Large number of errors during Gradle build after upgrading to Android Studio 2.0

Question

Recently, I upgraded Android Studio from version 1.5 to 2.0 but since then I observe that the number of errors and warnings has increased. Most of the errors do not make sen

Answer 1

Adding -keepattributes EnclosingMethod to proguard rules suppresses these errors and warnings.

Worked for me like a charm.

Update : Adding -keepattributes EnclosingMethod to proguard rules actually changes how the classes are obfuscated. This preserves the optional attributes that are typically necessary for your code to be executed WITHOUT such issue.