Reported Version: v0.2.1 (latest) | Mods: none | Can replicate without mods? Yes
OS: Windows 11 | CPU: Ryzen5: 5900x | GPU: RX 7900 XTX | RAM: 2x32GB, 3200Mhz
I had the same issue with a space plane on Laythe. As soon as I touched down my wheels and my kerbals became stuck and couldn't move.