2008 R2 SP1
Windows System log Shows the following error
Watson report about to be sent for process id: 6584, with parameters: E12, c-RTL-AMD64, 14.03.0123.004, M.Exchange.ServiceHost, M.Exchange.Management, M.E.M.S.ExchangeCertificateRpc.DeserializeObject, System.InvalidCastException, ac9a, 14.03.0123.003.
ErrorReportingEnabled: False