Pig Action issue in Apache Oozie 4.2.0

Hello itversity,
i followed your video for running pig action in apache oozie. we are succeed in running Map Reduce action, but unable to run the pig actions.
Please check and let me know the issue for the action.
Re: Launcher ERROR, reason: Main class [org.apache.oozie.action.hadoop.PigMain], exit code [2]

Thanks in advance.