Use the computer name instead.' (When using the computer name instead of the IP address, the same error message appears) Result: Variables cannot be browsed, no connection to the serverĮrror message in WinCC: 'The resolution of the IP address failed. create the Python server with 'load_certificate' and with 'load_private_key.Result: Variables cannot be browsed, no connection to serverĮrror message in WinCC: 'No certificate used by the server to establish secure access'. Security settings in WinCC Client: None / None create the Python server without 'load_certificate' and without 'load_private_key.Only the combination Python OPC UA Server and WinCC Client does not work. FYI: Other OPC UA clients can access the Python OPC UA server and the WinCC client can access other servers.
