Undo button is not working AQ in V29.2

raviVaniya

In AQ, I just miss-tapped the wrong side in hurry,

So I tried to undo but I think that UNDO BUTTON is bugged or I am missing something.

please help @Kabam Miike @Kabam Zibiit @Kabam Vydious @Kabam Porthos @Kabam Lyra

This is a screen record that might help.
https://drive.google.com/file/d/1RKvZwtLDUw69RvNi-GHWUGYAk-gsb46f/view?usp=sharing