[Solved] Not correct work Binding Redirect in Web.config file

[Dima]

Hello. Im use vs2008. My website have reference to
assembly=System.Web.Extensions, Version=3.5.0.0
I have added on page  <asp:ScriptManager runat=server></asp:ScriptManager>
but ERROR Does not disappear

The control with ID 'ctl00' requires a ScriptManager on the page. The ScriptManager must appear before any controls that need it.

I think that it owing to not correct work  Binding Redirect in Web.config file.
Help me please. Thanks.
 

[Dima]

Thanks. The problem was solved use Telerik. Web. UI.dll File Version 2008, 1, 515, 35