Grenade camera bugged in practice mode on Train (Linux)

[zenaus]

Since yesterday's update (Show off - 17/09/25) Grenade camera preview window is bugged only on train [all other maps are fine]

Reproducing bug: https://www.youtube.com/watch?v=WtDv5xDNprc

OS: Manjaro Linux x86_64 DE: KDE Plasma 6.3.6 Kernel: Linux 6.12.44-3-MANJARO Display: Wayland Client: Linux native CPU: AMD Ryzen 9 7900X3D (24) @ 5.66 GHz GPU: AMD Radeon RX 7900 XT