WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a ScriptResourceMapping named jquery(case-sensitive)
If you receive the WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery' error, put the following lines of code in the Appliction_Start method in the Global.asax.cs file protected void Application_Start(object sender, EventArgs e) { string jqueryVersion = "1.8.0"; System.Web.UI.ScriptManager.ScriptResourceMapping.AddDefinition("jquery", new System.Web.UI.ScriptResourceDefinition { Path = "~/Scripts/jquery-" + jqueryVersion + ".min.js", DebugPath = "~/Scripts/jquery-" + jqueryVersion + ".js", CdnPath = "http://ajax.aspnetcdn.com/ajax/jQuery/jquery" + jqueryVersion + ".min.js", CdnDebugPath = "http://ajax.aspnetcdn.com/ajax/jQuery/jquery" + jqueryVersion + ".js", CdnSupportsSecu