3
votes
3answers
2k views

How to migrate an extension from ArcGIS 9.3.1 to 10?

I was given an ArcGIS 9.3.1 extension built in Visual Studio (VS) that needs to be updated to work in ArcGIS 10. When I open the VS project on my computer (that has ArcGIS 10 installed on it) I get a ...
3
votes
1answer
500 views

Migrating from Visual Studio 2008 (ArcGIS 10) to Visual Studio 2010

I've migrated my add-in project from VS 2008 to VS 2010 recently, and am now receiving the following error: Unable to cast COM object of type 'System.__ComObject' to interface type ...