Yes, you will have to change your application to use CR9. Crystal Decisions changed some of the methods of the RDC.
(I've already complained to them about breaking the interface.)
>I currently have reports written in 8.5 developer.
>These reports are utilized in a VFP6.0 application using the active x component crviewer.dll.
>We want to upgrade to Crystal Developer 9.
>Will my reports still run under the VFP6 with crviewer.dll or will I have to change my application to use the crviewer9.dll and change all of my reports to version 9.
>
>
>Any comments will be appreciated
>
>Thanks
Craig Berntson
MCSD, Microsoft .Net MVP, Grape City Community Influencer