There are two mistakes in Chapter 31, Using Server-Side ASP.NET AJAX, both related to a last minute change to the ListView control. Microsoft changed the ListView control to require an itemPlaceholder instead of an itemContainer element in its LayoutTemplate.

Well, I guess it is too much to hope that there would not be any errors in an almost 2,000 page book. Bertrand Le Roy sent me an email pointing out a security hole in one of my code samples