public static int CreateCourse(Courses course) { try { using (VedantaEntities islObject = new VedantaEntities()) { Courses oldCourse = islObject.Courses.FirstOrDefault(c => c.ClientId == course.ClientId && c.CourseBrandId == course.CourseBrandId && course.CourseCode.Equals(c.CourseCode, StringComparison.OrdinalIgnoreCase)); if (oldCourse == null) { islObject.AddToCourses(course); return(islObject.SaveChanges()); } else { return(0); } } } catch (Exception) { return(0); } }