Flutter Member not found: 'FirebaseAppPlatform.verifyExtends'.

문제

Member not found: 'FirebaseAppPlatform.verifyExtends'.

 

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해결방법

 

1. pubspec.yaml에 추가

dependency_overrides:
  firebase_core_platform_interface: 4.5.1

 

2. iOS 추가 설정

cd ios && pod deintegrate
cd ios && rm -f Podfile.lock
flutter pub get
cd ios && pod install --repo-update

 

3. 만약 1,2를 거쳐도 해결이 안된다면 

flutter pub upgrade --major-versions