Crash reports on category addition (and possibly others) on iOS

[teolemon]

What

[g123k]

The root cause is the following crash:

Last Exception Backtrace:
0   CoreFoundation                	0x1a0a68f20 __exceptionPreprocess + 164 (NSException.m:249)
1   libobjc.A.dylib               	0x1988ee018 objc_exception_throw + 60 (objc-exception.mm:356)
2   AVFCapture                    	0x1bda5fe0c -[AVCaptureSession startRunning] + 516 (AVCaptureSession.m:2198)
3   Runner                        	0x1014b00d4 closure #1 in MobileScanner.start(barcodeScannerOptions:returnImage:cameraPosition:torch:detectionSpeed:completion:) + 72 (MobileScanner.swift:217)
4   Runner                        	0x1014b0210 thunk for @escaping @callee_guaranteed @Sendable () -> () + 28 (<compiler-generated>:0)
5   libdispatch.dylib             	0x1a890c13c _dispatch_call_block_and_release + 32 (init.c:1530)
6   libdispatch.dylib             	0x1a890ddd4 _dispatch_client_callout + 20 (object.m:576)
7   libdispatch.dylib             	0x1a8915400 _dispatch_lane_serial_drain + 748 (queue.c:3900)
8   libdispatch.dylib             	0x1a8915f30 _dispatch_lane_invoke + 380 (queue.c:3991)
9   libdispatch.dylib             	0x1a8920cb4 _dispatch_root_queue_drain_deferred_wlh + 288 (queue.c:6998)
10  libdispatch.dylib             	0x1a8920528 _dispatch_workloop_worker_thread + 404 (queue.c:6592)
11  libsystem_pthread.dylib       	0x1fd8bf934 _pthread_wqthread + 288 (pthread.c:2696)
12  libsystem_pthread.dylib       	0x1fd8bc0cc start_wqthread + 8 (:-1)