我刚刚将我的website从Rails 3.2升级到Rails 4（我也从Ruby 1.9.3升级到Ruby 2.0.0）。一切都在开发中运行良好，但不在生产中。生产中没有使用任何资产（样式表，javascripts，图像，图标等）。
为什么会这样，我该怎么做才能解决它？
我有预感，它可能与预编译有关。我在运行git命令之前运行了bundle exec rake assets:precompile，它运行正常，所以我不知道问题会是什么。以前，我必须配置一些东西来设置预编译，所以当我升级到Rails 4时可能会更改这些配置。
日志
~/collegeanswerz >> heroku logs --tail
2014-03-06T13:04:31.900540+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:04:31.899300+00:00 app[web.1]: Started GET "/ohio-state/living-environment/housing/lane-avenue" for 66.249.66.163 at 2014-03-06 13:04:31 +0000
2014-03-06T13:04:32.074973+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (168.2ms)
2014-03-06T13:04:32.074973+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (168.2ms)
2014-03-06T13:04:32.187898+00:00 app[web.1]: Completed 200 OK in 287ms (Views: 281.4ms | ActiveRecord: 4.0ms)
2014-03-06T13:04:32.187898+00:00 app[web.1]: Completed 200 OK in 287ms (Views: 281.4ms | ActiveRecord: 4.0ms)
2014-03-06T13:04:32.193694+00:00 heroku[router]: at=info method=GET path=/ohio-state/living-environment/housing/lane-avenue host=www.collegeinsideview.com request_id=367e0d48-437c-4f89-adf1-24c6c6a8ea77 fwd="66.249.66.163" dyno=web.1 connect=1ms service=297ms status=200 bytes=65259
2014-03-06T13:07:02.026465+00:00 heroku[router]: at=info method=GET path=/duquesne-university host=www.collegeinsideview.com request_id=a4f00298-e2d8-4a22-bad8-cc36ee624593 fwd="66.249.66.204" dyno=web.1 connect=1ms service=5ms status=301 bytes=510
2014-03-06T13:07:02.023719+00:00 app[web.1]: Started GET "/duquesne-university" for 66.249.66.204 at 2014-03-06 13:07:02 +0000
2014-03-06T13:07:02.023719+00:00 app[web.1]: Started GET "/duquesne-university" for 66.249.66.204 at 2014-03-06 13:07:02 +0000
2014-03-06T13:08:08.419246+00:00 app[web.1]: Started GET "/pace-university/living-environment/food/hows-the-off-campus-food" for 157.55.32.39 at 2014-03-06 13:08:08 +0000
2014-03-06T13:08:08.419246+00:00 app[web.1]: Started GET "/pace-university/living-environment/food/hows-the-off-campus-food" for 157.55.32.39 at 2014-03-06 13:08:08 +0000
2014-03-06T13:08:08.421032+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:08.421032+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:08.421032+00:00 app[web.1]: Parameters: {"college"=>"pace-university", "section1"=>"living-environment", "section2"=>"food", "question_id"=>"hows-the-off-campus-food"}
2014-03-06T13:08:08.421032+00:00 app[web.1]: Parameters: {"college"=>"pace-university", "section1"=>"living-environment", "section2"=>"food", "question_id"=>"hows-the-off-campus-food"}
2014-03-06T13:08:08.584296+00:00 heroku[router]: at=info method=GET path=/pace-university/living-environment/food/hows-the-off-campus-food host=www.collegeinsideview.com request_id=facdb16f-8330-4cfe-aa63-0265a9691ebd fwd="157.55.32.39" dyno=web.1 connect=0ms service=165ms status=200 bytes=61861
2014-03-06T13:08:08.542268+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (114.8ms)
2014-03-06T13:08:08.542268+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (114.8ms)
2014-03-06T13:08:08.576926+00:00 app[web.1]: Completed 200 OK in 156ms (Views: 150.9ms | ActiveRecord: 4.1ms)
2014-03-06T13:08:09.034264+00:00 app[web.
1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (164.3ms)
2014-03-06T13:08:08.863596+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:08.863596+00:00 app[web.1]: Parameters: {"college"=>"tulane", "section1"=>"living-environment", "section2"=>"food", "question_id"=>"is-there-anything-that-makes-this-program-special"}
2014-03-06T13:08:08.863596+00:00 app[web.1]: Parameters: {"college"=>"tulane", "section1"=>"living-environment", "section2"=>"food", "question_id"=>"is-there-anything-that-makes-this-program-special"}
2014-03-06T13:08:08.863596+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:08.862324+00:00 app[web.1]: Started GET "/tulane/living-environment/food/is-there-anything-that-makes-this-program-special" for 157.55.32.39 at 2014-03-06 13:08:08 +0000
2014-03-06T13:08:09.148944+00:00 app[web.1]: Completed 200 OK in 285ms (Views: 279.2ms | ActiveRecord: 4.2ms)
2014-03-06T13:08:09.148944+00:00 app[web.1]: Completed 200 OK in 285ms (Views: 279.2ms | ActiveRecord: 4.2ms)
2014-03-06T13:08:09.500828+00:00 app[web.1]: Started GET "/university-of-hawaii-manoa/social-life/parties/what-was-your-favorite-class" for 157.55.32.39 at 2014-03-06 13:08:09 +0000
2014-03-06T13:08:09.500828+00:00 app[web.1]: Started GET "/university-of-hawaii-manoa/social-life/parties/what-was-your-favorite-class" for 157.55.32.39 at 2014-03-06 13:08:09 +0000
2014-03-06T13:08:09.711714+00:00 app[web.1]: Completed 200 OK in 209ms (Views: 203.4ms | ActiveRecord: 4.0ms)
2014-03-06T13:08:09.711714+00:00 app[web.1]: Completed 200 OK in 209ms (Views: 203.4ms | ActiveRecord: 4.0ms)
2014-03-06T13:08:09.502100+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:09.502164+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:09.993347+00:00 heroku[router]: at=info method=GET path=/university-of-houston host=www.collegeinsideview.com request_id=fc016acd-36ad-4156-bb58-bce202badc94 fwd="157.55.32.39" dyno=web.1 connect=0ms service=5ms status=301 bytes=514
2014-03-06T13:08:09.991693+00:00 app[web.1]: Started GET "/university-of-houston" for 157.55.32.39 at 2014-03-06 13:08:09 +0000
2014-03-06T13:08:09.991693+00:00 app[web.1]: Started GET "/university-of-houston" for 157.55.32.39 at 2014-03-06 13:08:09 +0000
2014-03-06T13:08:08.576926+00:00 app[web.1]: Completed 200 OK in 156ms (Views: 150.9ms | ActiveRecord: 4.1ms)
2014-03-06T13:08:09.502355+00:00 app[web.1]: Parameters: {"college"=>"university-of-hawaii-manoa", "section1"=>"social-life", "section2"=>"parties", "question_id"=>"what-was-your-favorite-class"}
2014-03-06T13:08:08.862324+00:00 app[web.1]: Started GET "/tulane/living-environment/food/is-there-anything-that-makes-this-program-special" for 157.55.32.39 at 2014-03-06 13:08:08 +0000
2014-03-06T13:08:09.502355+00:00 app[web.1]: Parameters: {"college"=>"university-of-hawaii-manoa", "section1"=>"social-life", "section2"=>"parties", "question_id"=>"what-was-your-favorite-class"}
2014-03-06T13:08:09.626936+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (118.2ms)
2014-03-06T13:08:09.034264+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (164.3ms)
2014-03-06T13:08:09.626936+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (118.2ms)
2014-03-06T13:08:09.715189+00:00 heroku[router]: at=info method=GET path=/university-of-hawaii-manoa/social-life/parties/what-was-your-favorite-class host=www.collegeinsideview.com request_id=1b674464-ad91-42e1-9895-5b852cdfbb0b fwd="157.55.32.39" dyno=web.1 connect=1ms service=218ms status=200 bytes=63771
2014-03-06T13:08:58.846461+00:00 app[web.1]: Started GET "/duquesne-university/academics/professors
/1" for 66.249.66.96 at 2014-03-06 13:08:58 +0000
2014-03-06T13:08:58.846461+00:00 app[web.1]: Started GET "/duquesne-university/academics/professors/1" for 66.249.66.96 at 2014-03-06 13:08:58 +0000
2014-03-06T13:08:58.850683+00:00 app[web.1]: Parameters: {"college"=>"duquesne-university", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:08:58.850622+00:00 app[web.1]: Parameters: {"college"=>"duquesne-university", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:08:58.850579+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:58.850259+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:08:59.274113+00:00 heroku[router]: at=info method=GET path=/duquesne-university/academics/professors/1 host=www.collegeinsideview.com request_id=448834a7-934d-4545-9fc6-e883168c62fc fwd="66.249.66.96" dyno=web.1 connect=6ms service=437ms status=200 bytes=63272
2014-03-06T13:08:59.225228+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (363.5ms)
2014-03-06T13:08:59.225228+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (363.5ms)
2014-03-06T13:08:59.266395+00:00 app[web.1]: Completed 200 OK in 415ms (Views: 405.1ms | ActiveRecord: 3.5ms)
2014-03-06T13:08:59.266395+00:00 app[web.1]: Completed 200 OK in 415ms (Views: 405.1ms | ActiveRecord: 3.5ms)
2014-03-06T13:08:09.152472+00:00 heroku[router]: at=info method=GET path=/tulane/living-environment/food/is-there-anything-that-makes-this-program-special host=www.collegeinsideview.com request_id=3b9480cd-520e-4751-9443-34991fa24d48 fwd="157.55.32.39" dyno=web.1 connect=1ms service=293ms status=200 bytes=62271
2014-03-06T13:10:59.228743+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:10:59.228804+00:00 app[web.1]: Parameters: {"college"=>"carnegie-mellon", "section1"=>"academics", "section2"=>"classes", "question_id"=>"how-often-do-you-desire-to-go-to-class"}
2014-03-06T13:10:59.228743+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:10:59.227703+00:00 app[web.1]: Started GET "/carnegie-mellon/academics/classes/how-often-do-you-desire-to-go-to-class" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.227703+00:00 app[web.1]: Started GET "/carnegie-mellon/academics/classes/how-often-do-you-desire-to-go-to-class" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.228804+00:00 app[web.1]: Parameters: {"college"=>"carnegie-mellon", "section1"=>"academics", "section2"=>"classes", "question_id"=>"how-often-do-you-desire-to-go-to-class"}
2014-03-06T13:10:59.349293+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (114.8ms)
2014-03-06T13:10:59.442981+00:00 app[web.1]: Completed 200 OK in 214ms (Views: 208.8ms | ActiveRecord: 3.8ms)
2014-03-06T13:10:59.442981+00:00 app[web.1]: Completed 200 OK in 214ms (Views: 208.8ms | ActiveRecord: 3.8ms)
2014-03-06T13:10:59.349293+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (114.8ms)
2014-03-06T13:10:59.724234+00:00 app[web.1]: Started GET "/about-college/academics/who-are-the-people-involved-in-teaching-a-class" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.724234+00:00 app[web.1]: Started GET "/about-college/academics/who-are-the-people-involved-in-teaching-a-class" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.725411+00:00 app[web.1]: Processing by StaticPagesController#disqus_about_college as */*
2014-03-06T13:10:59.731561+00:00 app[web.1]: Rendered static_pages/disqus_about_college.html.erb within layouts/application (5.0ms)
2014-03-06T13:10:59.725411+00:00 app[web.1]: Processing by StaticPagesController#disqus_about_college as */*
2014-03-06T13:10:59.725411+00:00 app[web.1]: Parameters: {"section"=>"academics", "question_id"=>"who-are-the-people-involved-in-teaching-a-class"}
2014-03-06T13:10:59.725555+00:00 app[web.1]: Parameters: {"section"=>"academics", "question_id"=>"who-are-the-people-involved-in-teaching-a-class"}
2014-03-06T13:10:59.731561+00:00 app[web.1]: Rendered static_pages/disqus_about_college.html.erb within layouts/application (5.0ms)
2014-03-06T13:10:59.768289+00:00 app[web.1]: Completed 200 OK in 43ms (Views: 41.9ms | ActiveRecord: 0.0ms)
2014-03-06T13:10:59.768289+00:00 app[web.1]: Completed 200 OK in 43ms (Views: 41.9ms | ActiveRecord: 0.0ms)
2014-03-06T13:10:59.911700+00:00 app[web.1]: Started GET "/tulane/social-life/social-atmosphere/1" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.912969+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:10:59.912969+00:00 app[web.1]: Parameters: {"college"=>"tulane", "section1"=>"social-life", "section2"=>"social-atmosphere", "question_id"=>"1"}
2014-03-06T13:10:59.912969+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:10:59.911700+00:00 app[web.1]: Started GET "/tulane/social-life/social-atmosphere/1" for 157.56.229.244 at 2014-03-06 13:10:59 +0000
2014-03-06T13:10:59.912969+00:00 app[web.1]: Parameters: {"college"=>"tulane", "section1"=>"social-life", "section2"=>"social-atmosphere", "question_id"=>"1"}
2014-03-06T13:11:00.155248+00:00 heroku[router]: at=info method=GET path=/tulane/social-life/social-atmosphere/1 host=www.collegeinsideview.com request_id=d74d3358-513a-4370-93fb-c3a7411e29a5 fwd="157.56.229.244" dyno=web.1 connect=1ms service=247ms status=200 bytes=62365
2014-03-06T13:11:00.149861+00:00 app[web.1]: Completed 200 OK in 237ms (Views: 231.2ms | ActiveRecord: 4.0ms)
2014-03-06T13:11:00.115191+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (196.0ms)
2014-03-06T13:11:00.115191+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (196.0ms)
2014-03-06T13:11:00.149861+00:00 app[web.1]: Completed 200 OK in 237ms (Views: 231.2ms | ActiveRecord: 4.0ms)
2014-03-06T13:10:59.450442+00:00 heroku[router]: at=info method=GET path=/carnegie-mellon/academics/classes/how-often-do-you-desire-to-go-to-class host=www.collegeinsideview.com request_id=e4731073-d249-461d-93d1-d455ab7f7ff3 fwd="157.56.229.244" dyno=web.1 connect=0ms service=222ms status=200 bytes=63682
2014-03-06T13:11:38.101230+00:00 app[web.1]: Started GET "/uc-berkeley/living-environment/campus/how-valuable-do-you-think-your-degree-is" for 157.55.32.39 at 2014-03-06 13:11:38 +0000
2014-03-06T13:11:38.101230+00:00 app[web.1]: Started GET "/uc-berkeley/living-environment/campus/how-valuable-do-you-think-your-degree-is" for 157.55.32.39 at 2014-03-06 13:11:38 +0000
2014-03-06T13:11:38.102186+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:11:38.102186+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:11:38.102186+00:00 app[web.1]: Parameters: {"college"=>"uc-berkeley", "section1"=>"living-environment", "section2"=>"campus", "question_id"=>"how-valuable-do-you-think-your-degree-is"}
2014-03-06T13:11:38.302848+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (193.9ms)
2014-03-06T13:11:38.302848+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (193.9ms)
2014-03-06T13:11:38.102186+00:00 app[web.1]: Parameters: {"college"=>"uc-berkeley", "section1"=>"living-environment", "section2"=>"campus", "question_id"=>"how-valuable-do-you-think-your-degree-is"}
2014-03-06T13:11:38.341128+00:00 heroku[router]: at=info method=GET path=/uc-berkeley/living-environment/campus/how-valuable-do-you-think-your-degree-is host=www.collegeinsideview.com request_id=3cd78753-7ffa-453b-a799-37229d49022d fwd="157.55.32.39" dyno=web.1 connect=1ms service=244ms status=200 bytes=63171
2014-03-06T13:11:38.339250+00:00 app[web.1]: Completed 200 OK in 237ms (Views: 230.7ms | ActiveRecord: 4.1ms)
2014-03-06T13:11:38.339250+00:00 app[web.1]: Completed 200 OK in 237ms (Views: 230.7ms | ActiveRecord: 4.1ms)
2014-03-06T13:10:59.771121+00:00 heroku[router]: at=info method=GET path=/about-college/academics/who-are-the-people-involved-in-teaching-a-class host=www.collegeinsideview.com request_id=6e88978c-35e3-4a85-964d-18b8d558a372 fwd="157.56.229.244" dyno=web.1 connect=1ms service=48ms status=200 bytes=30466
2014-03-06T13:13:11.774392+00:00 app[web.1]: Started GET "/indiana-university-of-pennsylvania/social-life/kids/what-are-you-doing-now" for 157.56.229.244 at 2014-03-06 13:13:11 +0000
2014-03-06T13:13:11.774392+00:00 app[web.1]: Started GET "/indiana-university-of-pennsylvania/social-life/kids/what-are-you-doing-now" for 157.56.229.244 at 2014-03-06 13:13:11 +0000
2014-03-06T13:13:11.775821+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:13:11.775821+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:13:11.775987+00:00 app[web.1]: Parameters: {"college"=>"indiana-university-of-pennsylvania", "section1"=>"social-life", "section2"=>"kids", "question_id"=>"what-are-you-doing-now"}
2014-03-06T13:13:11.775987+00:00 app[web.1]: Parameters: {"college"=>"indiana-university-of-pennsylvania", "section1"=>"social-life", "section2"=>"kids", "question_id"=>"what-are-you-doing-now"}
2014-03-06T13:13:11.970827+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (189.5ms)
2014-03-06T13:13:11.970827+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (189.5ms)
2014-03-06T13:13:12.005107+00:00 app[web.1]: Completed 200 OK in 229ms (Views: 224.0ms | ActiveRecord: 3.6ms)
2014-03-06T13:13:12.005107+00:00 app[web.1]: Completed 200 OK in 229ms (Views: 224.0ms | ActiveRecord: 3.6ms)
2014-03-06T13:13:12.286933+00:00 app[web.1]: Started GET "/university-of-hawaii-manoa/academics/difficulty/are-you-well-prepared-for-your-career" for 157.56.229.244 at 2014-03-06 13:13:12 +0000
2014-03-06T13:13:12.286933+00:00 app[web.1]: Started GET "/university-of-hawaii-manoa/academics/difficulty/are-you-well-prepared-for-your-career" for 157.56.229.244 at 2014-03-06 13:13:12 +0000
2014-03-06T13:13:12.288167+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:13:12.288167+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as */*
2014-03-06T13:13:12.288167+00:00 app[web.1]: Parameters: {"college"=>"university-of-hawaii-manoa", "section1"=>"academics", "section2"=>"difficulty", "question_id"=>"are-you-well-prepared-for-your-career"}
2014-03-06T13:13:12.288167+00:00 app[web.1]: Parameters: {"college"=>"university-of-hawaii-manoa", "section1"=>"academics", "section2"=>"difficulty", "question_id"=>"are-you-well-prepared-for-your-career"}
2014-03-06T13:13:12.491630+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (197.0ms)
2014-03-06T13:13:12.491630+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (197.0ms)
2014-03-06T13:13:12.557734+00:00 app[web.1]: Completed 200 OK in 269ms (Views: 263.5ms | ActiveRecord: 3.8ms)
2014-03-06T13:13:12.557734+00:00 app[web.1]: Completed 200 OK in 269ms (Views: 263.5ms | ActiveRecord: 3.8ms)
2014-03-06T13:13:12.562345+00:00 heroku[router]: at=info method=GET path=/university-of-hawaii-manoa/academics/difficulty/are-you-well-prepared-for-your-career host=www.collegeinsideview.com request_id=d1b1bb13-ed95-41f1-ba99-992822e93bc1 fwd="157.56.229.244" dyno=web.1 connect=1ms service=279ms status=200 bytes=63792
2014-03-06T13:13:17.025820+00:00 heroku[router]: at=info method=GET path=/favicon.ico host=www.collegeinsideview.com request_id=54c4da82-30c7-47e5-b4df-f40dc1f9ec07 fwd="194.74.226.190" dyno=web.1 connect=3ms service=10ms status=301 bytes=486
2014-03-06T13:13:17.021316+00:00 app[web.1]: Started GET "/favicon.ico" for 194.74.226.190 at 2014-03-06 13:13:17 +0000
2014-03-06T13:13:17.021316+00:00 app[web.1]: Started GET "/favicon.ico" for 194.74.226.190 at 2014-03-06 13:13:17 +0000
2014-03-06T13:13:18.914396+00:00 heroku[router]: at=info method=GET path=/favicon/academics/professors/1 host=www.collegeinsideview.com request_id=3583fb1d-153f-49cd-add8-58527ee63ce8 fwd="194.74.226.190" dyno=web.1 connect=1ms service=19ms status=500 bytes=919
2014-03-06T13:13:18.900598+00:00 app[web.1]: Started GET "/favicon/academics/professors/1" for 194.74.226.190 at 2014-03-06 13:13:18 +0000
2014-03-06T13:13:18.900598+00:00 app[web.1]: Started GET "/favicon/academics/professors/1" for 194.74.226.190 at 2014-03-06 13:13:18 +0000
2014-03-06T13:13:18.903215+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as HTML
2014-03-06T13:13:18.903215+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as HTML
2014-03-06T13:13:18.903215+00:00 app[web.1]: Parameters: {"college"=>"favicon", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:13:18.903215+00:00 app[web.1]: Parameters: {"college"=>"favicon", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:13:18.909574+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (0.9ms)
2014-03-06T13:13:18.909574+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (0.9ms)
2014-03-06T13:13:18.909816+00:00 app[web.1]: Completed 500 Internal Server Error in 6ms
2014-03-06T13:13:18.909942+00:00 app[web.1]: Completed 500 Internal Server Error in 6ms
2014-03-06T13:13:18.912266+00:00 app[web.1]:
2014-03-06T13:13:18.912266+00:00 app[web.1]: ActionView::Template::Error (undefined method `name' for nil:NilClass):
2014-03-06T13:13:18.912266+00:00 app[web.1]: 1: <% content_for(:title, "#{@college.name} Student Reviews" + " | #{params[:section1]} | #{params[:section2]}".titleize) %>
2014-03-06T13:13:18.912266+00:00 app[web.1]: 2: <% description "#{@question}" %>
2014-03-06T13:13:18.912266+00:00 app[web.1]: 3:
2014-03-06T13:13:18.912266+00:00 app[web.1]: 4: <div id="college_pages_css">
2014-03-06T13:13:18.912266+00:00 app[web.1]: app/views/college_pages/disqus_normal.html.erb:1:in `_app_views_college_pages_disqus_normal_html_erb__3999814205483227852_70309896071260'
2014-03-06T13:13:18.912266+00:00 app[web.1]:
2014-03-06T13:13:18.912266+00:00 app[web.1]:
2014-03-06T13:13:18.912266+00:00 app[web.1]:
2014-03-06T13:13:18.912462+00:00 app[web.1]: ActionView::Template::Error (undefined method `name' for nil:NilClass):
2014-03-06T13:13:18.912462+00:00 app[web.1]: 1: <% content_for(:title, "#{@college.name} Student Reviews" + " | #{params[:section1]} | #{params[:section2]}".titleize) %>
2014-03-06T13:13:18.912462+00:00 app[web.1]: 2: <% description "#{@question}" %>
2014-03-06T13:13:18.912462+00:00 app[web.1]: 3:
2014-03-06T13:13:18.912462+00:00 app[web.1]: 4: <div id="college_pages_css">
2014-03-06T13:13:18.912462+00:00 app[web.1]: app/views/college_pages/disqus_normal.html.erb:1:in `_app_views_college_pages_disqus_normal_html_erb__3999814205483227852_70309896071260'
2014-03-06T13:13:18.912462+00:00 app[web.1]:
2014-03-06T13:13:18.912462+00:00 app[web.1]:
2014-03-06T13:13:19.084944+00:00 heroku[router]: at=info method=GET path=/favicon.ico host=www.collegeinsideview.com request_id=ba33d6a9-5860-4beb-ad0d-dc8c5f485f3c fwd="194.74.226.190" dyno=web.1 connect=10ms service=19ms status=301 bytes=486
2014-03-06T13:13:19.068533+00:00 app[web.1]: Started GET "/favicon.ico" for 194.74.226.190 at 2014-03-06 13:13:19 +0000
2014-03-06T13:13:19.068692+00:00 app[web.1]: Started GET "/favicon.ico" for 194.74.226.190 at 2014-03-06 13:13:19 +0000
2014-03-06T13:13:19.938392+00:00 app[web.1]: Started GET "/favicon/academics/professors/1" for 194.74.226.190 at 2014-03-06 13:13:19 +0000
2014-03-06T13:13:19.938392+00:00 app[web.1]: Started GET "/favicon/academics/professors/1" for 194.74.226.190 at 2014-03-06 13:13:19 +0000
2014-03-06T13:13:19.940462+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as HTML
2014-03-06T13:13:19.940747+00:00 app[web.1]: Processing by CollegePagesController#disqus_normal as HTML
2014-03-06T13:13:19.940958+00:00 app[web.1]: Parameters: {"college"=>"favicon", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:13:19.940958+00:00 app[web.1]: Parameters: {"college"=>"favicon", "section1"=>"academics", "section2"=>"professors", "question_id"=>"1"}
2014-03-06T13:13:19.948014+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (0.8ms)
2014-03-06T13:13:19.948014+00:00 app[web.1]: Rendered college_pages/disqus_normal.html.erb within layouts/application (0.8ms)
2014-03-06T13:13:19.948014+00:00 app[web.1]: Completed 500 Internal Server Error in 7ms
2014-03-06T13:13:19.948014+00:00 app[web.1]: Completed 500 Internal Server Error in 7ms
2014-03-06T13:13:19.950421+00:00 app[web.1]:
2014-03-06T13:13:19.950421+00:00 app[web.1]: ActionView::Template::Error (undefined method `name' for nil:NilClass):
2014-03-06T13:13:19.950421+00:00 app[web.1]: 1: <% content_for(:title, "#{@college.name} Student Reviews" + " | #{params[:section1]} | #{params[:section2]}".titleize) %>
2014-03-06T13:13:19.950421+00:00 app[web.1]: 2: <% description "#{@question}" %>
2014-03-06T13:13:19.950421+00:00 app[web.1]: 3:
2014-03-06T13:13:19.950421+00:00 app[web.1]: 4: <div id="college_pages_css">
2014-03-06T13:13:19.950421+00:00 app[web.1]: app/views/college_pages/disqus_normal.html.erb:1:in `_app_views_college_pages_disqus_normal_html_erb__3999814205483227852_70309896071260'
2014-03-06T13:13:19.950421+00:00 app[web.1]:
2014-03-06T13:13:19.950421+00:00 app[web.1]:
2014-03-06T13:13:19.950421+00:00 app[web.1]:
2014-03-06T13:13:19.950671+00:00 app[web.1]: ActionView::Template::Error (undefined method `name' for nil:NilClass):
2014-03-06T13:13:19.950671+00:00 app[web.1]: 1: <% content_for(:title, "#{@college.name} Student Reviews" + " | #{params[:section1]} | #{params[:section2]}".titleize) %>
2014-03-06T13:13:19.950671+00:00 app[web.1]: 2: <% description "#{@question}" %>
2014-03-06T13:13:19.950671+00:00 app[web.1]: 3:
2014-03-06T13:13:19.950671+00:00 app[web.1]: 4: <div id="college_pages_css">
2014-03-06T13:13:19.950671+00:00 app[web.1]: app/views/college_pages/disqus_normal.html.erb:1:in `_app_views_college_pages_disqus_normal_html_erb__3999814205483227852_70309896071260'
2014-03-06T13:13:19.950671+00:00 app[web.1]:
2014-03-06T13:13:19.950671+00:00 app[web.1]:
答案 0 :(得分：0)
在production.rb上将静态资产设为true
在/ config / environments / production中。设置：
config.cache_classes = true
config.serve_static_assets = true
config.assets.compile = true
config.assets.digest = true