No R interpreter defined: Many R related features like completion, code checking and help won't be a

pycharm报错

No R interpreter defined: Many R related features like completion, code checking and help won't be available. You can set an interpreter under Preferences->Languages->R

原因：未安装R interpreter

解决方案：

下载安装链接：The Comprehensive R Archive Network

然后再在设置里面配置一下