systematic-debugging

Investigate software failures through a hypothesis-driven debugging workflow.

10|Updated May 9, 2026
One-click install
npx skills add https://github.com/jcwleo/oh-no-harness --skill systematic-debugging-jcwleo
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: systematic-debugging
Source: https://github.com/jcwleo/oh-no-harness/tree/main/plugins/oh-no-harness/skills-claude/systematic-debugging
Command: npx skills add https://github.com/jcwleo/oh-no-harness --skill systematic-debugging-jcwleo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This skill provides a structured, evidence-based framework for investigating and resolving software failures, regressions, and flaky behavior, preventing the common pitfall of applying superficial fixes without understanding the root cause.

Core Features & Use Cases

  • Hypothesis Ledger: Forces the creation of testable hypotheses before any code changes are made, ensuring diagnostic rigor.
  • Causal Verification: Requires a confirmed causal toggle to prove the root cause, ensuring the fix addresses the actual failure mode.
  • Role-Based Dispatch: Orchestrates specialized agent roles like debugger, explorer, and verifier to maintain clean context and separation of concerns.

Quick Start

Invoke the systematic debugging skill by providing the failure command or bug report to initiate the hypothesis ledger and diagnostic process.

Frequently Asked Questions about systematic-debugging

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I find the root cause of a software regression instead of applying superficial fixes?

To find the root cause of a software regression, you need a hypothesis-driven debugging workflow that creates testable hypotheses, verifies causal toggles, and applies minimal fixes to ensure evidence-based diagnostics.

What is hypothesis-driven debugging and when should I use it for complex failures?

Hypothesis-driven debugging is a structured workflow that creates a ledger of testable assumptions before code changes. Use it for complex failures, flaky behavior, and scenarios requiring causal verification and TDD-compliant behavior fixes.

How do I orchestrate agent roles for debugging and causal verification in Claude Code?

Orchestrate agent roles for debugging by dispatching specialized agents like debugger, explorer, and verifier. This maintains clean context and separation of concerns while investigating unknown root causes and confirming causal toggles.

Can I use a systematic debugging workflow to resolve flaky behavior and unknown failures?

Yes, a systematic debugging workflow resolves flaky behavior and unknown failures by enforcing evidence-based diagnostics. It requires a confirmed causal toggle to prove the root cause before applying a minimal isolated fix.

What is the best way to ensure my debugging process meets TDD-compliant behavior fix requirements?

The best way to ensure TDD-compliant behavior fixes is applying a structured workflow that forces testable hypotheses before code changes and requires causal verification to prove the root cause of the failure mode.

Why does applying quick fixes often fail to resolve persistent software failures and regressions?

Applying quick fixes fails because it bypasses root cause analysis and causal verification. Without a hypothesis-driven workflow to confirm the causal toggle, superficial fixes do not address the actual failure mode.