Server Tomcat v9.0 Server at localhost failed to start.误删文件导致启动失败

网上有一系列的解决方案，试了都没用，一看报错信息是清理垃圾时误删了某些文件导致启动失败，还原文件步骤如下

1，myeclipse>preferences>Servers>Runtime Environment

2,把以前的tomcat 9.0移除 apache tomcat 9.0 > remove

3,重新导入tomcat：add

4，最重要的一步来了：导入本地安装的jre目录，点击installed jres

Server Tomcat v9.0 Server at localhost failed to start.误删文件导致启动失败

5，add

Server Tomcat v9.0 Server at localhost failed to start.误删文件导致启动失败

6，选择本机安装的jre>finished

Server Tomcat v9.0 Server at localhost failed to start.误删文件导致启动失败

7,完成

Server Tomcat v9.0 Server at localhost failed to start.误删文件导致启动失败