Sorry for english speaking. 
  
Somebody has found the solution to the probleme of Photo Editor when the user is not an administrator : "Keine Dateiformat-Informationen in der Registrierung gefunden".  
  
The link given by floorz : 
http://support.microsoft.com/suppor...H&SPR=OFW2K 
is no more available. 
  
Who can help me ? 
  
Thanks !