protected void btnseach_Click(object sender, EventArgs e) { if (txtsearch.Text == "") { lblmsg.Text = "Enter student name !!"; } else { List <Student> _StudentList = new List <Student>(); _StudentBL = new StudentBL(); _StudentList = _StudentBL.BL_Student_Select_BY_NAME(txtsearch.Text + "%"); GridView1.DataSource = _StudentList; GridView1.DataBind(); MultiView1.ActiveViewIndex = 0; lbl.Text = GridView1.Rows.Count.ToString() + " Student Found."; } }