private void LoadCourses(int deptId) { try { List <CourseViewModel> data = deptId == 0 ? _courseRepo.GetAllCourses() : _courseRepo.GetAllDepartmentCourses(deptId); if (data != null) { grdData.DataSource = data; if (grdData.Rows.Count > 0) { grdData.Columns["Id"].Visible = false; } else { //var dt = new DataTable(); //grdData.Columns.Clear(); //dt.Columns.Add("Message", typeof(string)); //dt.Rows.Add("No items found"); //grdData.DataSource = dt; // MessageBox.Show(this, "No record found", "Message", MessageBoxButtons.OK, MessageBoxIcon.Information); } repData = data.ConvertToDataTable(); //save records in datatable for searching, export etc Base.ResizeGrid(ref grdData); } } catch (Exception e) { MessageBox.Show(this, e.Message, "Error occured", MessageBoxButtons.OK, MessageBoxIcon.Error); } }