Rewards not shown for special arrivals

Platform:
iOS

Game Version:
WoA 3.6.3

Airport:
PRG

Description of the Bug:
Normally in the rewards menu, you should see how much XP and SP you earn, for completing a contract. Since the last update, special contract‘s reward menu is empty.

Steps to Reproduce:
Just look at the rewards menu of a special contract.

Screenshots or Videos (if available):

Additional Notes:
Any other relevant information or observations?