I been trying the AjaxListSearch extender control but it is not working...
I added a listbox and added the ajaxlistsearchextender on it.
I get this error :
Error : 'Sys.Extended.UI.ListSearchPromptPosition.Top' is null or not an object
Can someone please help ?
I also try an ajax combobox and same thing.... this is the error I received :
Sys.Extended.UI.PositioningMode.BottomLeft is null or not an object
this is my code :