我在 Ruby 2.5 上支持 Rails 4.2.5 应用程序。包和导轨都可以，但是当我运行时rake assets:precompile出现错误。
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/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/core_ext/numeric/conversions.rb:131:in `block (2 levels) in <class:Numeric>'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/subscriber.rb:80:in `join'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/subscriber.rb:80:in `initialize'
/var/lib/gems/2.5.0/gems/activerecord-4.2.5/lib/active_record/log_subscriber.rb:19:in `initialize'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/subscriber.rb:33:in `new'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/subscriber.rb:33:in `attach_to'
/var/lib/gems/2.5.0/gems/activerecord-4.2.5/lib/active_record/log_subscriber.rb:75:in `<top (required)>'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `require'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `block in require'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `require'
/var/lib/gems/2.5.0/gems/activerecord-4.2.5/lib/active_record/railties/controller_runtime.rb:2:in `<top (required)>'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `require'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `block in require'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/lib/gems/2.5.0/gems/activesupport-4.2.5/lib/active_support/dependencies.rb:274:in `require'
/var/lib/gems/2.5.0/gems/activerecord-4.2.5/lib/active_record/railtie.rb:138:in `block in <class:Railtie>'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/initializable.rb:30:in `instance_exec'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/initializable.rb:30:in `run'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/initializable.rb:55:in `block in run_initializers'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/initializable.rb:54:in `run_initializers'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/application.rb:352:in `initialize!'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/railtie.rb:194:in `public_send'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/railtie.rb:194:in `method_missing'
/wealthoz/config/environment.rb:5:in `<top (required)>'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/application.rb:328:in `require'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/application.rb:328:in `require_environment!'
/var/lib/gems/2.5.0/gems/railties-4.2.5/lib/rails/application.rb:457:in `block in run_tasks_blocks'
/var/lib/gems/2.5.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:in `block (2 levels) in define'
Tasks: TOP => environment
(See full trace by running task with --trace)
我不在 ruby 2.5 映像上部署介绍性 docker 容器。