Every time I render my footage, I click elsewhere, and I get this blank message that I cannot close, forcing me to exit the program.
What is this, and how can it be fixed?
All we know about your machine is that you're not running the latest version of After Effects and that you're running some flavor of Windows (I'm guessing 8.x).
We need a lot more information than that. FAQ: What information should I provide?
Retrieving data ...