the error in the event view is:

The application-specific permission settings do not grant Local Activation permission for the COM Server application with CLSID
{61738644-F196-11D0-9953-00C04FD919C1}
to the user MOSS\spservice SID (S-1-5-21-296829991-1532536763-3691781843-1015).  This security permission can be modified using the Component Services administrative tool.

Error Source: DCOM, Event: 10016

to resolve the error, grant the service account local activation permissions on the "IIS WAMREG admin Service", the instructions to do so are:

1. Start "Component Services" in the Administrators Tools
2. Navigate in the structure as follows; Console Root\Component Services\Computers\My Computer\DCOM Config
3. Select the component: "IIS WAMREG admin Service" and view its properties
4. Click the Security tab
5. Edit "Launce and Activation Permissions"
6. Add the service account shown the error and grant it "local activation" permissions

- mutaz