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Possible Duplicate:
Problem to run comand rake 

yulong@ubuntu:~/depotnew$ rake db:migrate
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/version.rb:4: warning: already initialized constant MAJOR
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/version.rb:5: warning: already initialized constant MINOR
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/version.rb:6: warning: already initialized constant BUILD
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/version.rb:3: warning: already initialized constant NUMBERS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/version.rb:9: warning: already initialized constant VERSION
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake.rb:26: warning: already initialized constant RAKEVERSION
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/early_time.rb:17: warning: already initialized constant EARLY
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/alt_system.rb:32: warning: already initialized constant WINDOWS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/application.rb:28: 
warning: already initialized constant DEFAULT_RAKEFILES
WARNING: Possible conflict with Rake extension: String#ext already exists
WARNING: Possible conflict with Rake extension: String#pathmap already exists
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/task_arguments.rb:73: warning: already initialized constant EMPTY_TASK_ARGS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/invocation_chain.rb:49: warning: already initialized constant EMPTY
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_utils.rb:10: warning: already initialized constant RUBY
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_utils.rb:84: warning: already initialized constant LN_SUPPORTED
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/dsl_definition.rb:143: warning: already initialized constant Commands
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:44: warning: already initialized constant ARRAY_METHODS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:47: warning: already initialized constant MUST_DEFINE
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:51: warning: already initialized constant MUST_NOT_DEFINE
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:55: warning: already initialized constant SPECIAL_RETURN
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:61: warning: already initialized constant DELEGATING_METHODS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:364: warning: already initialized constant DEFAULT_IGNORE_PATTERNS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake/file_list.rb:370: warning: already initialized constant DEFAULT_IGNORE_PROCS
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake.rb:64: warning: already initialized constant FileList
/home/yulong/.rvm/gems/ruby-1.9.2-p290/gems/rake-0.9.2/lib/rake.rb:65: warning: already initialized constant RakeFileUtils
rake aborted!
stack level too deep

After i input:bundle exec bash,it works, why??

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Jack
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  • You should read Yehuda Katz's very informative post, http://yehudakatz.com/2011/05/30/gem-versioning-and-bundler-doing-it-right/ – basicxman Sep 15 '11 at 02:43
  • http://stackoverflow.com/questions/7217674/what-is-this-routing-error-and-rake-routes-error – Dave Newton Sep 15 '11 at 02:49

1 Answers1

4

See my answer on the question “Stack level too deep” running rake db:create:all, it sounds like a similar problem with the same solution.

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mliebelt
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