With Update 0.5.12.1 the Training Room became available, Wargaming has confirmed this is a bug and it will be fixed with a hotfix. All other regions got the correct version with the Training Room disabled.
0.5.12.1 Pacth Notes
- Montana: improved its deck armour according to version 0.5.12 (this change was not included in the correct version by mistake).
- Fixed an issue that caused the music to overlap.
- Fixed an issue with the modifiers for torpedo planes and bombers’ preparations.
- Fixed an issue with Omaha’s service cost: now, the service is equal to other Tier V ships.
- Saipan and Nikolai I: the profitability of these ships has been increased by 7% and 5% respectively.
- “Big Race” map has been added to Ranked Battles.