Warning: Local jar /usr/local/spark/ does not exist, skipping.
java.lang.ClassNotFoundException: org.apache.spark.examples.SparkPi
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at org.apache.spark.util.Utils $\mathrm{.}$

c l a s s F o r N a m e ( U t i l s . s c a l a : 228 ) a t o r g . a p a c h e . s p a r k . d e p l o y . S p a r k S u b m i t .classForName(Utils.scala:228) at org.apache.spark.deploy.SparkSubmit .org $apache$spark $deploy$SparkSubmit$ $runMain(SparkSubmit.scala:693) at org.apache.spark.deploy.SparkSubmit$.doRunMain $1(SparkSubmit.scala:185) at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:210)
at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:124)
at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)

解決方案：
格式問題！使用txt文件 改變notePad的格式！