private void getEmployeeNotTookTrainBasedOnJT() { clearGVandmsg(); if (DropDNotAttTraningJT.SelectedValue != "-1" && DropDNotAttJTAllBr.SelectedValue != "-1") { EmployeeManager manage = new EmployeeManager(); DataTable result = manage.getEmployeeNotTookSpecTrainingSpecJT(DropDNotAttTraningJT.SelectedValue, DropDNotAttJTAllBr.SelectedValue); if (result != null && result.Rows.Count > 0) { TrainingReportGridView.DataSource = result; TrainingReportGridView.DataBind(); } } else { ResultPanel.Visible = false; } }