14-debugging-troubleshooting

Diagnose Claude Code MCP servers, tool failures, permissions, and context issues.

1|Updated Apr 30, 2026
One-click install
npx skills add https://github.com/rhpds/claude-code-courseware --skill 14-debugging-troubleshooting
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: 14-debugging-troubleshooting
Source: https://github.com/rhpds/claude-code-courseware/tree/main/lola/ccc/skills/14-debugging-troubleshooting
Command: npx skills add https://github.com/rhpds/claude-code-courseware --skill 14-debugging-troubleshooting

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps users resolve Claude Code failures by providing a structured approach for diagnosing MCP server issues, tool errors, permission problems, and context-related problems.

Core Features & Use Cases

  • MCP Diagnostics: Guides users through checking server commands, paths, startup behavior, and protocol readiness.
  • Error Resolution Workflows: Explains how to handle permission denials, missing tools, timeouts, hooks, and session issues.
  • Use Case: Help a developer troubleshoot why an MCP server is not loading or why Claude Code has forgotten earlier instructions during a long session.

Quick Start

Use the debugging and troubleshooting skill to diagnose my current Claude Code setup and identify possible MCP or session issues.

Frequently Asked Questions about 14-debugging-troubleshooting

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

FAQPage Schema
How do I troubleshoot an MCP server that is not loading in Claude Code?

To troubleshoot Claude Code MCP server loading failures, systematically validate server availability, configuration paths, startup behavior, and protocol readiness to resolve initialization failures.

Why does Claude Code forget earlier instructions during a long-running session?

Claude Code forgetting earlier instructions during long-running sessions indicates context issues, requiring systematic validation of session state and application of recovery procedures.

How do I resolve permission denials and missing tool errors in Claude Code?

Resolve Claude Code permission denials and missing tool errors by following structured error resolution workflows that diagnose tool failures, hooks, and configuration permissions.

What is the best way to diagnose tool failures and timeouts in Claude Code?

The best way to diagnose Claude Code tool failures and timeouts is to apply structured troubleshooting that validates server commands, paths, and protocol readiness to isolate failure points.

Can I use this debugging approach for Claude Code plugin and configuration issues?

Yes, this troubleshooting approach applies to diagnosing Claude Code configurations, plugins, and MCP integrations by systematically validating server availability, configuration paths, and session state.