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Hi,We are getting background crash in CFNetwork with tubemanager internal class. I have provided crashed thread and full log below. Could you please suggest solution to this crash.Thread 2 name:Thread 2 Crashed:0 CFNetwork 0x00000001825119e0 CFAllocatedReferenceCountedObject::_retainable_hash(void const*) + 0 (CFObject.cpp:204)1 CoreFoundation 0x0000000181d26fb8 CFBasicHashFindBucket + 164 (CFBasicHash.c:426)2 CoreFoundation 0x0000000181d26ec0 CFDictionaryGetValue + 160 (CFDictionary.c:416)3 CFNetwork 0x000000018253f3dc TubeManager::_onqueue_enqueueRequestForProtocol(MetaConnectionCacheClient*, HTTPRequestMessage const*, MetaConnectionOptions, BaseAwaitingTube*) + 80 (CFObject.h:712)4 CFNetwork 0x00000001825402f4 TubeManager::_onqueue_reenqueueAwaitingTube(BaseAwaitingTube*) + 112 (TubeManager.cpp:447)5 CFNetwork 0x0000000182540378 ___ZN11TubeManager21_onqueue_newTubeReadyEP4Tube13CFStreamError_block_invoke + 28 (TubeManager.cpp:662)6 libdispatch.dylib 0x0000000180cdd1c0 _dispatch_client_callout + 16 (object.m:455)7 libdispatch.dylib 0x0000000180ce8b24 _dispatch_block_invoke_direct + 376 (queue.c:2872)8 CFNetwork 0x000000018266ee98 RunloopBlockContext::_invoke_block(void const*, void*) + 36 (CoreSchedulingSet.mm:361)9 CoreFoundation 0x0000000181d2d9a8 CFArrayApplyFunction + 68 (CFArray.c:650)10 CFNetwork 0x000000018266ed7c RunloopBlockContext::perform() + 136 (CoreSchedulingSet.mm:315)11 CFNetwork 0x00000001826700a4 MultiplexerSource::perform() + 312 (CFNRunLoopMultiplexer.c:282)12 CFNetwork 0x000000018266fe10 MultiplexerSource::_perform(void*) + 64 (CFNRunLoopMultiplexer.c:47)13 CoreFoundation 0x0000000181e02278 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24 (CFRunLoop.c:1943)14 CoreFoundation 0x0000000181e01bc0 __CFRunLoopDoSources0 + 524 (CFRunLoop.c:1989)15 CoreFoundation 0x0000000181dff7c0 __CFRunLoopRun + 804 (CFRunLoop.c:2821)16 CoreFoundation 0x0000000181d2e048 CFRunLoopRunSpecific + 444 (CFRunLoop.c:3113)17 CFNetwork 0x000000018251bcec +[NSURLConnection(Loader) _resourceLoadLoop:] + 336 (NSURLConnection.mm:364)18 Foundation 0x000000018293a50c __NSThread__start__ + 1024 (NSThread.m:1163)19 libsystem_pthread.dylib 0x0000000180ee7860 _pthread_body + 240 (pthread.c:697)20 libsystem_pthread.dylib 0x0000000180ee7770 _pthread_start + 284 (pthread.c:744)21 libsystem_pthread.dylib 0x0000000180ee4dbc thread_start + 4https://mcafee.box.com/s/tdyjymvudfakt7k1nzszf7lpy9o6tr74