There was no endpoint listening at...

I am using same WCF service at dev-server and production server. On the dev-server everything works fine, but on the production server I'm getting the error:

There was no endpoint listening at https://xxx.xxx.xxx.xxx/SharedService/ServiceCrm.svc that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details.

Inner Exception: System.Net.WebException: The remote server returned an error: (404) Not Found.

I can browse to https://xxx.xxx.xxx.xxx/SharedService/ServiceCrm.svc  and https://xxx.xxx.xxx.xxx/SharedService/ServiceCrm.svc?wsdl recieving expected results. I tested some request in SOAPUI and recieve success message. But when trying to call a method on the service I get the error...