Calling WCF Web Services using Liquid XML Studio

Problem
An error is raised when trying to invoke a WCF Web Service.

Status
The Web Service Call Composer does not support the WCF security protocols.

Solution
You can make your WCF web service compatible with non-WCF clients by making some minor changes to the web service.
See the Microsoft article
http://msdn2.microsoft.com/en-us/library/ms751433.aspx