"ERROR: [7436-1-99-00000000] Unable to merge 'CN=Adam Cronn,OU=Groupwise Users,DC=cs-wingra,DC=com'
12:00:43 'CN=Adam Cronn,OU=Groupwise Users,DC=cs-wingra,DC=com' is a contact."
Attempting to merge an object with a contact.
The AD Object Merge Utility can only merge a Contact with an existing Security Object. A Security Object must exist if you wish to merge the Connector created Contact. The following KB article provides additional information: