Mod 1.41 - Jesienny

: One of the primary goals for the 1.41 release was allowing players to use the mod in the then-new official Convoy mode, provided all players in the session had the same mod version installed. Technical Details

: Replaces green summer vegetation with yellow, orange, and brown autumnal foliage. It also includes "leafless" tree variants to simulate the transition into winter. JESIENNY MOD 1.41

: Requires the base Euro Truck Simulator 2 game and is generally compatible with all map DLCs (Going East, Scandinavia, Vive la France, etc.). : One of the primary goals for the 1

Are you trying to it to the "Early Autumn" or "Winter" mods? Vive la France