Javascript 更新Xcode，IOS模拟器出现问题err65

我有一个问题，因为我更新了xCode。不可能启动模拟器

我有一个错误，比如

**构建失败**

以下生成命令失败： CompileC/Users/wendy/Library/Developer/Xcode/DerivedData/klaap ceswnrvupptpbsgyiarivwoidak/Build/Intermediates.noindex/klaap.Build/Debug iphonesimulator/klaap.Build/Objects normal/x86_64/AppDelegate.o/Users/wendy/Documents/klaap/klaap/ios/klaap/AppDelegate.m normal编译器x86_64 objective-c com.apple.compilers.llvm.clang.10 （1次失败）

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! Klaaap@0.0.1 ios: `react-native run-ios`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the Klaaap@0.0.1 ios script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/wendy/.npm/_logs/2020-09-10T11_35_21_473Z-debug.log
The terminal process "/bin/zsh '-c', 'npm run ios'" terminated with exit code: 1.