Apple has confirmed problems in iTunes 5 and promises a fix by early next week.
Numerous reports have claimed problems exist within iTunes 5, including: computer crashes; problems with purchased tunes; deleted playlists and instability.
The problems seem to affect Windows versions of the application.
Cnet News.com has an Apple statement which reads: "Apple is aware that a limited number of customers are experiencing issues with installing iTunes 5.
"We're working to resolve this and expect to have a software update early next week."