启动服务器 SEVERE: Error configuring application listener of class org.springframework.web.context.ContextLoaderListener

This means that the packet is not spring.jar into war at the time of publication. If maven project management, deployment parameters can look at this project, there are not a member of all maven package.

Right Project -> Properties-> Deployment Assembly, to see if there Maven Dependencies 

If not, click Add, choose Java Build Path Entries, pulled the bottom, you can see the Maven Dependencies, so it added to it.

Solution: Portal: https://blog.csdn.net/hunhun1122/article/details/80027352