Hello again,
So while the underlying issue causing this will be fixed in the upcoming 10.2 update, it won’t retroactively grant missing items.
For anyone that still needs it, you can send in a ticket for assistance via the link here:
Though keep in mind it may take a few days to hear back, so if you want to get playing right away it might make sense to get something temporary off the AH.
Sorry for the inconvenience and I hope you can still get up and running with your freshly boosted characters without too much trouble!