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

After last update to Android Studio 2.2 beta, I solved problem by updating "buildToolsVersion" to last possible version (from 24 to 24.0.1) in app build.gradle.