Pop Quiz:

Your site is due to launch in 48 hours.
You can no longer open the project files.
Several of the files within the project suddenly have 0 bytes within them.
What do you do?
WHAT DO YOU DO??!!!???!!???

(Update, 5:55 PM)
A reboot of the server and wiping of cached files + a reboot of the client computer appears to have fixed this. Logs do not indicate a relationship between the crash and the site. But this will be watched. Memory Leaks are bad, bad, bad. I blame Brahm, which means nothing to most of you.