Apple has released iTunes 7.1.1, an update that "addresses a stability issue and minor compatibility problems in iTunes 7.1," according to Apple. The update is available via Software Update or as a 28 MB stand-alone download [1]. A 36.1 MB download for Windows [2] is also available.
The company also released iPod Reset Utility 1.0 for Mac (3.4 MB) [3] and Windows (2.2 MB) [4], which is designed to reset either generation of iPod shuffle if iTunes is unable to reset it.
[1]: http://www.apple.com/support/downloads/itunes711formac.html
[2]: http://www.apple.com/support/downloads/itunes711forwindows.html
[3]: http://www.apple.com/support/downloads/ipodresetutility10formac.html
[4]: http://www.apple.com/support/downloads/ipodresetutility10forwindows.html