you can find it with the programm regedit in your windows folder , but i think the best thing would be to reinstall it .
@banzai , did you try this one
http://www.myactiveworlds.com/~frien...V-1.1-nocd.rar ?
if yes do others have the same problem with this one ? i knwo the vengeance one doesnt work for me with the same data differ error.