STACKTRACE

2013-02-27T00:04:39.661249+00:00 f: <local2> l: <info> <...undefined> method `host' for nil:NilClass
        initialize at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/jmongo-1.1.5/lib/jmongo/connection.rb:58
         _from_uri at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/jmongo-1.1.5/lib/jmongo/mongo/connection.rb:41
          from_uri at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/jmongo-1.1.5/lib/jmongo/connection.rb:74
        connection at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/lib/mongo_dbh.rb:14
                db at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/lib/mongo_dbh.rb:19
        collection at /var/cache/jetty/da...
2013-02-27T00:04:39.661437+00:00 f: <local2> l: <info> <...ta/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/lib/mongo_dbh.rb> 29
            (root) at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/config/initializers/mongo_dbh.rb:8
              load at org/jruby/RubyKernel.java:1068
              load at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/config/initializers/mongo_dbh.rb:234
   load_dependency at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/activesupport-3.1.4/lib/active_support/dependencies.rb:225
              load at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/activesupport-3.1.4/lib/active_support/dependencies.rb:234
            Engine at /var/cache/jetty...
2013-02-27T00:04:39.661638+00:00 f: <local2> l: <info> <.../data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/engine.rb> 556
              each at org/jruby/RubyArray.java:1615
            Engine at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/engine.rb:555
     instance_exec at org/jruby/RubyBasicObject.java:1757
               run at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/initializable.rb:30
  run_initializers at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/initializable.rb:55
              each at org/jruby/RubyArray.java:1615
  run_initializers at /var/cache/jetty/data/Jetty_0_0_...
2013-02-27T00:04:39.661927+00:00 f: <local2> l: <info> <...0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/initializable.rb> 54
       initialize! at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/application.rb:96
          __send__ at org/jruby/RubyBasicObject.java:1698
              send at org/jruby/RubyKernel.java:2097
    method_missing at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/gems/gems/railties-3.1.4/lib/rails/railtie/configurable.rb:30
            (root) at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/config/environment.rb:5
           require at org/jruby/RubyKernel.java:1042
  load_environment at /var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar...
2013-02-27T00:04:39.662125+00:00 f: <local2> l: <info> <...__6lxakj/webapp/WEB-INF/config/environment.rb> 177
  load_environment at file:/var/cache/jetty/data/Jetty_0_0_0_0_8080_pantar.war__pantar__6lxakj/webapp/WEB-INF/lib/jruby-rack-1.1.4.jar!/jruby/rack/rails.rb:191
            (root) at <script>:1