How do I... Regain access to a file Windows Vista has mistakenly denied?
Source: Mark W. Kaelin
For various reasons too many and too esoteric to mention, Microsoft Windows Vista may lock you out of a folder, file, or shortcut because of a lack of proper permissions. While the reason for this denial of access may not be apparent to you, it is easily correctable with a few mouse clicks. This TechRepublic How do I... shows how to regain your rightful access permissions.
This download is also available as a TechRepublic an entry in the How do I... blog.