在localhost中，服务器Tomcat v8.0未能启动:未能在Eclipse中为JSP启动组件。

My project lead changed the project to add Maven in Eclipse and then this started happening. He uses Tomcat 7 in his system whereas I use Tomcat 8 (I don't know if that's the cause of the problem). I tried different answers that I found here but none seem to work. The server can start by itself but when I open the project with the server, I'm getting this error:My project lead changed the project to add Mave