https://community.cloudera.com/t5/Support-Questions/Which-jars-are-needed-for-ApplicationMaster/m-p/219145#M181046 <P>EDIT: I forgot to say I am trying to run Spark 2.2 as an independent service that uses HDP2.6.</P><P>Please help I am running out of time!</P><P>I run:</P><PRE>./bin/spark-submit --class org.apache.spark.examples.SparkPi --master yarn --deploy-mode cluster --driver-memory 4g --executor-memory 2g --executor-cores 1 --queue thequeue examples/jars/spark-examples*.jar 10 --executor-cores 4 --num-executors 11 --driver-java-options="-Dhdp.version=2.6.0.3-8" --conf "spark.executor.extraJavaOptions=-Dhdp.version=2.6.0.3-8"</PRE><P>I get this error:</P><PRE>Spark YARN Cluster mode get this error “Could not find or load main class org.apache.spark.deploy.yarn.ApplicationMaster”</PRE><P>I have tried all the fixes I can find except:</P><P>1. Classpath issues. Wher do I set this and to waht?</P><P>2. <A href="https://stackoverflow.com/questions/40354624/spark-yarn-cluster-mode-get-this-error-could-not-find-or-load-main-class-org-ap">This</A> question suggests it may be due to missing jars. Which jars do I need and what do I do with them?</P><P>TIA!</P> Wed, 06 Dec 2017 15:52:01 GMT ed_day 2017-12-06T15:52:01Z