配置文件路径·加/ 错误解决
<filter>
<filter-name>userCheck</filter-name>
<filter-class>com.tracy.filter.UserLoginFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>userCheck</filter-name>
<url-pattern>/delete.do</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>userCheck</filter-name>
<url-pattern>/tpUpdate.do</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>userCheck</filter-name>
<url-pattern>/toadd.do</url-pattern>
</filter-mapping>
Web.配置问题，应该有冲突，删除了配置的部分过滤器配置，服务正常启动
原文：https://www.cnblogs.com/tracyDemo/p/13236581.html