Strange ActiveRecord::AssociationTypeMismatch

Question

I am getting a very strange error when running a spec:

Failure/Error: entity = Factory.create(:entity, :name => \"Test Entity\", :creator => user)
 ActiveR         


        

Answer 1

Similar error might occur if you are using Spring or any other Rails application preloader, make sure you restart it.

spring stop
spring start
# or usually bin/rails s or bin/rails c for console