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升級到Rails 5時,每當保存模型時都會看到以下錯誤。升級到導軌時出現錯誤的參數數量錯誤t
ArgumentError: wrong number of arguments (2 for 1)
from /Users/Chris/.rvm/gems/[email protected]_mentor_5_0_0/gems/polyamorous-1.2.0/lib/polyamorous/activerecord_4.2_ruby_2/join_dependency.rb:56:in `join_constraints'
我該如何解決這個問題?