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[iOS] Crashed: com.apple.main-thread - [FlutterEngine iosPlatformView] #112545

@siddew201

Description

@siddew201

We are getting crash in production and it is not reproducible. Any help is appreciable.

Flutter 3.0.0 • channel stable • https://github.com/flutter/flutter.git
Framework • revision ee4e09c (5 months ago) • 2022-05-09 16:45:18 -0700
Engine • revision d1b9a6938a
Tools • Dart 2.17.0 • DevTools 2.12.2

CrashLog:

Crashed: com.apple.main-thread
0  Flutter                        0x10c90 -[FlutterEngine iosPlatformView] + 53 (weak_ptr.h:53)
1  Flutter                        0x112e4 -[FlutterEngine attachView] + 381 (FlutterEngine.mm:381)
2  Flutter                        0x2d3e4 -[FlutterViewController viewDidLoad] + 671 (FlutterViewController.mm:671)
3  TCPApp                         0x983df0 viewDidLoad + 30 (NeuFlutterViewController.swift:30)
4  TCPApp                         0x983ebc viewDidLoad + 4346740412 (<compiler-generated>:4346740412)
5  UIKitCore                      0x1abffc -[UIViewController _sendViewDidLoadWithAppearanceProxyObjectTaggingEnabled] + 108
6  UIKitCore                      0x1aeb4c -[UIViewController loadViewIfRequired] + 1048
7  UIKitCore                      0x181bac -[UIViewController view] + 32
8  Flutter                        0x3893c flutter::AccessibilityBridge::~AccessibilityBridge() + 66 (accessibility_bridge.mm:66)
9  Flutter                        0x46050 std::__1::unique_ptr<flutter::AccessibilityBridge, std::__1::default_delete<flutter::AccessibilityBridge>>::reset(flutter::AccessibilityBridge*) + 2267 (memory:2267)
10 Flutter                        0x46130 flutter::PlatformViewIOS::~PlatformViewIOS() + 66 (platform_view_ios.mm:66)
11 Flutter                        0x44d14 flutter::PlatformViewIOS::~PlatformViewIOS() + 66 (platform_view_ios.mm:66)
12 Flutter                        0x3e92c0 std::__1::__function::__func<fml::internal::CopyableLambda<flutter::Shell::~Shell()::$_6>, std::__1::allocator<fml::internal::CopyableLambda<flutter::Shell::~Shell()::$_6>>, void ()>::operator()() + 502 (shell.cc:502)
13 Flutter                        0x3e8bf0 flutter::Shell::~Shell() + 1838 (functional:1838)
14 Flutter                        0x157bc std::__1::unique_ptr<flutter::Shell, std::__1::default_delete<flutter::Shell>>::reset(flutter::Shell*) + 2267 (memory:2267)
15 Flutter                        0x114f0 -[FlutterEngine destroyContext] + 4076 (type_traits:4076)
16 CoreFoundation                 0x2a834 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 28
17 CoreFoundation                 0xc6fd4 ___CFXRegistrationPost_block_invoke + 52
18 CoreFoundation                 0x9a1d0 _CFXRegistrationPost + 456
19 CoreFoundation                 0x408ac _CFXNotificationPost + 728
20 Foundation                     0x1b734 -[NSNotificationCenter postNotificationName:object:userInfo:] + 96
21 UIKitCore                      0xf5bde4 -[UIApplication _terminateWithStatus:] + 300
22 UIKitCore                      0x6369d4 -[_UISceneLifecycleMultiplexer _evalTransitionToSettings:fromSettings:forceExit:withTransitionStore:] + 128
23 UIKitCore                      0x82c834 -[_UISceneLifecycleMultiplexer forceExitWithTransitionContext:scene:] + 224
24 UIKitCore                      0xf58128 -[UIApplication workspaceShouldExit:withTransitionContext:] + 224
25 FrontBoardServices             0x4efec __63-[FBSWorkspaceScenesClient willTerminateWithTransitionContext:]_block_invoke_2 + 80
26 FrontBoardServices             0xa308 -[FBSWorkspace _calloutQueue_executeCalloutFromSource:withBlock:] + 240
27 FrontBoardServices             0x4ef84 __63-[FBSWorkspaceScenesClient willTerminateWithTransitionContext:]_block_invoke + 132
28 libdispatch.dylib              0x3a30 _dispatch_client_callout + 20
29 libdispatch.dylib              0x74e0 _dispatch_block_invoke_direct + 264
30 FrontBoardServices             0xbc70 __FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK__ + 48
31 FrontBoardServices             0xb040 -[FBSSerialQueue _targetQueue_performNextIfPossible] + 220
32 FrontBoardServices             0xf700 -[FBSSerialQueue _performNextFromRunLoopSource] + 28
33 CoreFoundation                 0xbb414 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 28
34 CoreFoundation                 0xcc1a0 __CFRunLoopDoSource0 + 208
35 CoreFoundation                 0x56f8 __CFRunLoopDoSources0 + 368
36 CoreFoundation                 0xb05c __CFRunLoopRun + 828
37 CoreFoundation                 0x1ebc8 CFRunLoopRunSpecific + 600
38 GraphicsServices               0x1374 GSEventRunModal + 164
39 UIKitCore                      0x514b58 -[UIApplication _run] + 1100
40 UIKitCore                      0x296090 UIApplicationMain + 364
41 TCPApp                         0xbb0610 main + 39 (AppDelegate.swift:39)
42 ???                            0x107141da4 (Missing)

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P1High-priority issues at the top of the work lista: productionIssues experienced in live production appsc: crashStack traces logged to the consoleengineflutter/engine related. See also e: labels.needs repro infoAutomated crash report whose cause isn't yet knownplatform-iosiOS applications specifically

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