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Claude Code Doctor

Paste a Claude Code error or doctor output to identify likely PATH, sign-in, TLS or network problems.

Processing happens in your browser. Your inputs, files and results stay on this device.

Terminal output

Paste the relevant error. Remove credentials and private file paths first.

Diagnosis

A likely cause and next step will appear here.

Troubleshoot Claude Code

Run claude doctor or copy the error from the terminal where the failure occurred. Match the result to the command that failed.

For “command not found: claude”, start by checking the installation and PATH in that shell.

Limitations

Uses local rules. It cannot inspect your computer or test access to an account.