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Fix the 'context window full' error in Claude Code. Learn practical strategies to free up space, avoid hitting limits, and keep working without losing progress.

Step-by-step guide to fixing the 'API key not found' error in Claude Code for Windows, macOS, and Linux. Covers .env setup, environment variables, CLI config, and common pitfalls.

Troubleshooting guide for when Claude Code fails to work with your project — including file system issues, permission errors, unsupported frameworks, and config problems.

Fix GitHub authentication errors in Claude Code — including SSH key issues, personal access tokens, HTTPS credential problems, and permission denied errors.

Step-by-step guide to fixing MCP server connection errors in Claude Code and other AI agents. Covers port conflicts, configuration mistakes, authentication issues, and network problems.

Fix common Claude Code memory issues — context window full warnings, forgotten conversations, truncated responses, and lost context. Practical solutions for daily use.