Existing code of ASP.net and windows forms and database to a projec

Question

How do i import an existing ASP.net and windows forms with sql database project to VIsual studio 2008 applcation?
Or
when i open this project from the file it displays the following error
Error 14 It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level.  This error can be caused by a virtual directory not being configured as an application in IIS. C:\Users\Tegene Best\Documents\Visual Studio 2008\Projects\MOE student placement system full after faculty sym. to addisu\web application\MOEISPSwebapp\web.config 34