Originally Posted by
claurianta2
Have you tried YVR-HKG-IST-YVR? If that works, it could be that the new "logic" determines that first city is your destination and the second your stopover. In that case it would, in your example, trying to calculate (YVR-IST)+(IST-HKG-YVR) which would be over MPM5, as opposed to the correct (YVR-IST-HKG)+(HKG-YVR) which would be within MPM5.
Sadly, it doesn't work..however, it works when replacing YVR with YYZ.