STS maven 에러 org.springframework.web.servlet.PageNotFound - No mapping found for HTTP request with URI

org.springframework.web.servlet.PageNotFound - No mapping found for HTTP request with URI 

@Controller 있는데도 에러남

pom.xml  추가

<dependency>

            <groupId>commons-beanutils</groupId>

            <artifactId>commons-beanutils</artifactId>

            <version>1.8.0</version>

</dependency>