Android studio gradle breakpoint No executable code found at line

buildTypes {

release {
    minifyEnabled true
    shrinkResources true
    proguardFiles getDefaultProguardFile('proguard-android.txt')

}
debug {
    debuggable true
    minifyEnabled false
    proguardFiles getDefaultProguardFile('proguard-android.txt')

    }
}

Set minifyEnabled false in debug block in build.gradle file.