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【Flutter】apkビルド時に「Warning: Mapping new ns xx/common/02 to old ns xx/common/01」が表示される

Last updated at Posted at 2021-08-07

はじめに

Flutterでapkビルド時に以下のWarningが出てうざい

Warning: Mapping new ns http://schemas.android.com/repository/android/common/02 to old ns http://schemas.android.com/repository/android/common/01
Warning: Mapping new ns http://schemas.android.com/repository/android/generic/02 to old ns http://schemas.android.com/repository/android/generic/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/addon2/02 to old ns http://schemas.android.com/sdk/android/repo/addon2/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/repository2/02 to old ns http://schemas.android.com/sdk/android/repo/repository2/01
Warning: Mapping new ns http://schemas.android.com/sdk/android/repo/sys-img2/02 to old ns http://schemas.android.com/sdk/android/repo/sys-img2/01

更新履歴

2021.8.7 初回投稿
2022.2.10 環境変更、手順一部修正

環境

  • Flutter (Channel stable, 2.10.0, on macOS 11.6 20G165 darwin-x64, locale
    ja-JP)
  • Android toolchain - develop for Android devices (Android SDK version 31.0.0)
  • Xcode - develop for iOS and macOS (Xcode 13.2.1)
  • Chrome - develop for the web
  • Android Studio (version 2021.1)
  • VS Code (version 1.64.0)

参考にしたサイト

手順

上記のブログの手順で通りやって解消した
0.AndroidStudioでFlutterプロジェクト内のandroidフォルダを開く
1.Project Structure 起動
  AndroidStudio Bumblebee | 2021.1.1(Mac版)では歯車アイコンをクリックすると表示される。
スクリーンショット 2022-02-10 10.08.56.png 
2.Module タブ選択
3.Build Tools Version 31.0.0 → 30.0.* に変更
4.Default Config タブに移動
5.Target SDK Version 31 → 30 に変更
6.OK をクリックして設定変更完了

以上

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