private void BtnDelete_Click(object sender, EventArgs e)
{
try
{
if (materialbll.Delete(int.Parse(txtMaterialID.Text)) == 0)
{
MessageBox.Show("Deleted successfuly");
}
else
{
throw new Exception();
}
}
catch (Exception)
{
MessageBox.Show("This material is not deleted please contact your administrator");
}
}