This can occur if your disk is dirty or scratched. if this is not the case you may need to download a driver to work with your operating system. I am giving you the link you need to download the driver you need to get this to work for you. Next time you post a request, let us know what operating system you are running so we can be more helpful to you. (ie. xp, vista,windows 7 etc.) Good luck and Happy New Year

http://www.valusoftsupport.com/.