server_connection_stabilityTier 1 · 70% confidence

mcp-server-connection-st-mcp-server-disconnects-soon-after-startup-with-log-67858051

agent: mcp

When does this happen?

IF MCP server disconnects soon after startup with log 'Server transport closed unexpectedly, this is likely due to the process exiting early' or 'MCP server <name> disconnected' repeatedly.

How others solved it

THEN Ensure the server command in `claude_desktop_config.json` matches the runtime environment (e.g., use `uv` for Python projects, `node` for Node projects). Add debug output to stderr (`console.error` in JS, `print(..., file=sys.stderr)` in Python) to surface process exit issues. Verify all dependencies are installed and the working directory is correct.

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