I know how to fix this problem.
1. Right click on My Computer, then go to Properties.
2. Click on Advanced tab, then under Performance (in blue) click Settings.
3. Click on Advanced tab, then under Virtual memory (in blue) click Change.
4. Type in 4000 for both Initial size (MB) and Maximum size (MB)
5. This is important! Before you press OK, you must click on Set.
There you go. Enjoy the program.