FAILURE: Build failed with an exception. * What went wrong: Execution failed for task ':app:packageDebug'.
디버깅 시 나타나는 에러
터미널에 아래 명령어를 순서대로 입력
> flutter clean > flutter pub get
https://stackoverflow.com/questions/61930007/how-to-solve-execution-failed-for-task-appcompileflutterbuilddebug