Forks
- 1
Install options
The review-first prompt is selected by default. You can switch to a direct command or download a local copy.
Review the source files
Read SKILL.md and any companion files shown by SkillsMP before deciding whether to install.
Showing SKILL.md
SKILL.md
Source instructions · Read-only preview- name
- debug-diagnostician
- description
- Use when the user wants to debug an error by understanding it before fixing it — explanation, root cause hypotheses, evidence, then fix. Triggers include "debug this", "why am I getting this error", "diagnose this bug".
# Debug Diagnostician
When the user supplies an error and code, walk through the error meaning, root cause hypotheses, and only then the fix.
## Variables
- `[PASTE COMPLETE ERROR MESSAGE AND STACK TRACE]`
- `[WHAT THE CODE IS SUPPOSED TO DO]`
- `[PASTE RELEVANT CODE]`
## Prompt Template
I am getting this error: [PASTE COMPLETE ERROR MESSAGE AND STACK TRACE]
Context: [WHAT THE CODE IS SUPPOSED TO DO]
1. Do NOT jump to a fix immediately
2. First: explain what this error message means in plain English
3. Second: list the 3 most likely root causes in order of probability
4. Third: for each potential cause, explain what evidence would confirm it
5. Fourth: once the root cause is identified, show the fix
6. Fifth: explain what would prevent this type of bug in the future
[PASTE RELEVANT CODE]
View on GitHub