Hi,
I've created a Invoice with ZERO Cost. And I don't receive any error. Here's my sample code.
With oInvoice
.CardCode = "C00001"
.DocDueDate = Now
.DocType = SAPbobsCOM.BoDocumentTypes.dDocument_Items
With .Lines
.ItemCode = "120001"
.WarehouseCode = "HW0001"
.CostingCode = "01"
.CostingCode2 = "0101"
.Add()
End With
If Not .Add = 0 Then
SAP_APP.SetMessage(oCompany.GetLastErrorDescription, SAPbouiCOM.BoStatusBarMessageType.smt_Error)
End If