i config this para at spark-defaults.conf spark.yarn.jar hdfs://master:9000/user/shihj/spark_lib/spark-examples-1.6.1-hadoop2.6.0.jar
then ./bin/spark-submit --class org.apache.spark.examples.SparkPi --master yarn-client --driver-memory 512m --num-executors 2 --executor-memory 512m --executor-cores 2 10: Error: Could not find or load main class org.apache.spark.deploy.yarn.ExecutorLauncher but i don't config that para ,there no error why???that para is only avoid Uploading resource file(jar package)??
