我没有看到任何错误消息。
但是当我运行heroku open时，浏览器显示“我们很抱歉，但出了点问题。”
该应用程序在离线状态下运行良好。
代码 https://github.com/codelearner777/blog
有人能帮帮我吗？budi@Lenovo:~/blog$ heroku create
Creating rocky-badlands-5818... done, stack is cedar-14
https://rocky-badlands-5818.herokuapp.com/ | https://git.heroku.com/rocky-badlands-5818.git
Git remote heroku added
budi@Lenovo:~/blog$ git push heroku master
Counting objects: 139, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (98/98), done.
Writing objects: 100% (139/139), 26.23 KiB | 0 bytes/s, done.
Total 139 (delta 31), reused 139 (delta 31)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Ruby app detected
remote: -----> Compiling Ruby/Rails
remote: -----> Using Ruby version: ruby-2.2.3
remote: -----> Installing dependencies using bundler 1.9.7
remote: Running: bundle install --without development:test --path vendor/bundle --binstubs vendor/bundle/bin -j4 --deployment
remote: Fetching gem metadata from https://rubygems.org/...........
remote: Fetching version metadata from https://rubygems.org/...
remote: Fetching dependency metadata from https://rubygems.org/..
remote: Using rake 10.4.2
remote: Installing minitest 5.8.2
remote: Installing i18n 0.7.0
remote: Installing thread_safe 0.3.5
remote: Installing builder 3.2.2
remote: Installing mini_portile 0.6.2
remote: Installing erubis 2.7.0
remote: Installing rack 1.6.4
remote: Installing mime-types 2.6.2
remote: Installing json 1.8.3
remote: Installing arel 6.0.3
remote: Installing coffee-script-source 1.9.1.1
remote: Installing execjs 2.6.0
remote: Installing thor 0.19.1
remote: Installing multi_json 1.11.2
remote: Using bundler 1.9.7
remote: Installing rails_serve_static_assets 0.0.4
remote: Installing bcrypt 3.1.10
remote: Using rdoc 4.2.0
remote: Installing sass 3.4.19
remote: Installing rails_stdout_logging 0.0.4
remote: Installing tzinfo 1.2.2
remote: Installing tilt 2.0.1
remote: Installing rack-test 0.6.3
remote: Installing sprockets 3.4.0
remote: Installing mail 2.6.3
remote: Installing coffee-script 2.4.1
remote: Installing uglifier 2.7.2
remote: Installing sdoc 0.4.1
remote: Installing rails_12factor 0.0.3
remote: Installing activesupport 4.2.4
remote: Installing rails-deprecated_sanitizer 1.0.3
remote: Installing globalid 0.3.6
remote: Installing activemodel 4.2.4
remote: Installing jbuilder 2.3.2
remote: Installing activejob 4.2.4
remote: Installing activerecord 4.2.4
remote: Installing pg 0.18.3
remote: Installing nokogiri 1.6.6.2
remote: Installing loofah 2.0.3
remote: Installing rails-dom-testing 1.0.7
remote: Installing rails-html-sanitizer 1.0.2
remote: Installing actionview 4.2.4
remote: Installing actionpack 4.2.4
remote: Installing actionmailer 4.2.4
remote: Installing sprockets-rails 2.3.3
remote: Installing railties 4.2.4
remote: Installing coffee-rails 4.1.0
remote: Installing jquery-rails 4.0.5
remote: Installing rails 4.2.4
remote: Installing sass-rails 5.0.4
remote: Installing turbolinks 2.5.3
remote: Bundle complete! 15 Gemfile dependencies, 52 gems now installed.
remote: Gems in the groups development and test were not installed.
remote: Bundled gems are installed into ./vendor/bundle.
remote: Bundle completed (25.95s)
remote: Cleaning up the bundler cache.
remote: -----> Preparing app for Rails asset pipeline
remote: Running: rake assets:precompile
remote: I, [2015-11-06T07:11:59.545861 #1061] INFO -- : Writing /tmp/build_3696c7b0356812fdd8d08d263aa37657/public/assets/application-51bf096d402cefc1025d96872785d4cf537dbf0073f5dba9572ac26b890c09ae.js
remote: I, [2015-11-06T07:11:59.560330 #1061] INFO -- : Writing /tmp/build_3696c7b0356812fdd8d08d263aa37657/public/assets/application-e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855.css
remote: Asset precompilation completed (3.72s)
remote: Cleaning assets
remote: Running: rake assets:clean
remote:
remote: ###### WARNING:
remote: No Procfile detected, using the default web server (webrick)
remote: https://devcenter.heroku.com/articles/ruby-default-web-server
remote:
remote: -----> Discovering process types
remote: Procfile declares types -> (none)
remote: Default types for Ruby -> console, rake, web, worker
remote:
remote: -----> Compressing... done, 30.0MB
remote: -----> Launching... done, v5
remote: https://rocky-badlands-5818.herokuapp.com/ deployed to Heroku
remote:
remote: Verifying deploy... done.
To https://git.heroku.com/rocky-badlands-5818.git
* [new branch] master -> master
budi@Lenovo:~/blog$ heroku open
Opening rocky-badlands-5818... done
(process:16901): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
答案 0 :(得分：2)
看来，您的应用程序使用数据库。创建herokuapp数据库之后还没有准备好 - 你必须“告诉它”使用你的迁移文件。
要在终端运行heroku run rake db:migrate