What does "try precompiling your site..." means?? I never did a precompiling operation. Can you be more clear ? -- View this message in context: http://www.nabble.com/AjaxControlToolkit-on-Mono-2.0.1-%28tarball%29-tp24217732p24250768.html Sent from the Mono - ASP.NET mailing list archive at Nabble.com.