https://developers.maxon.net/docs/cpp/2024_4_0/classmaxon_1_1_data_type_cache_instance_3_01_invalid_type_00_01_p_o_l_i_c_y_00_01true_01_4.html
DataTypeCacheInstance InvalidType, POLICY, true Class Template Reference : Cinema 4D C++ SDK
template referencepolicytrueclass