This map need XVehicles at least v41 for load:
https://ut99.org/viewtopic.php?f=34&t=14936
https://github.com/SeriousBuggie/XVehicles/releases/latest
or search
XVehiclesV*.7z on medor and similar sites

Also this map must use the latest UT version (v469b or newer).
Work on older versions has not been tested and is not guaranteed.