最近开始使用idea写了个练手项目但是一直报这个错误，求大神看看什么问题

org.springframework.web.servlet.DispatcherServlet - Context initialization failed
org.springframework.beans.factory.parsing.BeanDefinitionParsingException: Configuration problem: Unnamed bean definition specifies neither 'class' nor 'parent' nor 'factory-bean' - can't generate bean name
Offending resource: file [D:\idea\workspace\papersystem\target\papersystem\WEB-INF\classes\spring\spring-mvc.xml]

https://blog.csdn.net/eaphyy/article/details/72513914