LS Webservice give error

shanabeywicrema

Dear all,
I am facing an error. I am using standard ls retail database for 2009 version. I try to view standard web services but when I run the URL i am getting following XML error,

This is my URL http://localhost:7027/DynamicsNAV/WS/CRONUSLS2009/Codeunit/RetailWebServices

<?xml version="1.0"?>
-<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/"&gt;
-<s:Body>
-<s:Fault>
<faultcode xmlns:a="urn:microsoft-dynamics-schemas/error">a:Microsoft.Dynamics.Nav.Service.WebServices.ServiceBrokerException</faultcode>
<faultstring xml:lang="en-US">Service "CRONUSLS2009/Codeunit/RetailWebServices" was not found!</faultstring>
-<detail>
<string xmlns="http://schemas.microsoft.com/2003/10/Serialization/">Service "CRONUSLS2009/Codeunit/RetailWebServices" was not found!</string>
</detail>
</s:Fault>
</s:Body>
</s:Envelope>

Can any one tell me the reason for this?