iOS crash

Thread 47 name:  Dispatch queue: com.apple.arkit.technique
Thread 47 Crashed:
0   libobjc.A.dylib               	0x00000001a1a78dc8 objc_release + 8
1   CoreFoundation                	0x000000018cf88f84 cow_cleanup + 144
2   CoreFoundation                	0x000000018cdffc04 -[__NSDictionaryM dealloc] + 148
3   CoreVideo                     	0x00000001954d5cd8 CVBuffer::finalize+ 122072 () + 56
4   CoreVideo                     	0x00000001954d7850 CVPixelBuffer::finalize+ 129104 () + 232
5   CoreFoundation                	0x000000018ce9faac _CFRelease + 248
6   ARKitCore                     	0x00000001b8478804 -[ARImageData dealloc] + 60
7   ARKitCore                     	0x00000001b850b90c -[ARFrameContext .cxx_destruct] + 80
8   libobjc.A.dylib               	0x00000001a1a58cd8 object_cxxDestructFromClass+ 23768 (objc_object*, objc_class*) + 112
9   libobjc.A.dylib               	0x00000001a1a70148 objc_destructInstance + 80
10  libobjc.A.dylib               	0x00000001a1a775c4 _objc_rootDealloc + 80
11  libobjc.A.dylib               	0x00000001a1a58cd8 object_cxxDestructFromClass+ 23768 (objc_object*, objc_class*) + 112
12  libobjc.A.dylib               	0x00000001a1a70148 objc_destructInstance + 80
13  libobjc.A.dylib               	0x00000001a1a775c4 _objc_rootDealloc + 80
14  libobjc.A.dylib               	0x00000001a1a58cd8 object_cxxDestructFromClass+ 23768 (objc_object*, objc_class*) + 112
15  libobjc.A.dylib               	0x00000001a1a70148 objc_destructInstance + 80
16  libobjc.A.dylib               	0x00000001a1a775c4 _objc_rootDealloc + 80
17  libobjc.A.dylib               	0x00000001a1a58cd8 object_cxxDestructFromClass+ 23768 (objc_object*, objc_class*) + 112
18  libobjc.A.dylib               	0x00000001a1a70148 objc_destructInstance + 80
19  libobjc.A.dylib               	0x00000001a1a775c4 _objc_rootDealloc + 80
20  ARKitCore                     	0x00000001b8563c2c -[ARTechniqueParallelGatherContext captureGatheredData] + 1304
21  ARKitCore                     	0x00000001b84ea308 -[ARParentTechnique _submitResultsForTimestamp:context:] + 128
22  libdispatch.dylib             	0x000000018cb1081c _dispatch_client_callout + 20
23  libdispatch.dylib             	0x000000018cb13cf4 _dispatch_continuation_pop + 448
24  libdispatch.dylib             	0x000000018cb264b8 _dispatch_source_invoke + 1284
25  libdispatch.dylib             	0x000000018cb17ecc _dispatch_lane_serial_drain + 308
26  libdispatch.dylib             	0x000000018cb18c34 _dispatch_lane_invoke + 456
27  libdispatch.dylib             	0x000000018cb19ee8 _dispatch_workloop_invoke + 1680
28  libdispatch.dylib             	0x000000018cb234bc _dispatch_workloop_worker_thread + 764
29  libsystem_pthread.dylib       	0x00000001d7fc67a4 _pthread_wqthread + 276
30  libsystem_pthread.dylib       	0x00000001d7fcd74c start_wqthread + 8