Troubleshooting

July 21, 2026 · View on GitHub

Check Memgraph Connection

Ensure Docker containers are running: docker compose ps
Verify Memgraph is accessible on port 7687

View Database in Memgraph Lab

Open http://localhost:3000
Connect to memgraph:7687

Local Model Issues (Ollama)

Verify Ollama is running: ollama list
Check if models are downloaded: ollama pull llama3
Test Ollama API: curl http://localhost:11434/v1/models
Check Ollama logs: ollama logs

General Checklist

Check the logs for error details
Verify Memgraph connection
Ensure all environment variables are set
Review the graph schema matches your expectations
Run cgr doctor to validate your setup

Language Grammar Issues

Grammar not found: Use a custom URL:

cgr language add-grammar --grammar-url https://github.com/custom/tree-sitter-mylang

Version incompatibility: Update tree-sitter:

uv add tree-sitter@latest

Missing node types: Manually adjust the configuration in codebase_rag/language_spec.py.