eclipse安装Scala IDE插件后An internal error occurred during: "Computing additional info"报错解决

eclipse安装scala插件后报错，信息如下：

一自动补齐就弹出 An internal error occurred during: "Computing additional info"报错

具体来说是写代码时，自动补齐，然后弹窗报如下错误

An internal error occurred during: “Computing additional info”.
org.eclipse.jdt.internal.core.SearchableEnvironment.(Lorg/eclipse/jdt/internal/core/JavaProject;Lorg/eclipse/jdt/core/WorkingCopyOwner;)V

处理办法：取消scala的代码提示，即取消勾选如下红框里的选项

eclipse安装配置正确版本方法：

https://blog.****.net/lzw2016/article/details/86717728