Babylon’s Fall has been updated to version 1.1.0.2 today by Square Enix. You can get the complete patch notes for this update here.
This patch addresses minor bug fixes. This is the only thing that has been mentioned in the patch notes. The official website doesn’t appear to list any of the changes that have been implemented in this patch so it is more of a hotfix. Take a look at the details on this update below.
Babylon’s Fall Update 1.1.0.2 Patch Notes
There was server maintenance before the new update was deployed. Based on the changes listed in the notes, it could be related to the ongoing Nier Automata event that is currently in the game.