I downloaded CR10 Advanced Developer Tools Demo and all the issues related to this thread have gone away. I was never able to get 9.2 classes to work on 2 different boxes using every possible installation sequence. The client will just have to poney up the 2000+ for version 10.

>Just to make sure I understand...you started getting the error after you did the following, correct?
>
>1) reinstalled 9.2
>2) dragged the VsDesigner.DLL to the GAC
>3) removed WebViewer 9.1
>4) added WebViewer 9.2
>
>Kevin