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Ios UITabBar项目隐藏错误_Ios_Uitabbaritem - Fatal编程技术网

Ios UITabBar项目隐藏错误

Ios UITabBar项目隐藏错误,ios,uitabbaritem,Ios,Uitabbaritem,试图隐藏选项卡栏项时出现错误 -[uitabaritem setHidden:]:发送到实例的选择器无法识别 0 CoreFoundation 0x0493cdf6 exceptionPreprocess+182 1 libobjc.A.dylib 0x03fe4837 objc_exception_throw+44 2 CoreFoundation 0x04944a75-[NSObject(NSObject)不识别选择器:+277 3 CoreFoundation 0x0488d9c7转发 4

试图隐藏选项卡栏项时出现错误

-[uitabaritem setHidden:]:发送到实例的选择器无法识别

0 CoreFoundation 0x0493cdf6 exceptionPreprocess+182 1 libobjc.A.dylib 0x03fe4837 objc_exception_throw+44 2 CoreFoundation
0x04944a75-[NSObject(NSObject)不识别选择器:+277 3
CoreFoundation 0x0488d9c7转发 4芯基础0x0488d58e _CF_转发_准备_0+14 5 SkyDroid Pro 0x00116037-[TabbarAppDelegate 应用:didFinishLaunchingWithOptions:+279 6 UIKit
0x00a8c47c-[UIC]应用程序 _带选项的HandleDelegateCallbacks:isSuspended:restoreState:+291 7 UIKit 0x00a8d187-[UIApplication _callInitializationDelegatesForMainScene:transitionContext:+2869 8 UIKit 0x00a906df-[UIApplication _RunWithMain场景:transitionContext:completion:+1639 UIKit 0x00aa941084-[UIApplication _handleApplicationActivationWithScene:transitionContext:completion:][U block\U invoke +59 10 UIKit 0x00a8f2eb-[UIApplication WorkspaceDiEndTransaction:+155 11 FrontBoardServices 0x0525ffee\uuu 37-[FBSWorkspace clientEndTransaction:]\u阻止\u调用\u 2+71 12 FrontBoardServices
0x0525fc34\uuuuu40-[FBSWorkspace\uPerformDeleteCallout:]\uBlock\uInvoke+ 54 13 FrontBoardServices 0x05271775 __31-[FBSSerialQueue performAsync:][U block_invoke+26 14 CoreFoundation 0x048607a0 __CFRUNLOOP\u正在调用\u到\u块
+16 15 CoreFoundation 0x048560b3\uu cfrunloopdoblock+195 16 CoreFoundation
0x04855f0b\uuu CFRunLoopRun+2715 17 CoreFoundation
0x048551ab CFRunLoopRunSpecific+443 18 CoreFoundation
0x04854fdb CFRUNLOOPSRUNINMODE+123 19 UIKit
0x00a8ecb0-[UIApplication\u run]+571 20 UIKit
0x00a92386 UIApplicationMain+1526 21 SkyDroid Pro
0x00115efc main+76 22 libdyld.dylib
0x04320ac9启动+1


hidden
属性存在于
UIView
及其子类中
uitabaritem
不是
UIView
的子类。它是
UIBarItem
的一个子类,继承自
NSObject

尝试在
uitabaritem
的实例上调用选择器
setHidden:
,将导致它崩溃,因为它没有处理该问题的方法