我的应用最近崩溃了很多，并将其作为错误抛出：
NSOperationQueue 0x2806fd260（QOS：已检查）EXC_BAD_ACCESS KERN_INVALID_ADDRESS 0x0000000000000000。
我找不到导致此问题的电话。有人可以帮我解决这个问题吗？
这是崩溃stacktrace：
0 AlamofireNetworkLogger 0x10203c7b4 (Missing)
1 AlamofireNetworkLogger 0x10203d910 (Missing)
2 CoreFoundation 0x1829715bc __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 20
3 CoreFoundation 0x182971588 ___CFXRegistrationPost_block_invoke + 64
4 CoreFoundation 0x182970a7c _CFXRegistrationPost + 392
5 CoreFoundation 0x182970728 ___CFXNotificationPost_block_invoke + 96
6 CoreFoundation 0x1828ea524 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1496
7 CoreFoundation 0x1829701d8 _CFXNotificationPost + 696
8 Foundation 0x183358814 -[NSNotificationCenter postNotificationName:object:userInfo:] + 68
9 Alamofire 0x101fd7a84 closure #1 in SessionDelegate.urlSession(_:task:didCompleteWithError:) (SessionDelegate.swift:451)
10 Alamofire 0x101fd7460 SessionDelegate.urlSession(_:task:didCompleteWithError:) (SessionDelegate.swift:495)
11 Alamofire 0x101fd83c0 @objc SessionDelegate.urlSession(_:task:didCompleteWithError:) (<compiler-generated>)
12 myApp 0x10157e9d4 __InstrumentURLSessionTaskDidCompleteWithError_block_invoke + 4311443924
13 CFNetwork 0x183183420 __51-[NSURLSession delegate_task:didCompleteWithError:]_block_invoke.182 + 252
14 Foundation 0x183464f68 __NSBLOCKOPERATION_IS_CALLING_OUT_TO_A_BLOCK__ + 16
15 Foundation 0x183371420 -[NSBlockOperation main] + 72
16 Foundation 0x183370908 -[__NSOperationInternal _start:] + 740
17 Foundation 0x183466cec __NSOQSchedule_f + 272
18 libdispatch.dylib 0x182440a38 _dispatch_call_block_and_release + 24
19 libdispatch.dylib 0x1824417d4 _dispatch_client_callout + 16
20 libdispatch.dylib 0x1823e6018 _dispatch_continuation_pop$VARIANT$mp + 412
21 libdispatch.dylib 0x1823e56dc _dispatch_async_redirect_invoke + 600
22 libdispatch.dylib 0x1823f202c _dispatch_root_queue_drain + 372
23 libdispatch.dylib 0x1823f28d0 _dispatch_worker_thread2 + 128
24 libsystem_pthread.dylib 0x1826211b4 _pthread_wqthread + 464
25 libsystem_pthread.dylib 0x182623cd4 start_wqthread + 4