Originally Posted by
ironmanjt
I’ll take the opportunity to point out what I said above: given the difference in BASE fare I suspect it might (incorrectly) changing from a DONE to an AONE. Is there a QR A segment in either itinerary?
There's a QR A segment from AMM-DOH. That could be the bug the tool is battling, but it shouldn't be that way: having the end be AKL-SYD-SIN-DOH as opposed to AKL-DOH shouldn't make it a DONE fare again.