This problem is caused by Windows, and, unfortunately, occurs on some computers. To solve it, follow these steps:
1) Save the following font files to your computer (recommendation: on your desktop):
2) Restart your computer;
(for Windows 7, or 8)
3) Click on one of the font files (on your desktop) with your right mouse button;
4) Click on the option "Install";
5) Repeat steps 3 and 4 for the other font file;
6) Run FORTE.