我正在尝试将Rails应用程序发布到Heroku，并且不断出现此错误
Heroku不支持检测到的sqlite3宝石
但是，gem "sqlite3"既不在我的Gemfile中，也不在我的Gemlike.lock中作为依赖项。我在做什么错了？
我已经用数据库凭据更新了database.yml并运行了bundle install。
source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }
ruby '2.6.2'
# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '~> 5.2.3'
# Use sqlite3 as the database for Active Record
gem 'pg'
# Use Puma as the app server
gem 'puma', '~> 3.11'
# Use SCSS for stylesheets
gem 'sass-rails', '~> 5.0'
# Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'
# See https://github.com/rails/execjs#readme for more supported runtimes
# gem 'mini_racer', platforms: :ruby
# Use CoffeeScript for .coffee assets and views
gem 'coffee-rails', '~> 4.2'
# Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
gem 'turbolinks', '~> 5'
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 2.5'
# Use Redis adapter to run Action Cable in production
# gem 'redis', '~> 4.0'
# Use ActiveModel has_secure_password
# gem 'bcrypt', '~> 3.1.7'
# Use ActiveStorage variant
# gem 'mini_magick', '~> 4.8'
# Use Capistrano for deployment
# gem 'capistrano-rails', group: :development
# Reduces boot times through caching; required in config/boot.rb
gem 'bootsnap', '>= 1.1.0', require: false
group :development, :test do
# Call 'byebug' anywhere in the code to stop execution and get a debugger console
gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
end
group :development do
# Access an interactive console on exception pages or by calling 'console' anywhere in the code.
gem 'web-console', '>= 3.3.0'
gem 'listen', '>= 3.0.5', '< 3.2'
# Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
gem 'spring'
gem 'spring-watcher-listen', '~> 2.0.0'
end
group :test do
# Adds support for Capybara system testing and selenium driver
gem 'capybara', '>= 2.15'
gem 'selenium-webdriver'
# Easy installation and use of chromedriver to run system tests with Chrome
gem 'chromedriver-helper'
end
# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
GEM
remote: https://rubygems.org/
specs:
actioncable (5.2.3)
actionpack (= 5.2.3)
nio4r (~> 2.0)
websocket-driver (>= 0.6.1)
actionmailer (5.2.3)
actionpack (= 5.2.3)
actionview (= 5.2.3)
activejob (= 5.2.3)
mail (~> 2.5, >= 2.5.4)
rails-dom-testing (~> 2.0)
actionpack (5.2.3)
actionview (= 5.2.3)
activesupport (= 5.2.3)
rack (~> 2.0)
rack-test (>= 0.6.3)
rails-dom-testing (~> 2.0)
rails-html-sanitizer (~> 1.0, >= 1.0.2)
actionview (5.2.3)
activesupport (= 5.2.3)
builder (~> 3.1)
erubi (~> 1.4)
rails-dom-testing (~> 2.0)
rails-html-sanitizer (~> 1.0, >= 1.0.3)
activejob (5.2.3)
activesupport (= 5.2.3)
globalid (>= 0.3.6)
activemodel (5.2.3)
activesupport (= 5.2.3)
activerecord (5.2.3)
activemodel (= 5.2.3)
activesupport (= 5.2.3)
arel (>= 9.0)
activestorage (5.2.3)
actionpack (= 5.2.3)
activerecord (= 5.2.3)
marcel (~> 0.3.1)
activesupport (5.2.3)
concurrent-ruby (~> 1.0, >= 1.0.2)
i18n (>= 0.7, < 2)
minitest (~> 5.1)
tzinfo (~> 1.1)
addressable (2.6.0)
public_suffix (>= 2.0.2, < 4.0)
archive-zip (0.12.0)
io-like (~> 0.3.0)
arel (9.0.0)
bindex (0.7.0)
bootsnap (1.4.4)
msgpack (~> 1.0)
builder (3.2.3)
byebug (11.0.1)
capybara (3.18.0)
addressable
mini_mime (>= 0.1.3)
nokogiri (~> 1.8)
rack (>= 1.6.0)
rack-test (>= 0.6.3)
regexp_parser (~> 1.2)
xpath (~> 3.2)
childprocess (1.0.1)
rake (< 13.0)
chromedriver-helper (2.1.1)
archive-zip (~> 0.10)
nokogiri (~> 1.8)
coffee-rails (4.2.2)
coffee-script (>= 2.2.0)
railties (>= 4.0.0)
coffee-script (2.4.1)
coffee-script-source
execjs
coffee-script-source (1.12.2)
concurrent-ruby (1.1.5)
crass (1.0.4)
erubi (1.8.0)
execjs (2.7.0)
ffi (1.10.0)
globalid (0.4.2)
activesupport (>= 4.2.0)
i18n (1.6.0)
concurrent-ruby (~> 1.0)
io-like (0.3.0)
jbuilder (2.8.0)
activesupport (>= 4.2.0)
multi_json (>= 1.2)
listen (3.1.5)
rb-fsevent (~> 0.9, >= 0.9.4)
rb-inotify (~> 0.9, >= 0.9.7)
ruby_dep (~> 1.2)
loofah (2.2.3)
crass (~> 1.0.2)
nokogiri (>= 1.5.9)
mail (2.7.1)
mini_mime (>= 0.1.1)
marcel (0.3.3)
mimemagic (~> 0.3.2)
method_source (0.9.2)
mimemagic (0.3.3)
mini_mime (1.0.1)
mini_portile2 (2.4.0)
minitest (5.11.3)
msgpack (1.2.10)
multi_json (1.13.1)
nio4r (2.3.1)
nokogiri (1.10.3)
mini_portile2 (~> 2.4.0)
pg (1.1.4)
public_suffix (3.0.3)
puma (3.12.1)
rack (2.0.7)
rack-test (1.1.0)
rack (>= 1.0, < 3)
rails (5.2.3)
actioncable (= 5.2.3)
actionmailer (= 5.2.3)
actionpack (= 5.2.3)
actionview (= 5.2.3)
activejob (= 5.2.3)
activemodel (= 5.2.3)
activerecord (= 5.2.3)
activestorage (= 5.2.3)
activesupport (= 5.2.3)
bundler (>= 1.3.0)
railties (= 5.2.3)
sprockets-rails (>= 2.0.0)
rails-dom-testing (2.0.3)
activesupport (>= 4.2.0)
nokogiri (>= 1.6)
rails-html-sanitizer (1.0.4)
loofah (~> 2.2, >= 2.2.2)
railties (5.2.3)
actionpack (= 5.2.3)
activesupport (= 5.2.3)
method_source
rake (>= 0.8.7)
thor (>= 0.19.0, < 2.0)
rake (12.3.2)
rb-fsevent (0.10.3)
rb-inotify (0.10.0)
ffi (~> 1.0)
regexp_parser (1.4.0)
ruby_dep (1.5.0)
rubyzip (1.2.2)
sass (3.7.4)
sass-listen (~> 4.0.0)
sass-listen (4.0.0)
rb-fsevent (~> 0.9, >= 0.9.4)
rb-inotify (~> 0.9, >= 0.9.7)
sass-rails (5.0.7)
railties (>= 4.0.0, < 6)
sass (~> 3.1)
sprockets (>= 2.8, < 4.0)
sprockets-rails (>= 2.0, < 4.0)
tilt (>= 1.1, < 3)
selenium-webdriver (3.142.0)
childprocess (>= 0.5, < 2.0)
rubyzip (~> 1.2, >= 1.2.2)
spring (2.0.2)
activesupport (>= 4.2)
spring-watcher-listen (2.0.1)
listen (>= 2.7, < 4.0)
spring (>= 1.2, < 3.0)
sprockets (3.7.2)
concurrent-ruby (~> 1.0)
rack (> 1, < 3)
sprockets-rails (3.2.1)
actionpack (>= 4.0)
activesupport (>= 4.0)
sprockets (>= 3.0.0)
thor (0.20.3)
thread_safe (0.3.6)
tilt (2.0.9)
turbolinks (5.2.0)
turbolinks-source (~> 5.2)
turbolinks-source (5.2.0)
tzinfo (1.2.5)
thread_safe (~> 0.1)
uglifier (4.1.20)
execjs (>= 0.3.0, < 3)
web-console (3.7.0)
actionview (>= 5.0)
activemodel (>= 5.0)
bindex (>= 0.4.0)
railties (>= 5.0)
websocket-driver (0.7.0)
websocket-extensions (>= 0.1.0)
websocket-extensions (0.1.3)
xpath (3.2.0)
nokogiri (~> 1.8)
PLATFORMS
ruby
DEPENDENCIES
bootsnap (>= 1.1.0)
byebug
capybara (>= 2.15)
chromedriver-helper
coffee-rails (~> 4.2)
jbuilder (~> 2.5)
listen (>= 3.0.5, < 3.2)
pg
puma (~> 3.11)
rails (~> 5.2.3)
sass-rails (~> 5.0)
selenium-webdriver
spring
spring-watcher-listen (~> 2.0.0)
turbolinks (~> 5)
tzinfo-data
uglifier (>= 1.3.0)
web-console (>= 3.3.0)
RUBY VERSION
ruby 2.6.2p47
BUNDLED WITH
2.0.1
答案 0 :(得分：0)
只是一个猜测-尝试从Gemfile的注释中删除sqlite3，Heroku可能只是通过字符串匹配来检查它，而没有实际运行。