private void addFertiliser() { FertilisingJob fj = new FertilisingJob(); fj.Description = textBox1.Text; string idStr = cbFertiliser.Text.Split('.')[0]; fj.Fertiliser_id = int.Parse(idStr); fj.Quantity_kg = int.Parse(textBox3.Text); string idStr1 = cbSoj.Text.Split('.')[0]; fj.SowingJob_id = int.Parse(idStr1); string idStr2 = cbFarm.Text.Split('.')[0]; fj.Farm_id = int.Parse(idStr2); string idStr3 = cbVehicle.Text.Split('.')[0]; fj.Vehicle_id = int.Parse(idStr3); string idStr4 = cbCrop.Text.Split('.')[0]; fj.Crop_id = int.Parse(idStr4); string idStr5 = cbEmployee.Text.Split('.')[0]; fj.Employee_id = int.Parse(idStr5); fj.Date_start = this.dtpStart.Value; fj.Date_end = this.dtpEnd.Value; InsertSQL add = new InsertSQL(); int addrecord = add.addNewFertilisingJob(fj); MessageBox.Show("Success!!"); this.Close(); }