[AVCaptureSession startRunning] startRunning may not be called between calls to beginConfiguration and commitConfiguration'

[pomegra]

Terminating app due to uncaught exception 'NSGenericException', reason: ' -[AVCaptureSession startRunning] startRunning may not be called between calls to beginConfiguration and commitConfiguration' *** First throw call stack: (0x180fbb70c 0x1986f6f04 0x1a44954f0 0x180c7b094 0x180c7c094 0x180c6074c 0x180c60dec 0x1dc017dd4 0x1dc01793c) libc++abi: terminating with uncaught exception of type NSException

• thread #74, queue = 'com.apple.root.user-initiated-qos', stop reason = signal SIGABRT frame #0: 0x00000001bb68cbbc libsystem_kernel.dylib__pthread_kill + 8 libsystem_kernel.dylib: -> 0x1bb68cbbc <+8>: b.lo 0x1bb68cbd8 ; <+36> 0x1bb68cbc0 <+12>: stp x29, x30, [sp, #-0x10]! 0x1bb68cbc4 <+16>: mov x29, sp 0x1bb68cbc8 <+20>: bl 0x1bb68860c ; cerror_nocancel