Answered by : joyous-jackal-gkt7ix1yuk8v

defaultConfig { minSdkVersion 21 targetSdkVersion 30 versionCode flutterVersionCode.toInteger() versionName flutterVersionName }

Source : https://stackoverflow.com/questions/70106952/my-flutter-app-is-not-running-after-adding-cloud-firebase-package | Last Update : Sun, 10 Apr 22