Data Source - Alies Not Found

oItem = oForm.Items.Item("lbl1");

                    oNewItem = oForm.Items.Add("edtxt1", SAPbouiCOM.BoFormItemTypes.it_EDIT);

                    oNewItem.Left = oItem.Left+110;

                    oNewItem.Width = 120;

                    oNewItem.Top = oItem.Top;

                    oNewItem.Height = 14;

                    oNewItem.FromPane = 23;

                    oNewItem.ToPane = 23;

                    oEdtxt1 = (SAPbouiCOM.EditText)oNewItem.Specific;

                    oEdtxt1.DataBind.SetBound(true, "ORDR", "U_INSP");

                    oNewItem.Enabled = true;