From the Autodesk discussion boards:
"Hello,
I am pleased to announce that the Autodesk® Raster Design 2005 Service Pack
1 is now available from the following location:
DL4572841 - Autodesk® Raster Design 2005 Service Pack 1
http://usa.autodesk.com/getdoc/id=DL4572841
Please see the Service pack readme for more information regarding issues
that were addressed with the service pack.
Jonathan Golubiewski
Autodesk Product Support
Land.Civil.Survey
"