Farhad,
Go to this site and review the tutorials for building DNN modules. You can build modules just using the free "Express" developer tools.
Bill
http://dotnetnuke.adefwebserver.com/DotNetNuke/tabid/195/Default.aspx>Hi,
>
>Everybody is using DotNetNuke to develop modules?
>
>I downloaded DotNetNuke ver 4.3.5 startter kit but in Visual Web Developer (SQL Server 2005 express version) I encounter with "Server Error in /Application" after building the solution and when the IE page opens to install DotNetNuke to run it, when it reachs to Links_3.3_Install.zip.
>
>...Farhad