Elmah not working with asp.net site

I've tried to use elmah with my asp.net site but whenever I try to go to http://localhost:port/elmah.axd I get resource not found exception. My web.config is given below.

    <?xml version="1.0"?>
    <configuration>
      <configSections>
        <sectionGroup name="elmah">
          <section name="security" requirePermission="false" 
                  type="Elmah.SecuritySectionHandler, Elmah"/>
          <section name="errorLog" requirePermission="false" 
                  type="Elmah.ErrorLogSectionHandler, Elmah" />
          <section name="errorMail" requirePermission="false" 
                  type="Elmah.ErrorMailSectionHandler, Elmah" />
          <section name="errorFilter" requirePermission="false" 
                  type="Elmah.ErrorFilterSectionHandler, Elmah"/>
        </sectionGroup>
      </configSections>
      <elmah>
        <security allowRemoteAccess="0" />
        <errorLog type="Elmah.SqlErrorLog, Elmah" 
                 connectionStringName="elmah-sql" />
        <errorMail
                from="my@account"
                to="myself"
                subject="ERROR From Elmah:"
                async="true"
                smtpPort="587"
                smtpServer="smtp.gmail.com"
                userName="my@account"
                password="mypassword" />
      </elmah>

      <connectionStrings>
        <add name="elmah-sql" connectionString="data source=(sqlserver); 
               database=elmahdb;
             integrated security=false;User ID=user;Password=password"/>
      </connectionStrings>
      <system.web>
        <compilation debug="true">
          <assemblies>
            <add assembly="Elmah, Version=1.0.10617.0, Culture=neutral, 
               PublicKeyToken=null"/>
          </assemblies>
        </com