Porque al autorizar una solicitud de vacacion me genera este error?

Al autorizar una solicitud de vacación se genera este error, en la opcion de procesos.

System.Data.SqlClient.SqlException (0x80131904): The Microsoft Distributed Transaction Coordinator (MS DTC) has cancelled the distributed transaction. at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action1 wrapCloseInAction) at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) at System.Data.SqlClient.SqlDataReader.TryHasMoreRows(Boolean& moreRows) at System.Data.SqlClient.SqlDataReader.TryReadInternal(Boolean setTimeout, Boolean& more) at System.Data.SqlClient.SqlDataReader.Read() at System.Data.SqlClient.SqlCommand.CompleteExecuteScalar(SqlDataReader ds, Boolean returnSqlValue) at System.Data.SqlClient.SqlCommand.ExecuteScalar() at Microsoft.Practices.EnterpriseLibrary.Data.Database.DoExecuteScalar(IDbCommand command) at Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteScalar(DbCommand command) at Aseinfo.Infrastructure.Repositories.DbDataAccessRepository.ExecuteScalarFunction(String functionName, IDictionary2 valoresParametros) in c:VH4InfrastructureDataDbDataAccessRepository.cs:line 424 at Aseinfo.Infrastructure.Services.DbDataAccessService.ExecuteScalarFunctionT in c:BuildAgentwork608d469cc106b504VH4GeneralServicesParametrosParametroAplicacionService.cs:line 156 at Aseinfo.VH4.Infraestructura.Services.Calculos.CalculosTiempoService.GetFechaFinalPeriodoGoceVacacion(Empleo empleo, DateTime fechaInicio, Decimal diasGoce) in c:VH4VH4InfraestructuraServicesCalculosCalculosTiempoService.cs:line 668 at Aseinfo.VH4.Acciones.Services.SolicitudVacacionService.FinalizaProcesamientoEntidad(EntityObject entity) in c:VH4VH4AccionesServicesSolicitudesVacacionesSolicitudVacacionService.cs:line 215 at Aseinfo.VH4.WindowsServices.ApplicationJobs.AccionFinalizacionJob.Execute(JobExecutionContext context) in c:VH4VH4WindowsServicesApplicationJobsWindowsServiceApplicationJobsAccionFinalizacionJob.cs:line 248 ClientConnectionId:103f9e20-79f5-4665-a8a2-9bba9edf88c9