Error:Execution failed for task ':app:dexDebug'. > comcommand finished with non-zero exit value 2

Question

In android studio I implement push notification. I downloaded a demo and import in android studio. There is no problem in source code but when I run this program it will sh

Answer 1

Try to add dexOptions block to android

android {

    dexOptions {
        javaMaxHeapSize "4g"
    } 
}

It worked for me.