Duplicate Crystal Reports entries may appear in the Toolbox and About Visual Studio dialog of Visual Studio .NET 2005.
The issue has been identified and tracked under ID ADAPT00876999. This issue is caused by installing the Windows XP security update outlined in Microsoft security bulletin MS07-052.
To resolve this issue uninstall and re-install Crystal Reports 2008.
CR2008 CR 2008 XIR3 XI R3 , 1567983 , KBA , BI-RA-CR , Crystal Reports designer or BusinessViews Manager , Problem
Crystal Reports 2008 V0