Category Archives: AjaxControlToolkit

Could not load type ‘System.Web.UI.ScriptReferenceBase’ from assembly

While deploying my application on a production server, I was facing the following issue:Exception: System.TypeLoadException Message: Could not load type ‘System.Web.UI.ScriptReferenceBase’ from assembly  ‘System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35′. Stack Trace:    at AjaxControlToolkit.ToolkitScriptManager.OnResolveScriptReference (ScriptReferenceEventArgs e) By looking into above details, it clearly shows that there is some problem in loading AjaxControlToolkit assembly.I did some online search… Read More »

How to register assembly for ASP.NET AjaxControlToolkit?

In order to register assembly for AjaxControlToolkit, we need to follow few basic steps.1. First of all, download and install AjaxControlToolkit. Please follow the link to download @ http://www.asp.net/ajaxlibrary/Download.ashx For Installation, @ http://www.asp.net/ajaxlibrary/act.ashx2. Make the following updates in web.config file.i) Under assemblies tag, add following AjaxControlToolkit assembly <add assembly=”AjaxControlToolkit, Version=3.5.60919.0, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e”/> ii) Under controls… Read More »