[英]Why Xcode does not display app storyboard?
I have an issue with a storyboard in Xcode 12.4 My storyboard is not displayed correctly我在 Xcode 12.4 中遇到 storyboard 问题 我的 storyboard 显示不正确
I tried these steps:我尝试了这些步骤:
Error Log:错误日志:
Encountered an error communicating with IBAgent-iOS. (Failure reason: IBAgent-iOS (-1) failed to launch): Failed to launch IBAgent-iOS via CoreSimulator spawn (Failure reason: Failed to spawn IBAgent-iOS on iPhone 12 Pro Max (FF7523FB-FD48-40DF-9429-0C24F7EF6A64, iOS 14.4, Booted)): Invalid device state
Error Domain=com.apple.InterfaceBuilder Code=-1 "Encountered an error communicating with IBAgent-iOS." UserInfo={NSLocalizedFailureReason=IBAgent-iOS (-1) failed to launch, NSUnderlyingError=0x7fe409786840 {Error Domain=com.apple.CoreSimulator.SimError Code=405 "Failed to launch IBAgent-iOS via CoreSimulator spawn" UserInfo={NSLocalizedFailureReason=Failed to spawn IBAgent-iOS on iPhone 12 Pro Max (FF7523FB-FD48-40DF-9429-0C24F7EF6A64, iOS 14.4, Booted), NSLocalizedDescription=Failed to launch IBAgent-iOS via CoreSimulator spawn, NSUnderlyingError=0x7fe3dc535660 {Error Domain=com.apple.CoreSimulator.SimError Code=405 "Invalid device state" UserInfo={NSLocalizedDescription=Invalid device state}}}}, NSLocalizedRecoverySuggestion=Please check Console.app for crash reports for "IBAgent-iOS" for further information., NSLocalizedDescription=Encountered an error communicating with IBAgent-iOS.}
Thank you for your answers:)谢谢您的回答:)
Hey Ekaterina and Welcome to Stackoverflow.嘿叶卡捷琳娜,欢迎来到 Stackoverflow。
You need a clean reinstallation:你需要一个干净的重新安装:
Backup your project and delete XCode from Applications Folder and Empty Trash.备份您的项目并从应用程序文件夹和清空垃圾箱中删除 XCode。
Then navigate to /Library and take a look to your Developer Folder.然后导航到 /Library 并查看您的开发人员文件夹。 Delete CoreSimulator, XCode, XCTestDevices Folder.删除 CoreSimulator、XCode、XCTestDevices 文件夹。 Empty trash again.再次清空垃圾箱。
Navigate to /Library/Cahes and look for folder com.apple.dt.XCode and delete the whole folder.导航到 /Library/Cahes 并查找文件夹 com.apple.dt.XCode 并删除整个文件夹。 Empty trash a last time.最后一次清空垃圾。
Then Restart your Mac/Macbook and go to AppStore and download and reinstall XCode.然后重新启动您的 Mac/Macbook 和 go 到 AppStore 并下载并重新安装 XCode。
Then it should be all fine.那么应该一切都好。
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