private void btnSMob_Click(object sender, EventArgs e) { Contacts.Service1 ser = new Contacts.Service1(); //ser.SearchContacts(myUtill.loginUser.Userid,cmbCon.SelectedValue.ToString(), txtName.Text); BindingSource b = new BindingSource(); b.DataSource = ser.SearchCbyMob(myUtill.loginUser.Userid, cmbCon.SelectedValue.ToString(), txtMOB.Text); gvCon.DataSource = b; }