Hi, Sharond - you don't specify what type of iPod you have, but it might be something as simple as making sure you have the latest version of the iPod Updater software.
Check the Apple discussions site:
http://discussions.apple.com/index.jspa
Odds are good that someone there has already had and resolved the same issue. It's a very helpful site, with very knowledgeable users.
Plus, you may want to check the general Apple support section for common iPod ailments:
http://www.apple.com/support/
Good luck!