private void cmdresetpassword_Click(object sender, EventArgs e) { bool isvalid = true;; bool ok; server.Service1 server = new server.Service1(); if (chkstudent.Checked == false && chkteacher.Checked == false) { MessageBox.Show("Please Check checkbox"); } if (chkstudent.Checked == true && chkteacher.Checked == true) { MessageBox.Show("Check only one checkbox"); } if (chkstudent.Checked == true && chkteacher.Checked == false) { server.RESETSTUDENT(txtusername.Text, txtpincode.Text, out isvalid, out ok); if (!isvalid) { MessageBox.Show("Enter Correct pincode"); } else { PASSWORD frm = new PASSWORD(); this.Hide(); frm.Show(); } } if (chkstudent.Checked == false && chkteacher.Checked == true) { server.RESETTEACHER(txtusername.Text, txtpincode.Text, out isvalid, out ok); if (!isvalid) { MessageBox.Show("Enter Correct pincode"); } else { PASSWORD_TEACHER frm = new PASSWORD_TEACHER(); this.Hide(); frm.Show(); } } }