Point of sale Guetermarkt [MP]

Today I want to tell you like my

Point of sale "Guetermarkt!"

imagine.

All cargoes can be sold there.

eg: wheat barley rape maize potato sugarbeet grass

chaff silage forage grass_windrow dryGrass_windrow

wheat_windrow barley_windrow manure liquidManure wood chips

Log.txt far as error free

up to this point: "Error: only allowed to add objects while loading maps"

but does not affect the game. I also do not know how I wegbekomme it.