Connection Issues

Troubleshooting WebSocket and TLS connection problems.

Connection Refused

Error: Connection refused to ws://localhost:6602/ocpp

Solutions

• Verify CSMS is running and accessible
• Check firewall rules
• Confirm WebSocket URL and port

TLS/SSL Errors

Error: SSL certificate verification failed

Solutions

• Verify certificate paths in client_cert, client_key, root_ca
• Check certificate validity (not expired)
• Ensure certificate format is PEM