Outlets Crash at Entry崩溃图像截图
重命名View Controller之后，我崩溃了。 Swift文件到CalculatorViewController.swift
我还尝试了重构新的类名，以在应用程序的所有进入端口之间进行镜像。我收到中止信号错误。请为此提供帮助！这是我的错误
更新：队列com.apple.mainthread（串行）线程1中的错误
代码崩溃点
类AppDelegate：UIResponder，UIApplicationDelegate {
更新。
2019-03-11 15：36：01.990755 + 0530 NDv2 [4619：144763]未知类
接口生成器文件中的CalculatorViewController。 2019-03-11
15：36：02.040903 + 0530 NDv2 [4619：144763] *由于以下原因终止了应用
未捕获的异常“ NSUnknownKeyException”，原因：
'[setValue：forUndefinedKey：]：此
类别与键TextOutput的键值编码不兼容。
*首先抛出调用堆栈：（0 CoreFoundation 0x000000010ef3e1bb exceptionPreprocess + 331 1 libobjc.A.dylib
0x000000010cf58735 objc_exception_throw + 48 2 CoreFoundation
0x000000010ef3dd29-[NSException提高] + 9 3基础
0x000000010c983de4-[NSObject（NSKeyValueCoding）setValue：forKey：] +
292 4 UIKitCore 0x00000001113a3292
-[UIViewController setValue：forKey：] + 87 5 UIKitCore 0x000000011163a573-[UIRuntimeOutletConnection connect] + 109 6
CoreFoundation 0x000000010ef29cfd-[NSArray
makeObjectsPerformSelector：] + 317 7 UIKitCore
0x00000001116372b9-[UINib实例化拥有者：选项：] + 1814 8
UIKitCore 0x00000001113aa452
-[UIViewController _loadViewFromNibNamed：bundle：] + 383 9 UIKitCore 0x00000001113aaddc-[UIViewController loadView] + 177 10 UIKitCore
0x00000001113ab0ee-[UIViewController loadViewIfRequired] + 175 11
UIKitCore 0x00000001113ab940
-[UIViewController视图] + 27 12 UIKitCore 0x0000000111a02c53-[UIWindow addRootViewControllerViewIfPossible] +
122 13 UIKitCore 0x0000000111a0336e
-[UIWindow _setHidden：forced：] + 294 14 UIKitCore 0x0000000111a165c0-[UIWindow makeKeyAndVisible] + 42 15 UIKitCore
0x00000001119c3833-[UIApplication
_callInitializationDelegatesForMainScene：transitionContext：] + 4595 16 UIKitCore 0x00000001119c8c2f
-[UIApplication _runWithMainScene：transitionContext：completion：] + 1623 17 UIKitCore 0x00000001111e74e9
__111-[__ UICanvasLifecycleMonitor_Compatability _scheduleFirstCommitForScene：transition：firstActivation：completion：] _ block_invoke
+ 866 18 UIKitCore 0x00000001111f029c + [_ UICanvas _enqueuePostSettingUpdateTransactionBlock：] + 153 19 UIKitCore 0x00000001111e7126
-[__ UICanvasLifecycleMonitor_Compatability _scheduleFirstCommitForScene：transition：firstActivation：completion：] + 233 20 UIKitCore 0x00000001111e7ae0
-[__ UICanvasLifecycleMonitor_Compatability activateEventsOnly：withContext：completion：] + 1085 21 UIKitCore
0x00000001111e5cb5 __82-[_ UIApplicationCanvas
_transitionLifecycleStateWithTransitionContext：completion：] _ block_invoke
+ 795 22 UIKitCore 0x00000001111e595f-[_ UIApplicationCanvas _transitionLifecycleStateWithTransitionContext：completion：] + 435 23 UIKitCore 0x00000001111eaa90
__125-[_ UICanvasLifecycleSettingsDiffAction performActionsForCanvas：withUpdatedScene：settingsDiff：fromSettings：transitionContext：] _ block_invoke
+ 584 24 UIKitCore 0x00000001111eb80e _performActionsWithDelayForTransitionContext + 100 25 UIKitCore 0x00000001111ea7ef-[_ UICanvasLifecycleSettingsDiffAction
performActionsForCanvas：withUpdatedScene：settingsDiff：fromSettings：transitionContext：]
+ 221 26 UIKitCore 0x00000001111ef93a-[_ UICanvas scene：didUpdateWithDiff：transitionContext：completion：] + 392 27 UIKitCore 0x00000001119c744e
-[UIApplication工作区：didCreateScene：withTransitionContext：完成：] + 515 28
UIKitCore 0x000000011156bd09
-[UIApplicationSceneClientAgent场景：didInitializeWithEvent：完成：] + 357 29
FrontBoardServices 0x000000011a0fc2da-[FBSSceneImpl
_didCreateWithTransitionContext：completion：] + 448 30 FrontBoardServices 0x000000011a107443
__56- [FBSWorkspace客户端：handleCreateScene：withCompletion：] _ block_invoke_2 + 271 31
FrontBoardServices 0x000000011a106b3a
__40- [FBSWorkspace _performDelegateCallOut：] _ block_invoke + 53 32 libdispatch.dylib 0x000000011047e602
_dispatch_client_callout + 8 33 libdispatch.dylib 0x0000000110481b78 _dispatch_block_invoke_direct + 301 34
FrontBoardServices 0x000000011a13bba8
__FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK + 30 35 FrontBoardServices 0x000000011a13b860
-[FBSSerialQueue _performNext] + 457 36 FrontBoardServices 0x000000011a13be40-[FBSSerialQueue _performNextFromRunLoopSource] +
45 37 CoreFoundation 0x000000010eea3721
CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 17 38 CoreFoundation 0x000000010eea2f93
__CFRunLoopDoSources0 + 243 39 CoreFoundation 0x000000010ee9d63f __CFRunLoopRun + 1263 40 CoreFoundation
0x000000010ee9ce11 CFRunLoopRunSpecific + 625 41图形服务
0x000000011713b1dd GSEventRunModal + 62 42 UIKitCore
0x00000001119ca81d UIApplicationMain + 140 43 NDv2
0x000000010c6291c7主+ 71 44 libdyld.dylib
0x00000001104f4575 start +1）libc ++ abi.dylib：终止于
类型为NSException的未捕获异常
最佳答案
有两种方法可以更改ViewController的名称：
1）
例如：类LoginViewController：UIViewController-只需选择“ LoginViewController”，然后右键单击->重构->重命名
这将更改名称文件名，类名，并照顾情节提要的类名。
2）如果无法使用方法1，然后手动重命名文件Name（.swift），则必须转到情节提要，并替换视图控制器的类名。您可能对网点有疑问。
3）之后，关闭Xcode，然后再次启动您的项目。