Originally Posted by hdawg
Is the service set to run as the same service that the other BES services runs as? If yes, I would blow away the besuseradminservice, reinstall as besadmin, and double check the value in HKEY_CURRENT_USER\Software\Research In Motion\BlackBerry Enterprise Server\Admin\MAPIProfile
All the services were installed with the BES service account, they are run as the same.
See the pic: