Add Web Reference in rider

i try to add web refference to my .net framework 4.5 and 7 . in visual studio when i add this i can get class and i can call method from it but in rider i can add it succefully but i cant access a class in this service. error show i missing ref or dll. when i try to investigate in visual studio it download a lot of file to ServiceReference directory but rider dont do that. so my question is how can i access this class or use this reference correctly