解决To enable Oozie web console install the Ext JS library.

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CDH 安装Oozie时显示错误如下： 
 
页面提示内容如下： 
Oozie web console is disabled. 
To enable Oozie web console install the Ext JS library. 
Refer to Oozie Quick Start documentation for details. 

解决方案：

https://blog.csdn.net/qq_29917523/article/details/79722712