Love to help - but we'll need more informaton than that! Why won't it boot? What messages do you get? Do you want to perform a re-install? What are you using to delete the Linux partition? Any error messages or codes spewed out? Does LILO still work? Have you reinstalled your MBR? Info please! Steve Flynn IBM MVS Operations Analyst Carl Kehley <[EMAIL PROTECTED]> on 20/02/2000 00:49:56 Please respond to [EMAIL PROTECTED] To: [EMAIL PROTECTED] cc: (bcc: Steve Flynn/UK/Contr/IBM) Subject: [newbie] Installation after new processor installation Installed Mandrake 7.0 on system with Celeron 350, recently upgraded to PIII 500. Now, I cannot boot Mandrake, cannot reinstall, cannot even delete Linux partition. Need help please.