Same error My app is running fine on iPhone but when I deploy on MacOS 11.3.1, it crashes with error[MTLIOAccelDevice registerDevices]: Zero Metal services found [_MTLFunctionInternal baseObject]: unrecognized selector sent to instance 0x11de708d0 [General] -[_MTLFunctionInternal baseObject]: unrecognized selector sent to instance 0x11de708d0 . . . 12  GLEngine                            0x00000001e5770444 glDrawElements_ES2Exec + 280