02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java

错误：ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java.io.IOException
02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java

出现原因：在windows中没有配置hadoop环境变量

解决办法：
第一步：安装hadoop到windows中比如安装：D:\dev\source\hadoop\hadoop-2.7.4

02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java
第二步：在环境变量新建

第三步：在系统path后面追加上 ;%HADOOP_HOME%\bin; 保存
02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java

第四步：把hadoop-2.7.4安装包下bin下面的hadoop.dll和winutils.exe拷贝到 sysetm32下
02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java

第五步：重启电脑然后通过命令框查看 hadoop version出现下面就好了

02.Wordcount跑代码ERROR util.Shell: Failed to locate the winutils binary in the hadoop binary path java

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