Use detailed steps mentioned in Registering Spatial features webhelp: https://docs.bentley.com/LiveContent/web/OpenCities%20Map%20Help-v14/en/GUID-AE5C01B1-8D20-C9CA-D505-503BB7BB8A7F.html

There can be situations where OpenCities Map is showing level, domain list and/or feature names with __x00##__ similar to the following: This is the result of encoded characters that are illegal in the EC Framework which is the internal storage…