If you are running Windows Server 2003 or a pre Windows Server 2008 R2 build then please refer to this article: http://www.sharepointassist.com/2009/01/27/61738644-f196-11d0-9953-00c04fd919c1-launch-permissions/ . However, if you are running Windows Server 2008 R2 or higher follow the steps below to correct the Event 10016 DCOM error 61738644-F196-11D0-9953-00C04FD919C1 related to the IIS-WAMREG Admin Service.
Always test these changes in your development and staging environment!!!
The DCO...