private void btnAddCar_Click(object sender, EventArgs e) { Cars car = new Cars() { SasiNo = txtSasiNo.Text, Km = Convert.ToInt32(txtKm.Text), ModelYear = dateTimePicker.Value, ModelID = ((int)cmbModels.SelectedValue), Price = Convert.ToDecimal(txtPrice.Text) }; CarsController carsController = new CarsController(); bool result = carsController.AddCar(car); //dateTimePicker.Value = default; txtPrice.Text = string.Empty; if (result) { foreach (string item in ImagePathList) { Images ımage = new Images() { ImageUrl = item, }; ImagesController ımagesController = new ImagesController(); ımagesController.AddImage(ımage); } } MessageBox.Show("Araba eklenmiştir !"); flowLayoutPanel1.Controls.Clear(); cmbBrands.SelectedIndex = -1; cmbModels.SelectedIndex = -1; txtSasiNo.Text = string.Empty; txtKm.Text = string.Empty; dateTimePicker.Value = DateTime.Now; }