private void populateHistory() { using (var Dbconnection = new MCDEntities()) { gETAllCourseEnrollmentHistoryByEnrollmentID_ResultBindingSource.DataSource = new Common.CustomSortableBindingList <GETAllCourseEnrollmentHistoryByEnrollmentID_Result>(Dbconnection.GETAllCourseEnrollmentHistoryByEnrollmentID(SelectedEnrollmentID).ToList()); }; }