ERROR: An item with the same key has already been added. Key: E:\wwwRoot\ecat_settings\pageTemplate at System.Collections.Generic.Dictionary`2.TryInsert(TKey key, TValue value, InsertionBehavior behavior) at System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value) at EcatOnlineSystem.EcatTransform.transformRazorLight(String fileLocation, String file, IDictionary`2 paramToPass) at EcatOnlineSystem.EcatTransform.TransformPage(String stylesheetName, String catalogueid, String pXmlSite, IDictionary`2 paramsToPass) at EcatWebAPI.Controllers.TransformPage.transformPage(HttpContext ctx)