" Error V5 Native data cannot be modified "

We have integrated NX cad with 3DExperience PLM by using DFC (Derived Format Converter) using UDN license and after successfully saving data models to 3DExperience PLM , we are unable to hide model surface references while trying to modify models it says error " V5 native data cannot be modified " have you anyone faced this issue to please reach me out from this !

Thank you.