I'm starting to see this issue only from iOS 14. My app does not use scheduled background tasks and no code in willResignActive and didEnterbackground Appdelegate methods. Any insight or help is much appreciated. i've noticed another user facing similar issue here. URL to similar issue: https://developer.apple.com/forums/thread/662875?login=true&page=1#653227022 P.S: I'm including the crash logs and striking out my app name with ******* for privacy reasons. 0	CoreFoundation								 0x184a3e878 __exceptionPreprocess 1	libobjc.A.dylib								0x198f94c50 objc_exception_throw 2	CoreFoundation								 0x184a3e17c -[__NSSingleObjectEnumerator initWithObject:collection:] 3	********											 0x100dbc200 GLA_CREATE_VIEW_PERFORMANCE_STATS 4	********											 0x100dbc01c GLA_CREATE_VIEW_PERFORMANCE_STATS 5	******											 0x100e0fbb8 GB_CTRL_ID 6	CoreFoundation								 0x18499b9a0 CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER 7	CoreFoundation								 0x18499b948 ___CFXRegistrationPost_block_invoke 8	CoreFoundation								 0x18499aeb0 _CFXRegistrationPost 9	CoreFoundation								 0x18499a870 _CFXNotificationPost 10 Foundation										 0x185c5e4bc -[NSNotificationCenter postNotificationName:object:userInfo:] 11 UIKitCore											0x1873e6a08 -[UIApplication _deactivateForReason:notify:] 12 UIKitCore											0x186a47e8c -[_UISceneLifecycleMultiplexer _performBlock:withApplicationOfDeactivationReasons:fromReasons:] 13 UIKitCore											0x186a482b8 -[_UISceneLifecycleMultiplexer _evalTransitionToSettings:fromSettings:forceExit:withTransitionStore:] 14 UIKitCore											0x186a47af4 -[_UISceneLifecycleMultiplexer uiScene:transitionedFromState:withTransitionContext:] 15 UIKitCore											0x186a50040 __186-[_UIWindowSceneFBSSceneTransitionContextDrivenLifecycleSettingsDiffAction _performActionsForUIScene:withUpdatedFBSScene:settingsDiff:fromSettings:transitionContext:lifecycleActionType:]_block_invoke 16 UIKitCore											0x186ec2030 +[BSAnimationSettings(UIKit) tryAnimatingWithSettings:actions:completion:] 17 UIKitCore											0x186fcdb2c _UISceneSettingsDiffActionPerformChangesWithTransitionContext 18 UIKitCore											0x186a4fd38 -[_UIWindowSceneFBSSceneTransitionContextDrivenLifecycleSettingsDiffAction _performActionsForUIScene:withUpdatedFBSScene:settingsDiff:fromSettings:transitionContext:lifecycleActionType:] 19 UIKitCore											0x186877bb4 __64-[UIScene scene:didUpdateWithDiff:transitionContext:completion:]_block_invoke 20 UIKitCore											0x186876528 -[UIScene _emitSceneSettingsUpdateResponseForCompletion:afterSceneUpdateWork:] 21 UIKitCore											0x1868777dc -[UIScene scene:didUpdateWithDiff:transitionContext:completion:] 22 UIKitCore											0x186eebd0c -[UIApplicationSceneClientAgent scene:handleEvent:withCompletion:] 23 FrontBoardServices						 0x193d47d54 -[FBSScene updater:didUpdateSettings:withDiff:transitionContext:completion:] 24 FrontBoardServices						 0x193d745c4 __94-[FBSWorkspaceScenesClient _queue_updateScene:withSettings:diff:transitionContext:completion:]_block_invoke_2 25 FrontBoardServices						 0x193d56560 -[FBSWorkspace _calloutQueue_executeCalloutFromSource:withBlock:] 26 FrontBoardServices						 0x193d744f0 __94-[FBSWorkspaceScenesClient _queue_updateScene:withSettings:diff:transitionContext:completion:]_block_invoke 27 libdispatch.dylib							0x184632db0 _dispatch_client_callout 28 libdispatch.dylib							0x184636738 _dispatch_block_invoke_direct 29 FrontBoardServices						 0x193d9b310 FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK 30 FrontBoardServices						 0x193d9afa0 -[FBSSerialQueue _targetQueue_performNextIfPossible] 31 FrontBoardServices						 0x193d9b4f4 -[FBSSerialQueue _performNextFromRunLoopSource] 32 CoreFoundation								 0x1849ba76c CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION 33 CoreFoundation								 0x1849ba668 __CFRunLoopDoSource0 34 CoreFoundation								 0x1849b9960 __CFRunLoopDoSources0 35 CoreFoundation								 0x1849b3a8c __CFRunLoopRun 36 CoreFoundation								 0x1849b321c CFRunLoopRunSpecific 37 GraphicsServices							 0x19ba32784 GSEventRunModal 38 UIKitCore											0x1873ec200 -[UIApplication _run] 39 UIKitCore											0x1873f1a74 UIApplicationMain 40 *******												0x100c76854 main + 18 (main.m:18) 41 libdyld.dylib									0x1846736c0 start