http://developers.de/blogs/damir_dobric/archive/2012/10/05/visual-studio-2012-does-not-create-service-reference-properly.aspxWhen you add service reference you might figure out that proxy source code is empty: //------------------------------------------------------------------------------ // &lt;auto-generated&gt; //&#160;&#160;&#160;&#160; This code was generated by a toolenCommunityServer 2008 SP1 (Build: 30619.63)http://developers.de/blogs/damir_dobric/archive/2012/10/05/visual-studio-2012-does-not-create-service-reference-properly.aspx#523182Mon, 01 Apr 2013 20:34:56 GMT7e491611-45ad-4dae-a68f-c4cb64439510:523182Damir Dobric<p>This issue has been resolved by following KB: <a rel="nofollow" target="_new" href="http://support.microsoft.com/kb/2750149">support.microsoft.com/.../2750149</a> (Win8( or <a rel="nofollow" target="_new" href="http://support.microsoft.com/kb/2750147">support.microsoft.com/.../2750147</a> (Other operative Systems)</p> <div style="clear:both;"></div><img src="http://developers.de/aggbug.aspx?PostID=523182" width="1" height="1">http://developers.de/blogs/damir_dobric/archive/2012/10/05/visual-studio-2012-does-not-create-service-reference-properly.aspx#346441Mon, 08 Oct 2012 19:55:59 GMT7e491611-45ad-4dae-a68f-c4cb64439510:346441John<p>Thanks. This resolved my issue!</p> <div style="clear:both;"></div><img src="http://developers.de/aggbug.aspx?PostID=346441" width="1" height="1">