FC1 afte update no fonts with gnome-login

[DI Friedrich Reichhart]

i just installed FC1 and did then an update of the installed packages with 
synaptic. Now i din't see any fonts in the gnome-login-screen. i canb do 
the login but i don't see what i'm typing. after the login all is ok. Can 
anybody say, whats going wrong and where i have to look for the error?

Dipl.-Ing. Friedrich Reichhart

p.s.: sorry for my previous mail in german. it went to the wrong list.
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**   senior.reichhart at sdr.at , office at sdr.at / www.sdr.at