Hi, Antonio Pls try to skip the step of DVD validation. Best regards Cui 2009/11/26 Antonio Silvestri <[log in to unmask]> > Hi, > I have downloaded ISO files of version 5.4 x86_64 from your site. > I burnt a DVD with these isos but > the installation process always bring me to the page where I am told to > choose from different kind of installation > (local cdrom, nfs ftp ecc). > > I have tried different computers and virtual machines with the same result. > > All Other versions of SL do not have this problem. > > I have installed 5.4 via network. > > Any clue ? > > Thanks > Antonio > > > I.N.F.N. > Istituto Nazionale di Fisica Nucleare Phone: +39 070 6754985/6 > Complesso Universitario di Monserrato Fax : +39 070 510212 > S.P. per Sestu km 0,700 Web Site: http://www.ca.infn.it > 09042 Monserrato - Cagliari > Italy >