Please try to start the game w/o Facegen. Just add the parameter nofacegen to the command line. See
http://www.ootpdevelopments.com/boar...d.php?t=145561
Please also note that OOTP 2007 does not support Win98! See Specs at
http://www.ootpbaseball.net/features.php#game :
PC - Minimum: Windows 2000/XP/Vista
1024x768 display
1GHz processor
256 MB RAM
For Facegen to work you will need a graphics card which supports OpenGl
But it could probably work on your computer, please try it.