Please provide a step-by-step process of how the bug can be reproduced. The more details you provide us with the easier it will be for us to find and fix the bug:
change crouch to L-Ctrl, unbind C
Press L-Ctrl
Player kicks
Press C
Player crouches
settings > keybindings
Crouch is set to L-ctrl
C is unbound
I’m having the same issue, but the worst part is that I have to play on AZERTY keyboards, so moving forward in combat now sheathes my weapon and dodging with ALT as whilst moving forward removes my UI =( moving to the left also target locks.