문제 상황

Error output from CocoaPods:
↳

    [!] Automatically assigning platform `iOS` with version `9.0` on target `Runner` because no platform was specified. Please
    specify a platform for this target in your Podfile. See `https://guides.cocoapods.org/syntax/podfile.html#platform`.

Error running pod install
Error launching application on iPhone 13.

해결

rm -Rf ios/.symlinks

ios 파일 안에 있는

• Podfile.lock
• Podfile
  을 지운다

rm -Rf ios/Pods
flutter clean
cd ios
pod repo update