アプリを git と heroku に正常にアップロードした後、localhost:3000 を実行すると、アプリが機能しなくなり、メッセージの接続に失敗します。Rails s を実行すると、エラー メッセージが表示されるようになりました
=> WEBrick を起動 => Rails 3.2.12 アプリケーションの開発を開始http://0.0.0.0:3000
=> -d を使用して呼び出してデタッチ => Ctrl-C でサーバーをシャットダウン /usr/local/rvm/gems/ruby-1.9.3-p392/gems を終了/activesupport-3.2.12/lib/active_support/dependencies.rb:469 load': /Users/neilpatel/code/omrails/app/models/user.rb:12: syntax error, unexpected ':' (SyntaxError)
has_many :pins, :dependent => : destroy
^
from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:469:in: /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/ の load_file 内のブロック内active_support/dependencies.rb:639: new_constants_in'
from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:468:in/usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:353:in load_missing_constant からのrequire_or_load'
from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:502:inload_file ' from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:192:in block in const_missing'
from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:190:ineach' from /usr/local/rvm/gems/ruby -1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/dependencies.rb:190:in const_missing'
from /usr/local/rvm/gems/ruby-1.9.3-p392/gems/activesupport-3.2.12/lib/active_support/inflector/methods.rb:230:inblock in co