Turns out small rats can block elevator the same way regular enemies. Don’t know if it’s either a bug or a feature, but here it is.
Steps to reproduce:
- Be on an elevator.
- Have a rat on the same elevator with you.
- Try to launch elevator, see message “Hostiles nearby”.
- Get rid of the rat and see no message.
Here’s the video. Shame we can’t take them with us: