没有rails命令将运行。

Question

我正在尝试学习rails，在过去几周没有使用过它，但是今天当我尝试运行任何rails命令时，比如- 'rails -v‘- 'script/server’

我没有重新安装红宝石，但是我不知道在一个全新的Macbook Pro上会有什么问题

杰里米-格罗斯-MacBook：~杰里米$ rails -v

/Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `merge': can't convert String into Hash (TypeError)
 from /Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `initialize'
 from /Library/Ruby/Site/1.8/rubygems.rb:384:in `new'
 from /Library/Ruby/Site/1.8/rubygems.rb:384:in `configuration'
 from /Library/Ruby/Site/1.8/rubygems.rb:634:in `path'
 from /Library/Ruby/Site/1.8/rubygems/source_index.rb:68:in `installed_spec_directories'
 from /Library/Ruby/Site/1.8/rubygems/source_index.rb:58:in `from_installed_gems'
 from /Library/Ruby/Site/1.8/rubygems.rb:881:in `source_index'
 from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:81:in `init_gemspecs'
 from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:13:in `initialize'
 from /Library/Ruby/Site/1.8/rubygems.rb:839:in `new'
 from /Library/Ruby/Site/1.8/rubygems.rb:839:in `searcher'
 from /Library/Ruby/Site/1.8/rubygems.rb:838:in `synchronize'
 from /Library/Ruby/Site/1.8/rubygems.rb:838:in `searcher'
 from /Library/Ruby/Site/1.8/rubygems.rb:478:in `find_files'
 from /Library/Ruby/Site/1.8/rubygems.rb:1103
 from /usr/bin/rails:9:in `require'
 from /usr/bin/rails:9

更新：

红宝石在哪里: /usr/bin/ruby

ruby -v :Ruby1.8.7(2009-06-12patchlevel 174) i 686-darwin10.3.0

创业板在哪里: /usr/bin/gem

gem -v：

/Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `merge': can't convert String into Hash (TypeError)
    from /Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `initialize'
    from /Library/Ruby/Site/1.8/rubygems.rb:384:in `new'
    from /Library/Ruby/Site/1.8/rubygems.rb:384:in `configuration'
    from /Library/Ruby/Site/1.8/rubygems.rb:634:in `path'
    from /Library/Ruby/Site/1.8/rubygems/source_index.rb:68:in `installed_spec_directories'
    from /Library/Ruby/Site/1.8/rubygems/source_index.rb:58:in `from_installed_gems'
    from /Library/Ruby/Site/1.8/rubygems.rb:881:in `source_index'
    from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:81:in `init_gemspecs'
    from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:13:in `initialize'
    from /Library/Ruby/Site/1.8/rubygems.rb:839:in `new'
    from /Library/Ruby/Site/1.8/rubygems.rb:839:in `searcher'
    from /Library/Ruby/Site/1.8/rubygems.rb:838:in `synchronize'
    from /Library/Ruby/Site/1.8/rubygems.rb:838:in `searcher'
    from /Library/Ruby/Site/1.8/rubygems.rb:478:in `find_files'
    from /Library/Ruby/Site/1.8/rubygems.rb:1103
    from /usr/bin/gem:8:in `require'
    from /usr/bin/gem:8

gem list :

/Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `merge': can't convert String into Hash (TypeError)
    from /Library/Ruby/Site/1.8/rubygems/config_file.rb:172:in `initialize'
    from /Library/Ruby/Site/1.8/rubygems.rb:384:in `new'
    from /Library/Ruby/Site/1.8/rubygems.rb:384:in `configuration'
    from /Library/Ruby/Site/1.8/rubygems.rb:634:in `path'
    from /Library/Ruby/Site/1.8/rubygems/source_index.rb:68:in `installed_spec_directories'
    from /Library/Ruby/Site/1.8/rubygems/source_index.rb:58:in `from_installed_gems'
    from /Library/Ruby/Site/1.8/rubygems.rb:881:in `source_index'
    from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:81:in `init_gemspecs'
    from /Library/Ruby/Site/1.8/rubygems/gem_path_searcher.rb:13:in `initialize'
    from /Library/Ruby/Site/1.8/rubygems.rb:839:in `new'
    from /Library/Ruby/Site/1.8/rubygems.rb:839:in `searcher'
    from /Library/Ruby/Site/1.8/rubygems.rb:838:in `synchronize'
    from /Library/Ruby/Site/1.8/rubygems.rb:838:in `searcher'
    from /Library/Ruby/Site/1.8/rubygems.rb:478:in `find_files'
    from /Library/Ruby/Site/1.8/rubygems.rb:1103
    from /usr/bin/gem:8:in `require'
    from /usr/bin/gem:8

`

哪里是rails : /usr/bin/rails

Answer 1

看来你的吉拉克文件可能坏了。您只需删除该文件(或最好将其移开)并查看内容。它应该是每行key: value的形式，或者是key:，后面是缩进行。