Опасный метод PurchLine в VendInvoiceTrans

[oip]

В AX2012 только InventTransId.

public PurchLine purchLine()
{
    return PurchLine::findInventTransId(this.InventTransId);
}

static PurchLine findInventTransId(TradeInventTransId   _inventTransId,
                                   boolean              _update = false)
{
    PurchLine purchLine;

    if (_inventTransId)
    {
        purchLine.selectForUpdate(_update);

        select firstonly purchLine
            where purchLine.InventTransId == _inventTransId
               && !purchLine.IsDeleted;
    }

    return purchLine;
}