Solution commands when Flutter build error happened

Check the error details

flutter run --verbose

flutter clean

flutter clean

Reinstall pod files

flutter clean
rm -rf ios/Pods
rm -rf ios/.symlinks
rm -rf ios/Flutter/Flutter.framework
rm -rf ios/Flutter/Flutter.podspec
rm ios/Podfile

Update flutter

flutter upgrade
flutter clean

Change flutter channel

flutter channel
flutter channel stable
flutter clean

Clear Xcode cache

This is the solution about Xcode freeze.

rm -rf ~/Library/Caches/com.apple.dt.Xcode

Remoce Derived Data

rm -rf ~/Library/Developer/Xcode/DerivedData/

Remove cache by Xcode Tools

xcrun --kill-cache

Remove the app and settings on simulator

xxcrun simctl erase all

Remove CocoaPods cache

pod cache clean --all

Update Cocoapods itself

If you need sudo permission, please use sudo.

[sudo] gem update cocoapods

If you use old gem version, please update gem.

gem update --system