Ruby on rails 工头未能启动

有人见过这个吗？突然之间，我无法启动foreman并得到这个错误

20:58:18 web.1 | started with pid 23100
20:58:19 web.1 | /Users/me/.rvm/gems/ruby-2.1.1/gems/railties-3.2.11/lib/rails/commands/server.rb:33:in parse!': missing argument: -e (OptionParser::MissingArgument) 
20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/rack-1.4.5/lib/rack/server.rb:283:inparse_options'
20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/rack-1.4.5/lib/rack/server.rb:180:in options' 
20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/railties-3.2.11/lib/rails/commands/server.rb:54:inset_environment'
20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/railties-3.2.11/lib/rails/commands/server.rb:42:in initialize' 20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/railties-3.2.11/lib/rails/commands.rb:50:innew'
20:58:19 web.1 | from /Users/me/.rvm/gems/ruby-2.1.1/gems/railties-3.2.11/lib/rails/commands.rb:50:in <top (required)>' 20:58:19 web.1 | from script/rails:6:inrequire'
20:58:19 web.1 | from script/rails:6:in `'
20:58:19 web.1 | exited with code 1
20:58:19 system | sending SIGTERM to all processes

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不知何故，删除了带有所有环境设置的.env文件。我重新创建文件后，一切都正常了

Rails 3.2.11
ruby 2.1.1p76 (2014-02-24 revision 45161) [x86_64-darwin12.0]
foreman (0.76.0)
thor (0.19.1)
dotenv (1.0.2)