WCF Web Service Results In an Error “This collection already contains an address with scheme http.” Post author:Shawn Post published:January 27, 2009 Post category:Development http://www.net24.co.nz/kb/pages/viewpage.action?pageId=753749 You Might Also Like A couple of great resources for Developer Cheat Sheets September 23, 2011 Branching and Looping in a Declarative Web Test April 1, 2011 Silverlight Crossdomain Access Workarounds March 24, 2009