Missing bus models specified in the map's ailists.cfg file.
Ensure the extracted maps , Sceneryobjects , Splines , and Texture folders merge correctly with the existing directories in your game files. Omsi 2 Warszawa Wilanow Download
Once you have your map ready, you'll need a bus to drive on it. Look for Polish bus repaints and models on the same forums you find the maps. Excellent options include: Missing bus models specified in the map's ailists
Often bundled with or designed for Solaris Urbino and Jelcz bus models common in the MZA Warszawa fleet. Omsi 2 Warszawa Wilanow Download