mapreduce-WARN mapred.JobClient: No job jar file set

问题描述

WARN mapred.JobClient: No job jar file set

运行Mapreduce 程序时报错：WARN mapred.JobClient: No job jar file set. User classes not be found.如何解决？

解决方案

Warn : Hadoop No job jar file set.
eclipse下提交job时报错mapred.JobClient: No job jar file set. User classes may not be found.
eclipse下提交job时报错mapred.JobClient: No job jar file set. User classes may not be found.

解决方案二：

以上方法都试了还是不行。我是在linux下直接运行mapreduce程序，总报没有job jar file set

时间： 2024-09-30 19:04:11

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