Originally Posted by
frappant
...
if they were right to cancel the whole booking, how was I able to board the YVR-BNE flight and why wasn’t any of my miles returned for that no show. ...
The no show cancellation isn't instantaneous -- it occurs later.
Originally Posted by
frappant
... I don’t get the selective cancellation of flights on the booking or the non return of miles either. ...
Since you did use part of the ticket, YVR-BNE, there are no miles to. Yes a bit of a catch-22 but the systems were not built for this situation.