I am wondering if anybody has a similar Problem using the OXtender 2 with Outlook 2010 in conjunction with the MS CRM2011 Outlook Client and its email activity. It's not really obvious what is going wrong because the mail are in the outbox and seem to be correct but I always get an transmission error stating

2012-09-11 10:52:45.733 Error [4] Error handling AddinCall call: Unknown function 'ConvertToHTML'

If I send the mail manually to the recipients all runs well.

Addin Version is

Any reply is welcome.

Kind Regards
Andreas Draheim