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Flutterが最新iOS(13.3.1)のiPhone実機でコケる問題

Posted 8. March 2020

Programming #Flutter #iOS #iOS13.3.1 #XCode

経緯

ビルドして実機で確認しようとすると、スプラッシュ画面で下記のようなエラーが発生してコケる問題に遭遇した。

dyld: Library not loaded: @rpath/Flutter.framework/Flutter
  Referenced from: /private/var/containers/Bundle/Application/CE491C25-9C7E-4FF6-A3FE-10D8904366B1/Runner.app/Runner
  Reason: no suitable image found.  Did find:
    /private/var/containers/Bundle/Application/CE491C25-9C7E-4FF6-A3FE-10D8904366B1/Runner.app/Frameworks/Flutter.framework/Flutter: code signature invalid for '/private/var/containers/Bundle/Application/CE491C25-9C7E-4FF6-A3FE-10D8904366B1/Runner.app/Frameworks/Flutter.framework/Flutter'

環境

macOS Catalina 10.15.3
iPhone 7 iOS13.3.1

$ flutter doctor
[✓] Flutter (Channel stable, v1.12.13+hotfix.8, on Mac OS X 10.15.3 19D76,
    locale ja-JP)

[✓] Android toolchain - develop for Android devices (Android SDK version 29.0.2)
[✓] Xcode - develop for iOS and macOS (Xcode 11.3.1)
[✓] Android Studio (version 3.5)
[✓] VS Code (version 1.42.1)