Rails 4.0 安装错误-要求:无法加载此类文件--active_support (LoadError) [英] Rails 4.0 install error -require: cannot load such file -- active_support (LoadError)
问题描述
我安装了新的 Ruby (2.0) 和 Rails 4.0,当我执行Rails new test_app"时,我得到以下信息.有人遇到过这种情况吗?
I installed the new Ruby (2.0) and Rails 4.0 and when i do "Rails new test_app" i get the following. Anybody run into this?
[devuser@devbox ~]$ rails new test_app
[devuser@devbox ~]$ rails new test_app
/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in require': cannot load such >file -- active_support (LoadError)来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require'来自/usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/generators.rb:4:in >
require'来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in require'来自/usr/local/lib/ruby/gems/2.0.0/gems/railties->4.0.0.beta1/lib/rails/commands/application.rb:28:in
'来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in require'来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require'来自/usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/cli.rb:15:in <top >(required)>'来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require'来自/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in require'来自/usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/bin/rails:7:in
'从/usr/local/bin/rails:23:in load'来自/usr/local/bin/rails:23:in
'
/usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require': cannot load such >file -- active_support (LoadError) from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require' from /usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/generators.rb:4:in ><top (required)>' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:inrequire' from /usr/local/lib/ruby/gems/2.0.0/gems/railties->4.0.0.beta1/lib/rails/commands/application.rb:28:in
' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:inrequire' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require' from /usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/cli.rb:15:in<top >(required)>' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in
require' from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:inrequire' from /usr/local/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/bin/rails:7:in
' from /usr/local/bin/rails:23:inload' from /usr/local/bin/rails:23:in
'
推荐答案
我的问题与权限有关.不知何故,其他"用户需要 rx 权限.我执行了以下操作,现在可以使用了:
My problem was permission related. Somehow, the "other" user needs rx permissions. I did the following and it works now:
sudo chmod -R o+rx/usr/local/lib/ruby/gems/2.0.0/gems/
sudo chmod -R o+rx /usr/local/lib/ruby/gems/2.0.0/gems/
如果您无法加载此类文件及其指向 require 语句,请检查您对/gems 文件夹和 underneat 文件夹的权限.
If you getting cannot load such file and its pointing to require statement, check your permissions for /gems folder and folders underneat.
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