This happened on a fresh install of SharePoint 2013 on a Win 2012 server, without any CU’s applied. When I started the User Profile Service Application it hung and just when into “Stopped” mode. Checked the Event Viewer and found this error, Event 6398: “The Execute method of job definition Microsoft.Office.Server.UserProfiles.LMTRepopulationJob (ID 84821b32-cf9f-45ff-801b-bb25b69faa6f) threw an exception. More information …