尝试使用生产模式运行 rake 资产预编译，如下所示。
rake assets:precompile
它适用于 ubuntu 14.04(32 位(和 16.06(32 位(。但是在 aws ec16.04(64 位(上出现加载错误2。
这是我的完整堆栈跟踪：
rake aborted! LoadError: incompatible library version -
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/nokogiri-1.8.2/lib/nokogiri/nokogiri.so
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/nokogiri-1.8.2/lib/nokogiri.rb:32:in
`rescue in <top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/nokogiri-1.8.2/lib/nokogiri.rb:28:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/loofah-2.2.2/lib/loofah.rb:3:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/rails-html-sanitizer-1.0.4/lib/rails-html-sanitizer.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers/sanitize_helper.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:58:in
`<module:Helpers>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:4:in
`<module:ActionView>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:3:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/base.rb:5:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity/utility/view_helpers.rb:25:in
`<module:PublicActivity>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity/utility/view_helpers.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity.rb:68:in
`<top (required)>'
/home/ubuntu/learnmusicco/config/application.rb:7:in `<top
(required)>' /home/ubuntu/learnmusicco/Rakefile:4:in `<top
(required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/rake-12.3.1/exe/rake:27:in
`<top (required)>'
Caused by: LoadError: cannot load such file -- nokogiri/2.3/nokogiri
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/nokogiri-1.8.2/lib/nokogiri.rb:30:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/loofah-2.2.2/lib/loofah.rb:3:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/rails-html-sanitizer-1.0.4/lib/rails-html-sanitizer.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers/sanitize_helper.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:58:in
`<module:Helpers>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:4:in
`<module:ActionView>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/helpers.rb:3:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/actionview-5.0.1/lib/action_view/base.rb:5:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity/utility/view_helpers.rb:25:in
`<module:PublicActivity>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity/utility/view_helpers.rb:2:in
`<top (required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`block in require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:259:in
`load_dependency'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/activesupport-5.0.1/lib/active_support/dependencies.rb:293:in
`require'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/public_activity-1.5.0/lib/public_activity.rb:68:in
`<top (required)>'
/home/ubuntu/learnmusicco/config/application.rb:7:in `<top
(required)>' /home/ubuntu/learnmusicco/Rakefile:4:in `<top
(required)>'
/home/ubuntu/.rvm/gems/ruby-2.3.1@lm5/gems/rake-12.3.1/exe/rake:27:in
`<top (required)>'
您可以尝试运行gem pristine --all以自动卸载并重新安装当前环境中所有已安装的 gem。这可能会解决您的问题。
如果这不起作用，请尝试运行rm -rf `rvm gemdir`/bundler/gems强行移除所有宝石，然后尝试另一种bundle install。