private void button1_Click(object sender, EventArgs e)
{
DbEntityUrunEntities db = new DbEntityUrunEntities();
var sorgu = from x in db.TBLADMIN where x.KULLANICI == textBox1.Text && x.SIFRE == textBox2.Text select x;
if (sorgu.Any())
{
FrmAnaForm fr = new FrmAnaForm();
fr.Show();
this.Hide();
}
else
{
MessageBox.Show("Hatalı Giriş!");
}
}