我有一个可以在iOS上正常运行的应用程序，但是当使用催化剂运行时，如果我在macOS上滑动到另一个虚拟桌面然后返回大约10次，它会间歇性地出现此崩溃。它通常发生在UICollectionViewController
上这是回溯：
(lldb) bt
* thread #5,queue = 'com.apple.xpc.activity.com.apple.cloudkit.scheduler.com.apple.coredata.cloudkit.activity.export',stop reason = EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP,subcode=0x0)
* frame #0: 0x00007fff68c373ae libxpc.dylib`___xpc_activity_dispatch_block_invoke.107.cold.3 + 19
frame #1: 0x00007fff68c1ecdb libxpc.dylib`___xpc_activity_dispatch_block_invoke.107 + 746
frame #2: 0x00000001010377b3 libdispatch.dylib`_dispatch_call_block_and_release + 12
frame #3: 0x000000010103878f libdispatch.dylib`_dispatch_client_callout + 8
frame #4: 0x000000010103fd31 libdispatch.dylib`_dispatch_lane_serial_drain + 777
frame #5: 0x0000000101040ae8 libdispatch.dylib`_dispatch_lane_invoke + 438
frame #6: 0x000000010104df2e libdispatch.dylib`_dispatch_workloop_worker_thread + 681
frame #7: 0x00000001010c4053 libsystem_pthread.dylib`_pthread_wqthread + 290
frame #8: 0x00000001010c3eb3 libsystem_pthread.dylib`start_wqthread + 15
(lldb)
我尝试查看代码，添加打印语句，添加断点，注释掉某些部分等，试图找出代码的哪一部分导致了此问题，但到目前为止仍然失败。
我正在使用iOS 13的NSPersistentCloudKitContainer。堆栈跟踪是否指向其中的错误？