Attached Link: http://www.extensis.com/en/products/product_family.jsp?locale=en_US&id=1008

I use Suitcase by Extensis for my font management (got lots of fonts). A little program that came with it called "Font Doctor" is what you need for locating and repairing (if possible) of corrupt fonts. This link will take you to the 30 day demo download for Font Doctor. SWAMP