java - 404 error not mapping with error page -

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i have configure web.xml follow:

<?xml version="1.0" encoding="utf-8"?> <web-app      xmlns="http://java.sun.com/xml/ns/javaee"     xmlns:xsi="http://www.w3.org/2001/xmlschema-instance"     xsi:schemalocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"     version="2.5">      <!-- config here. --> <servlet>     <servlet-name>springconfig</servlet-name>         <servlet-class>org.springframework.web.servlet.dispatcherservlet</servlet-class>         <load-on-startup>1</load-on-startup>   </servlet>    <servlet-mapping>     <servlet-name>springconfig</servlet-name>         <url-pattern>*.htm</url-pattern>   </servlet-mapping>    <context-param>     <param-name>contextconfiglocation</param-name>     <param-value>classpath: springconfig.xml</param-value>   </context-param>    <listener>          <listener-class>org.springframework.web.context.request.requestcontextlistener</listener-class>    </listener>    <error-page>     <exception-type>404</exception-type>     <location>/404error.html</location>    </error-page>  </web-app>

this simple 404error.html page located in webcontent folder:

<!doctype html> <html> <head> <meta charset="iso-8859-1"> <title>insert title here</title> </head> <body> page looking not available. </body> </html>

but not getting above custom page, can guys tell me missing?

try this. working fine in applications. 

<error-page>         <error-code>404</error-code>         <location>/404error.html</location> </error-page>

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