Nier: Automata developer is 'currently investigating' a bizarre update bug that drastically inflated the game's file size from 50GB to 366GB
Square Enix is 'working to resolve the issue'.
Sources
- T2Nier: Automata developer is 'currently investigating' a bizarre update bug that drastically inflated the game's file size from 50GB to 366GBIGN / GameSpot / PC Gamer / Kotaku