Outlook 2010: Migrating CDO based application to Outlook Object Model(OOM) library

Recently one of my developer customer migrated from Outlook 2003 to 2010. He tried running the custom application (uses CDO & Outlook 2003) in Outlook 2010. It throws the error “ActiveX component can’t create object”.  Using the following test sample, I can reproduce the exact issue at my end: As you know, Microsoft Outlook 2010…

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Why my VSTO Outlook add-in works in Dev box, not in non-dev or production boxes?

Recently one of my customer reported (we used to see this is many of the developer have is that their assembly does not execute as expected in non-development boxes – why it so?) that initially they tried they created VSTO Outlook Add-in project solution with the helps of Visual Studio 2005. But  when they move…