All I would recommend is make sure you have tested the download from your server to confirm it matches the checksums located on downloads page: http://www.ultimatebootcd.com/download.html
For some odd reason people have been getting bad downloads a lot lately, could be solved by always checking to make sure the uploaded version matches the checksums.
Visit the UBCD Wiki: http://wiki.ultimatebootcd.com
Please check your UBCD
ISO MD5 Hash Sum
; May prevent issues later on by not having an exact copy.
Currently Working on Common Issues and Repair Tips
on the Wiki.