When using a Crystal Report Basic for Visual Studio 2008 application as a Microsoft Office 2007 Add-In using Visual Studio Tools for Office 2007 (VSTO 2007), the following error message appears if the report is using ADO.NET datasets:
"Error: Unknown Query Engine Error. Error in File".
This issue is resolved in Service Pack 1 for Crystal Reports Basice for Visual Studio 2008.
Service Pack 1 for Crystal Reports Basice for Visual Studio 2008 can be found in the Business Objects Support Software Downloads area.
The installer is to be used on Development machines and it will update the runtime as well as the Crystal Reports redistributables on the local development machine.
C:\Program Files\Microsoft SDKs\Windows\v6.0A\Bootstrapper\Packages\CrystalReports10_5\CRRedist2008_x64.msi
VSTO, Shadow copy, Query Engine, ADO.NET, Dataset , ADAPT00874501, 874501, 00874501, 1849933 , KBA , BI-RA-CR , Crystal Reports designer or BusinessViews Manager , Bug Filed