Can't do a quest - Units are missing

Platform, device version and operating system:
Xbox One

When did the issue happen?
Since yesterday - 14.04.2018

Report:
Hi everyone.

since yesterday there are quests which are saying that I must win an amount of matches with so called “tower units” - but there are no “tower units” in this game!

Do anyone of you have this issues too?

Try using global for two seconds.
Restart the game and it’s solved.
Known about for a month or more