This is the error I was getting on the Application Event Log:
The Messaging Engine failed to register the adapter for "SOAP" for the receive location "/EDS/BRE_Application_Elegibility_SoapEligibilityPort.asmx". Please verify that the receive location exists, and that the isolated adapter runs under an account that has access to the BizTalk databases.And this is the error I was getting back after the call to the Web Service Soap Error:
For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
System.Web.Services.Protocols.SoapException: Internal SOAP Processing FailureTo get over this, open IIS Manager and configure the proper Application pool credentials.
Then under the Process Model category, add the correct credentials.
Now you should be able to access the orchestration exposed as a web service.