Could not find or load main class org.apache.spark.deploy.yarn.ApplicationMaster

Spark YARN Cluster mode get this error    

“Could not find or load main class org.apache.spark.deploy.yarn.ApplicationMaster”   

spark.yarn.jars
spark.yarn.archive
配置錯誤可能會導致此問題

/tmp/spark-80645695-04d9-4801-b119-bf526e903334/__spark_libs__5482901671928622840.zip -> hdfs:

 正確配置：

spark.yarn.jar                 hdfs://udp02:8020/user//spark-lib/*.jar