If currently on SQL Server 2000 Service Pack 3a, download and install SQL Server 2000 Service Pack 4 from Microsoft's website.
If currently on SQL Server 2005 Service Pack 1, download and install SQL Server 2005 Service Pack 2 from Microsoft's website.
Note: SQL Server 2005 Service Pack 3 is not supported for The Education Edge and The Financial Edge versions 7.75 and lower, or The Raiser's Edge. If you are on Service Pack 3, then you will need to revert back to Service Pack 2. See Microsoft's "Uninstall Considerations"
If you receive the above error when installing version 7.77.245 of The Financial Edge or The Education Edge, then see Knowledgebase Solution BB576644