任务“:app:mergeReleaseResources”的 Flutter 执行失败

Question

发生多个任务操作失败：执行 com.android.build.gradle.internal.tasks.Workers$ActionFacade 时发生失败 > Android 资源编译失败 AAPT: D:\Flutter Projects\Areading-master\android\app\src\main \res\mipmap-hdpi\ic_launcher.png：错误：无法读取 PNG 签名：文件不以 PNG 签名开头。D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-hdpi\ic_launcher.png：错误：文件无法编译。

   > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
      > Android resource compilation failed
        AAPT: D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xhdpi\ic_launcher.png: error: failed to read PNG signature: file does not start with PNG signature.
        D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xhdpi\ic_launcher.png: error: file failed to compile.


   > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
      > Android resource compilation failed
        AAPT: D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xxhdpi\ic_launcher.png: error: failed to read PNG signature: file does not start with PNG signature.
        D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xxhdpi\ic_launcher.png: error: file failed to compile.


   > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
      > Android resource compilation failed
        AAPT: D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xxxhdpi\ic_launcher.png: error: failed to read PNG signature: file does not start with PNG signature.
        D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-xxxhdpi\ic_launcher.png: error: file failed to compile.


   > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
      > Android resource compilation failed
        AAPT: D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-mdpi\ic_launcher.png: error: failed to read PNG signature: file does not start with PNG signature.
        D:\Flutter Projects\Areading-master\android\app\src\main\res\mipmap-mdpi\ic_launcher.png: error: file failed to compile.

当我尝试通过此命令构建项目时发生此错误，flutter build apk --split-per-abi我不知道那是什么？请帮忙。

Answer 1

构建器优化应用程序中的图像，在本例中为 png 图像。这是为了减小apk的大小。对于您的情况，它无法这样做。要在不进行优化的情况下运行，您可以将以下内容放入 build.gradle 中

android {
buildTypes {
    release {
        crunchPngs false // or true
    }
  }
}