Andy Nifong brings us information on an error he had deploying GP 2010 SRS reports on SQL Server 2008 . Andy provides a fix as well.
Error deploying GP 2010 SRS reports on SQL Server 2008
Install, Upgrade & AdminGP 2010
Archived post from 2010. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.