Question

严重: Servlet.service() for servlet jsp threw exception

严重: Servlet.service() for servlet jsp threw exception
java.lang.NoSuchMethodError: com.reach.User.getUser_id()I
at org.apache.jsp.user_002dlist_002dall_jsp._jspService(user_002dlist_002dall_jsp.java:83)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)

一月 14, 2015 3:01:03 下午 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet [userListAll] in context with path [] threw exception
希望好心人解答
ok了 就是个jsp缓存问题

Answer 1

没找到User类下的getUser_id()这个方法，有可能是你的jsp页面中没有引入这个类

追问

您再帮看看

追答

你的截图貌似不是发生错误的地方 你把你的页面最上方部分和用到getUser_id()这个方法的地方截个图