Make sure to log off and back on in order for it to take effect. If you are having this issue in Windows XP or Windows Vista, then your problem is probably related to an actual permission issue.
Norton Internet 200X, Bitdefender, AVG anti-virus, Trend Micro 200X can all cause this problem.
Beginning with the Fall 2009 semester, electronic submission of doctoral dissertations and master's theses, excluding MFA theses, is mandatory.
Theses and dissertations previously submitted in print will be digitized with permission of the author or copyright holder.
The University Libraries encourages graduates to provide this permission so that their work can reach the widest possible audience.
OS X users, please read this post on why this is a bad thing.
Control smarter Sims with unique appearances, personalities, behaviors, and emotions.
The game will regenerate fresh copies of these files each time it loads, so deleting them is perfectly safe, and it's normal for them to reappear.