mikromanus#3184
F.Y.I:
"Known Issues
...
•[Will be fixed as of 12/20's patch] Eco-Fuel is currently unable to be used with farm carts/haulers/wagons/freighters."
itt a patch notesés a hibalista:
http://forums.archeagegame.com/showthread.php?335021-ArcheAge-Maelstrom-Official-Patch-Notes