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Exception in thread “main” org.apache.spark.SparkException: A master URL must be set in your configuration
解决:edit configurations -> vm options -> 填写 “-Dspark.master=loca”
ERROR Shell: Failed to locate the winutils binary in the hadoop binary path
解决:下载winutils的windows版本,增加系统变量HADOOP_HOM,在path里增加$HADOOP_HOME\bin
Exception in thread “main” org.apache.hadoop. mapred.FileAlreadyExistsException: Output directory xxx already exists
解决:目录已经存在,设置新目录
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