Unable to generate class from crm service

Hi Everyone,

I am using crmsvcutil.exe to generate classes from crm service. But I am getting an error message. Such as

Exiting program with exception: Metadata contains a reference that cannot be res
olved: 'https://crmtest:5555/Training/XRMServices/2011/Organization.svc?wsdl'.
Enable tracing and view the trace files for more information.

Thanks & Regards

Ravideep Bansal