Point of sale Guetermarkt v1.0

Hi there,
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.
So it was first again.
Pictures tell incorporated questions, I guess.
MfG Ingo210578