http://developers.de/blogs/nadine_storandt/archive/2013/06/14/usergroup-webservice-with-sharepoint-2013-claims-authentication.aspxHey guys, I&#39;m experiencing some issues when working with the UserGroups WebService. As many of you know SharePoint 2013 recommended to use Claims-Based authentication mechamism, so by default each SharePoint is using this authentication. ( DifferenceenCommunityServer 2008 SP1 (Build: 30619.63)http://developers.de/blogs/nadine_storandt/archive/2013/06/14/usergroup-webservice-with-sharepoint-2013-claims-authentication.aspx#569608Sat, 10 Aug 2013 06:49:09 GMT7e491611-45ad-4dae-a68f-c4cb64439510:569608ebesovv@gmail.com<p>thanks for share!</p> <div style="clear:both;"></div><img src="http://developers.de/aggbug.aspx?PostID=569608" width="1" height="1">