嗨，这是我第一次使用 mongoid + mongoHQ 在 Heroku 上部署应用程序
我设法推送到heroku，但我的应用程序出现错误，我检查了heroku日志，这就是它显示的内容
2012-12-02T05:36:43+00:00 app[web.1]: Processing by HomeController#index as HTML
2012-12-02T05:36:43+00:00 app[web.1]: Rendered home/_store_search.html.erb (1.4ms)
2012-12-02T05:36:43+00:00 app[web.1]: 7:
2012-12-02T05:36:43+00:00 app[web.1]: 9: <div class="store">
2012-12-02T05:36:43+00:00 app[web.1]:
2012-12-02T05:36:43+00:00 app[web.1]:
2012-12-02T05:36:43+00:00 app[web.1]: ActionView::Template::Error (undefined method `[]' for nil:NilClass):
2012-12-02T05:36:43+00:00 app[web.1]: 6: <h4 align="center">Best of Yelp Stores </h4>
2012-12-02T05:36:43+00:00 heroku[router]: at=info method=GET path=/ host=evening-bayou-5137.herokuapp.com fwd=128.54.34.17 dyno=web.1 queue=0 wait=0ms connect=1ms service=332ms status=500 bytes=643
2012-12-02T05:36:43+00:00 app[web.1]: 11:
2012-12-02T05:36:43+00:00 app[web.1]: Rendered home/index.html.erb within layouts/application (102.9ms)
2012-12-02T05:36:43+00:00 app[web.1]: app/views/home/index.html.erb:8:in `sort_by'
2012-12-02T05:36:43+00:00 app[web.1]:
2012-12-02T05:36:43+00:00 app[web.1]: 5:
2012-12-02T05:36:43+00:00 app[web.1]: Completed 500 Internal Server Error in 180ms
2012-12-02T05:36:43+00:00 app[web.1]: 8: <% @stores.sort_by{ |store| store.avg_rating || 0}.reverse.each.with_index do |store, index| %>
2012-12-02T05:36:43+00:00 app[web.1]: 10:
2012-12-02T05:36:43+00:00 app[web.1]: app/views/home/index.html.erb:8:in `_app_views_home_index_html_erb__1734857390086193972_44325160'
2012-12-02T05:36:44+00:00 heroku[router]: at=info method=GET path=/favicon.ico host=evening-bayou-5137.herokuapp.com fwd=128.54.34.17 dyno=web.1 queue=0 wait=0ms connect=0ms service=7ms status=200 bytes=0
2012-12-02T05:41:38+00:00 heroku[api]: Starting process with command `bundle exec rails console` by jsabilla@ucsd.edu
2012-12-02T05:41:45+00:00 heroku[run.9005]: Starting process with command `bundle exec rails console`
2012-12-02T05:41:45+00:00 heroku[run.9005]: Awaiting client
2012-12-02T05:41:45+00:00 heroku[run.9005]: State changed from starting to up
2012-12-02T05:46:25+00:00 heroku[run.9005]: Client connection closed. Sending SIGHUP to all processes
2012-12-02T05:46:26+00:00 heroku[run.9005]: Process exited with status 0
2012-12-02T05:46:26+00:00 heroku[run.9005]: State changed from up to complete
2012-12-02T05:46:35+00:00 heroku[api]: Starting process with command `bundle exec rake db:setup` by jsabilla@ucsd.edu
2012-12-02T05:46:40+00:00 heroku[run.8128]: State changed from starting to up
2012-12-02T05:46:55+00:00 heroku[run.8128]: State changed from up to complete
2012-12-02T05:47:01+00:00 heroku[api]: Starting process with command `bundle exec rake db:setup --trace` by jsabilla@ucsd.edu
2012-12-02T05:47:09+00:00 heroku[run.7343]: Awaiting client
2012-12-02T05:47:09+00:00 heroku[run.7343]: Starting process with command `bundle exec rake db:setup --trace`
2012-12-02T05:47:10+00:00 heroku[run.7343]: State changed from starting to up
2012-12-02T05:47:25+00:00 heroku[run.7343]: Process exited with status 1
2012-12-02T05:47:25+00:00 heroku[run.7343]: State changed from up to complete
最初我认为这是因为我的数据库是空的，我尝试运行：heroku run db:seed 它给了我和未定义的错误 nil 类
在这一点上，任何输入都会有所帮助。感谢您