microsoft sql-dmo (ODBC SQLState: 42000) when doing a tape backup on sql server 2000

I keep getting this error whenever i try to run a backup a tape drive.

microsoft sql-dmo (ODBC SQLState: 42000)
The media family on device 'TapeDrive' is incorrectly formed. SQL Server cannot process this medial family.  BACKUP DATABASE is terminating abnormally.

Does anyone know what this means?
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

Does this helps/

Backup or Restore Using Large Transaction Logs May Return Error 3241

Do you have lates service packs applied?

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today

From novice to tech pro — start learning today.