buy Crab in Kenshi

***you cannot hire any more character: kenshi
In an attempt to buy a crab in the "crab village" (I have not reached the city yet), an error appears about the impossibility of buying ...
Enemies raiders and robbers - spawn constantly! I didn’t see the point of sitting at the base of the robbers (not far from the crab village in the Stoba Garden location), apparently the leader in the Ark should be disposed of.
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What is this disgrace?