django error on migration: "There is no unique constraint matching given keys for referenced table

Question

So I have seen that a lot of these kinds of questions have popped up (few answered) and none in a Django aspect that I saw. I am confused why I am getting the error, I am g

Answer 1

To solve this, needed to add the unique constraint on the postgres table id myself.

psql 
ALTER TABLE swsite_zoneentity ADD CONSTRAINT zone_unique_id UNIQUE(id);

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