Exception Details: System.IndexOutOfRangeException: There is no row at posit
Line 14: Dim dt = New DataTable()
Line 15: da.Fill(dt) Line 16: TextBox1.Text = dt.Rows(0)("Dev_id") -->บอก error บรรทัดนี้
Line 17: TextBox2.Text = dt.Rows(0)("Dev_name")
Line 18: TextBox3.Text = dt.Rows(0)("Dev_detail")
IF dt.Rows.Count > 0 Then
TextBox1.Text = dt.Rows(0)("Dev_id") -->บอก error บรรทัดนี้
TextBox2.Text = dt.Rows(0)("Dev_name")
TextBox3.Text = dt.Rows(0)("Dev_detail")
End IF