Ruby on rails 升级rails/可重新加载

Ruby on rails 升级rails/可重新加载,ruby-on-rails,upgrade,reloadable,Ruby On Rails,Upgrade,Reloadable,我尝试升级rails,以便在Heroku中部署一个旧的RoR应用程序, 不幸的是,我遇到了一些错误,我不知道如何解决这个问题。我的模型中的包含可重新加载的似乎不再有效: /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:105:in `const_missing': uninitialized constant Artist::Reloadable (NameError

我尝试升级rails,以便在Heroku中部署一个旧的RoR应用程序, 不幸的是,我遇到了一些错误,我不知道如何解决这个问题。我的模型中的
包含可重新加载的
似乎不再有效:

/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:105:in `const_missing': uninitialized constant Artist::Reloadable (NameError)
    from /disk1/home/slugs/123146_6bfd10b_0628/mnt/app/models/artist.rb:2
    from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
    from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
    from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:158:in `require'
    from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:265:in `require_or_load'
    from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:224:in `depend_on'
    from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/dependencies.rb:136:in `require_dependency'
    from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/initializer.rb:414:in `load_application_classes'
     ... 23 levels...

我以前的安装使用的是RAILS\u GEM\u VERSION='1.1.2'。

重新加载已被弃用很久了。看看这个:


您正在寻找的功能现在可能会自动内置到rails中。

重新加载已被弃用很长时间。看看这个:


您正在寻找的功能现在可能会自动内置到rails中。

您是否尝试过删除包含可重新加载的
功能