Willy,

>I have a Web Application developed with MM .Net and has Infragistics subclass controls (in my case for the NetAdvantage 2007 Vol 1).
>
>I installed my Infragistics 2007 Vol 2 with the subclasses for Vol 2 and upgraded my project using Infragistics upgrade utility. Of course the MM Infragistics subclasses code is not upgraded in this process.
>
>How can I upagrede the subclasses code to work with the new version? (in my case from 2007 Viol 1 to 2007 Vol 2)
>
>If I run the project as it is now, I get errors like this:
>
>Unable to create type 'cc1:mmwebcombo'. Could not load file or assembly 'Infragistics2.WebUI.WebCombo.v7.1, Version=7.1.20071.40, Culture=neutral, PublicKeyToken=7dd5c3163f2cd0cb' or one of its dependencies. The system cannot find the file specified.
>
>Thanks

Are you using MM3.5? the download page indicates Infragistics Web Controls are V8.1. How does this compare to 2007 Vol 2?
I don't use Infragistics controls so not familiar with the version scheme, but you will need to be in the same family I think to make this work straight out of the box.
Tim