将 Xcode 更新到版本 10.3 (10G8) 后故事板损坏，应用程序不再运行
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Storyboard broken after updating Xcode to version 10.3 (10G8) & app no longer is running
提问by Alfi
I just updated the Xcode to version 10.3 (10G8).
我刚刚将 Xcode 更新到版本 10.3 (10G8)。
Now my project is not run with this error:
现在我的项目没有运行这个错误：
/* com.apple.actool.errors */
: error: Failed to find a suitable device for the type IBSimDeviceTypeiPad2x (com.apple.dt.Xcode.IBSimDeviceType.iPad-2x) with runtime iOS 12.4 (12.4 - 16G73) - com.apple.CoreSimulator.SimRuntime.iOS-12-4
Failure Reason: Failed to create new simulator device that matches IBSimDeviceTypeiPad2x (com.apple.dt.Xcode.IBSimDeviceType.iPad-2x) for runtime iOS 12.4 (12.4 - 16G73) - com.apple.CoreSimulator.SimRuntime.iOS-12-4 (Invalid runtime: com.apple.CoreSimulator.SimRuntime.iOS-12-4)
Underlying Errors:
Description: Invalid runtime: com.apple.CoreSimulator.SimRuntime.iOS-12-4
/* com.apple.actool.compilation-results */
/Users/xxx/Library/Developer/Xcode/DerivedData/xxxxx-dxlvvymxzdfqjubnuntqlxggtyja/Build/Intermediates.noindex/xxxxx.build/Debug-iphonesimulator/xxxxx.build/assetcatalog_generated_info.plist
And the storyboard is now like this:
故事板现在是这样的：
回答by Justin Vallely
Running sudo killall -9 com.apple.CoreSimulator.CoreSimulatorServicefrom terminal solved my problem.
sudo killall -9 com.apple.CoreSimulator.CoreSimulatorService从终端运行解决了我的问题。
回答by z33
I restarted my mac, the problem solved.
我重新启动了我的 mac，问题解决了。
