Android Studio项目打包：常见错误2：AAPT: libpng error: Not a PNG file

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Generate Signed APK: Errors while building APK. You can find the errors in the 'Messages' view.

错误信息：

AAPT: libpng error: Not a PNG file

FAILURE: Build failed with an exception.

Execution failed for task ':app:mergeDebugResources'.
> Some file crunching failed, see logs for details

AAPT: libpng error: Not a PNG file

解决方式：

在 build.gradle (Module: app) 的 android{ } 里面加入代码

 aaptOptions {
        cruncherEnabled = false
    }

参考链接：

https://www.cnblogs.com/yidan621/p/5630682.html