Crashed: com.apple.root.default-qos

Question

bolak2 OP

Created Jun ’20

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In our current mobile app we run in to the following crash:

Code Block Crashed: com.apple.root.default-qos
0	PensaMobileAppV1							 0x102bdbdf4 specialized static AVUtils.checkFileSize(sizeUrl:message:) + 145 (AVUtils.swift:145)
1	PensaMobileAppV1							 0x102bdacc0 closure #1 in closure #1 in static AVUtils.compressFile(urlToCompress:outputURL:scanData:completion:) + 4302302400 (<compiler-generated>:4302302400)
2	PensaMobileAppV1							 0x102bbb144 thunk for @escaping @callee_guaranteed () -> () + 4302172484 (<compiler-generated>:4302172484)
3	Foundation										 0x1ff364084 103+[NSOperationInternal _observeValueForKeyPath:ofObject:changeKind:oldValue:newValue:indexes:context:]_block_invoke_2 + 28
4	libdispatch.dylib							0x1fe340a38 _dispatch_call_block_and_release + 24
5	libdispatch.dylib							0x1fe3417d4 _dispatch_client_callout + 16
6	libdispatch.dylib							0x1fe2f2160 _dispatch_root_queue_drain + 680
7	libdispatch.dylib							0x1fe2f28d0 _dispatch_worker_thread2 + 128
8	libsystem_pthread.dylib				0x1fe5211b4 _pthread_wqthread + 464
9	libsystem_pthread.dylib				0x1fe523cd4 start_wqthread + 4

This happens very rarely when we try to check file size. The bug happened on an:
Model: Iphone 7
IOS: 12.2.0 (16E227)

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Answer 1

Cyborg-security OP

Jun ’20

crashes and bugs should be written on feedback assistant of apple. which can better help in this type of apple code for IOS devices.

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