single didget FPS

game lags when simulating 48 pounder hitting tank in garage.

Screenshot

Screenshot

System Info 
Game: v0.70.25 | WindowsPlayer | Windows 11  (10.0.22631) 64bit
GPU: NVIDIA GeForce GTX 1650 (3935MB) | RAM: 16232MB
Display: 1920x1080 @60 Hz [window size: 1920x1080, DPI: 120] | FPS: 4

Submitted by: NausicaaOwl