Creating SOShipLine failed

Im trying to create a Shipment 
but i have an issue with the lines,  creation fails but i have no error 
here the code below, help pls 

protected void createShip(List<SOShipLine> listOfShipLine, SOShipment shipment, SOOrder order)

{

var query2 = Contact.Select(new object[] { }).RowCast<Contact>().Where(s => s.FullName == "HYGIENNE CONSEILS").ToList();

var testContactId = query2[0].ContactID;

var location = Location.Select(new object[] { }).RowCast<Location>().Where(s => s.BAccountID == testContactId).ToList();

var rdv = PXAccess.GetOrganizations().

FirstOrDefault(o => string.Compare(o.OrganizationName, "RDV", true) == 0);

var graph = PXGraph.CreateInstance<SOShipmentEntry>();

var shipmentInstance = graph.Document.Insert(shipment);

shipment.CustomerID = query2[0].ContactID;

shipment.CustomerLocationID = location[0].LocationID;

graph.Document.Insert(shipment);

graph.Actions.PressSave();

foreach(SOShipLine ShipLine in listOfShipLine)

{

SOShipLine line = new SOShipLine();

line.CustomerID = query2[0].ContactID;

line.ShipmentNbr = shipment.ShipmentNbr;

line.ShipmentType = ShipLine.ShipmentType;

line.LineNbr= ShipLine.LineNbr;

line.SortOrder= ShipLine.SortOrder;

line.ShipDate= ShipLine.ShipDate;

line.LineType= ShipLine.LineType;

line.InventoryID= ShipLine.InventoryID;

line.SubItemID= ShipLine.SubItemID;

line.SiteID= ShipLine.SiteID;

line.LocationID= ShipLine.LocationID;

line.LotSerialNbr= ShipLine.LotSerialNbr;

line.InvtMult= ShipLine.InvtMult;

line.Operation= ShipLine.Operation;

line.OrigOrderType= ShipLine.OrigOrderType;

line.OrigOrderNbr= order.OrderNbr;

line.OrigLineNbr= ShipLine.OrigLineNbr;

line.OrigSplitLineNbr= ShipLine.OrigSplitLineNbr;

line.OrderUOM= ShipLine.OrderUOM;

line.UOM= ShipLine.UOM;

line.CompleteQtyMin= ShipLine.CompleteQtyMin;

line.ShippedQty= ShipLine.ShippedQty;

line.BaseShippedQty= ShipLine.BaseShippedQty;

line.BaseOriginalShippedQty= ShipLine.BaseOriginalShippedQty;

line.UnassignedQty= ShipLine.UnassignedQty;

line.OrigOrderQty= ShipLine.OrigOrderQty;

line.BaseOrigOrderQty= ShipLine.BaseOrigOrderQty;

line.UnitCost= ShipLine.UnitCost;

line.ExtCost= ShipLine.ExtCost;

line.UnitPrice= ShipLine.UnitPrice;

line.DiscPct= ShipLine.DiscPct;

line.CreatedByScreenID = ShipLine.CreatedByScreenID;

line.TranDesc= ShipLine.TranDesc;

line.UnitWeigth= ShipLine.UnitWeigth;

line.UnitVolume= ShipLine.UnitVolume;

line.ExtWeight= ShipLine.ExtWeight;

line.ExtVolume= ShipLine.ExtVolume;

line.ProjectID= ShipLine.ProjectID;

line.CreatedDateTime = ShipLine.CreatedDateTime;

line.IsFree= ShipLine.IsFree;

line.ManualPrice= ShipLine.ManualPrice;

line.ManualDisc= ShipLine.ManualDisc;

line.DiscountsAppliedToLine= ShipLine.DiscountsAppliedToLine;

line.DiscountID= ShipLine.DiscountID;

line.DiscountSequenceID= ShipLine.DiscountSequenceID;

line.PackedQty= ShipLine.PackedQty;

line.BasePackedQty= ShipLine.BasePackedQty;

line.CreatedByID = ShipLine.CreatedByID;

line.Confirmed= ShipLine.Confirmed;

line.Released= ShipLine.Released;

line.IsUnassigned= ShipLine.IsUnassigned;

line.PlanType= ShipLine.PlanType;

line.OrigPlanType= ShipLine.OrigPlanType;

line.ShipComplete= ShipLine.ShipComplete;

line.RequireINUpdate= ShipLine.RequireINUpdate;

graph.Transactions.Insert(line);

graph.Actions.PressSave();

}

throw new PXRedirectRequiredException(graph, null);

}