Apple today released Mac OS X 10.7.3 Supplemental Update.
This update resolves an issue when restoring a Mac from a Time Machine backup.
This update is recommended for users running 10.7.3 with Time Machine backups.
Mac OS X 10.7.3 Supplemental Update is available via Software Update and also as a standalone installer.
More info and download link (24.55 MB) here.