proguard warning: the configuration keeps the entry point…but not the descriptor class

Question

I\'ve configured:

-keep ,allowoptimization,allowobfuscation,allowshrinking public class     org.jf.dexlib2.dexbacked.** {
    *;
}

but stil

Answer 1

In my case this problem appears when I add to build.gradle

minifyEnable true

Official instructions: https://flutter.dev/docs/deployment/android

Bug https://github.com/flutter/flutter/issues/19250

Sample proguard-rules.pro file:

#Flutter Wrapper
-ignorewarnings
-keep class io.flutter.app.** { *; }
-keep class io.flutter.plugin.**  { *; }
-keep class io.flutter.util.**  { *; }
-keep class io.flutter.view.**  { *; }
-keep class io.flutter.**  { *; }
-keep class io.flutter.plugins.**  { *; }