If you have a Toshiba laptop there is a FAQ from Toshiba that should help:
http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/bulletinDetail.jsp?pf=true&soid=3516888
Usually uninstalling the two programs (TOSHIBA Recovery Media Creator, TOSHIBA Disc Creator) helps.
Be sure to restart the computer afterward.
If still have problems post back.