ancinho abortado! Método indefinido `migration_error = 'para ActiveRecord :: Base: Class

Estou desenvolvendo projeto em Ruby on Rails Até o presente momento eu usei Rails 4 e estava tudo bem antes de enfrentar problemas de incapacidade com gemas. Decidi reverter para o Rails 3, mudei o meu Gemfile, removi o Gemfile.lock, todas as instalações de trilhos e railties. Então eu executo o bundle install e instalei o Rails 3.2.13. No entanto, agora, quando eu corro o rake db: criar tudo ainda está bem. Quando eu executo o rake db: migre o problema começar:

JeffreeBook:llvoo kristijonas$ rake db:migrate
WARNING: Nokogiri was built against LibXML version 2.8.0, but has dynamically loaded 2.7.8
rake aborted!
undefined method `migration_error=' for ActiveRecord::Base:Class
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/dynamic_matchers.rb:55:in `method_missing'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/railtie.rb:66:in `block (3 levels) in <class:Railtie>'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/railtie.rb:65:in `each'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/railtie.rb:65:in `block (2 levels) in <class:Railtie>'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activesupport-3.2.13/lib/active_support/lazy_load_hooks.rb:36:in `instance_eval'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activesupport-3.2.13/lib/active_support/lazy_load_hooks.rb:36:in `execute_hook'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activesupport-3.2.13/lib/active_support/lazy_load_hooks.rb:43:in `block in run_load_hooks'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activesupport-3.2.13/lib/active_support/lazy_load_hooks.rb:42:in `each'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activesupport-3.2.13/lib/active_support/lazy_load_hooks.rb:42:in `run_load_hooks'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/base.rb:720:in `<top (required)>'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/gems/activerecord-3.2.13/lib/active_record/railties/databases.rake:25:in `block (2 levels) in <top (required)>'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/bin/ruby_noexec_wrapper:14:in `eval'
/Users/kristijonas/.rvm/gems/ruby-1.9.3-p448@fashion/bin/ruby_noexec_wrapper:14:in `<main>'
Tasks: TOP => db:migrate => db:load_config
(See full trace by running task with --trace)
JeffreeBook:llvoo kristijonas$

Como resolver isso? Tudo está bem com a configuração do banco de dados

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