class Mongoid::Errors::AmbiguousRelationship

This error is raised in case of an ambigous association.

@example An ambigous association.

class Person
  include Mongoid::Document

  has_many :invitations, inverse_of: :person
  has_many :referred_invitations, class_name: "Invitation", inverse_of: :referred_by
end

class Invitation
  include Mongoid::Document

  belongs_to :person
  belongs_to :referred_by, class_name: "Person"
end