Keep your system up to date with the most recent cumulative update package for SQL Server 2008 SP2. This package contains all of the SQL Server 2008 hotfixes that have been released since the initial release of SQL Server 2008 SP2.
CU#3 KB Article: http://support.microsoft.com/kb/2498535
Previous CU KB Articles:
CU#2 KB Article: http://support.microsoft.com/kb/2467239
Abhishek SinhaProgram ManagerSQL Server Sustained Engineering