OPC UA - Troubleshooting
If the connection to the server cannot be established, verify if the:
- Correct server IP and port are configured within the client configuration.
- Runtime Service can open the configured OPC UA listening port successfully.
- Machine running the Runtime Service can be reached within the network (e.g., ping command).
- Passwords for the server and client configuration match.
- Correct certificates are used.
- Correct security policy is configured for server and client.




