Running windows xp sp3 and received a record in the application log for an error event with eventid 1103. The text of the event is as follows: source: .net runtime optimization type: error categpry: none eventid: 1103 description: .net runtime optimization service (clr_optimization_v2.0.50727_32) - tried to start a service that wasn't the latest version of clr optimization service. will shutdown a microsoft outlook 2007 session had terminated unexpectedly less than one minute before this event occurred . . . . . i'm not sure if the two are related or not. can anyone shed some light on this error?