ActionView :: Template :: ErrorWebpacker在/app/public/packs/manifest.json中找不到应用程序

如何解决ActionView :: Template :: ErrorWebpacker在/app/public/packs/manifest.json中找不到应用程序

我已经在网上尝试了许多建议和答案，但是缺少了一些东西。尝试在Heroku上打开我的应用程序（在本地完美运行）时，我始终收到上述错误。我已遵循使用git和heroku cli部署应用程序的标准说明。我已将所有内容推送到heroku，但是在尝试通过html访问我的网站时，我不断收到“对不起，但是出了点问题。”并且控制台显示此错误：

2020-09-22T12:29:49.151911+00:00 heroku[router]: at=info method=GET path="/" host=thawing-retreat-03527.herokuapp.com request_id=eac8d868-4c14-4c1d-be40-0741778518c7 fwd="83.130.59.73" dyno=web.1 connect=0ms service=27ms status=500 bytes=1827 protocol=https
2020-09-22T12:29:49.410973+00:00 heroku[router]: at=info method=GET path="/favicon.ico" host=thawing-retreat-03527.herokuapp.com request_id=3b73846f-7d13-4159-b33b-be26db60b209 fwd="83.130.59.73" dyno=web.1 connect=0ms service=6ms status=200 bytes=143 protocol=https
2020-09-22T12:53:00.330777+00:00 app[web.1]: I,[2020-09-22T12:53:00.330645 #4]  INFO -- : [9d66d3df-99bc-4899-93d2-a203bddc9291] Started GET "/" for 83.130.59.73 at 2020-09-22 12:53:00 +0000
2020-09-22T12:53:00.332093+00:00 app[web.1]: I,[2020-09-22T12:53:00.332025 #4]  INFO -- : [9d66d3df-99bc-4899-93d2-a203bddc9291] Processing by PagesController#about as HTML
2020-09-22T12:53:00.334335+00:00 app[web.1]: I,[2020-09-22T12:53:00.334265 #4]  INFO -- : [9d66d3df-99bc-4899-93d2-a203bddc9291]   Rendering pages/about.html.erb within layouts/application
2020-09-22T12:53:00.335195+00:00 app[web.1]: I,[2020-09-22T12:53:00.335130 #4]  INFO -- : [9d66d3df-99bc-4899-93d2-a203bddc9291]   Rendered pages/about.html.erb within layouts/application (Duration: 0.7ms | Allocations: 141)
2020-09-22T12:53:00.336616+00:00 app[web.1]: I,[2020-09-22T12:53:00.336554 #4]  INFO -- : [9d66d3df-99bc-4899-93d2-a203bddc9291] Completed 500 Internal Server Error in 4ms (Allocations: 839)
2020-09-22T12:53:00.338353+00:00 app[web.1]: F,[2020-09-22T12:53:00.338286 #4] FATAL -- : [9d66d3df-99bc-4899-93d2-a203bddc9291]
2020-09-22T12:53:00.338354+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291] ActionView::Template::Error (Webpacker can't find application in /app/public/packs/manifest.json. Possible causes:
2020-09-22T12:53:00.338357+00:00 app[web.1]: 1. You want to set webpacker.yml value of compile to true for your environment
2020-09-22T12:53:00.338357+00:00 app[web.1]: unless you are using the `webpack -w` or the webpack-dev-server.
2020-09-22T12:53:00.338358+00:00 app[web.1]: 2. webpack has not yet re-run to reflect updates.
2020-09-22T12:53:00.338359+00:00 app[web.1]: 3. You have misconfigured Webpacker's config/webpacker.yml file.
2020-09-22T12:53:00.338359+00:00 app[web.1]: 4. Your webpack configuration is not creating a manifest.
2020-09-22T12:53:00.338360+00:00 app[web.1]: Your manifest contains:
2020-09-22T12:53:00.338361+00:00 app[web.1]: {
2020-09-22T12:53:00.338362+00:00 app[web.1]: }
2020-09-22T12:53:00.338362+00:00 app[web.1]: ):
2020-09-22T12:53:00.338363+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]      6:     <%= csp_meta_tag %>
2020-09-22T12:53:00.338364+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]      7:
2020-09-22T12:53:00.338365+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]      8:     <%= stylesheet_link_tag 'application',media: 'all','data-turbolinks-track': 'reload' %>
2020-09-22T12:53:00.338365+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]      9:     <%= javascript_pack_tag 'application','data-turbolinks-track': 'reload' %>
2020-09-22T12:53:00.338366+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]     10:   </head>
2020-09-22T12:53:00.338366+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]     11:
2020-09-22T12:53:00.338367+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]     12:   <body>
2020-09-22T12:53:00.338367+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291]
2020-09-22T12:53:00.338368+00:00 app[web.1]: [9d66d3df-99bc-4899-93d2-a203bddc9291] app/views/layouts/application.html.erb:9

我认为我在使该应用程序引导友好时出错了。也许我的文件出了点问题。.在这一点上我真的迷路了。

这些是我的文件：

package.json：

{
  "name": "project","private": true,"dependencies": {
    "@rails/actioncable": "^6.0.0","@rails/actiontext": "^6.0.3-2","@rails/activestorage": "^6.0.0","@rails/ujs": "^6.0.0","@rails/webpacker": "4.3.0","bootstrap": "^4.5.2","jquery": "^3.5.1","popper.js": "^1.16.1","trix": "^1.2.0","turbolinks": "^5.2.0","webpack": "^4.0.0"
  },"version": "0.1.0","devDependencies": {
    "webpack-dev-server": "^3.11.0"
  }
}

application.js：

// This file is automatically compiled by Webpack,along with any other files
// present in this directory. You're encouraged to place your actual application logic in
// a relevant structure within app/javascript and only use these pack files to reference
// that code so it'll be compiled.

require("@rails/ujs").start()
require("turbolinks").start()
require("@rails/activestorage").start()
require("channels")

// Uncomment to copy all static images under ../images to the output folder and reference
// them with the image_pack_tag helper in views (e.g <%= image_pack_tag 'rails.png' %>)
// or the `imagePath` JavaScript helper below.
//
// const images = require.context('../images',true)
// const imagePath = (name) => images(name,true)
require("trix")
require("@rails/actiontext")

//= require jquery3
//= require popper
//= require bootstrap
import 'bootstrap'
import '../stylesheets/style'

style.scss：

    @import "bootstrap";

webpacker.yml：

# Note: You must restart bin/webpack-dev-server for changes to take effect

default: &default
  source_path: app/javascript
  source_entry_path: packs
  public_root_path: public
  public_output_path: packs
  cache_path: tmp/cache/webpacker
  check_yarn_integrity: false
  webpack_compile_output: true

  # Additional paths webpack should lookup modules
  # ['app/assets','engine/foo/app/assets']
  resolved_paths: []

  # Reload manifest.json on all requests so we reload latest compiled packs
  cache_manifest: false

  # Extract and emit a css file_
  extract_css: false

  static_assets_extensions:
    - .jpg
    - .jpeg
    - .png
    - .gif
    - .tiff
    - .ico
    - .svg
    - .eot
    - .otf
    - .ttf
    - .woff
    - .woff2

  extensions:
    - .mjs
    - .js
    - .sass
    - .scss
    - .css
    - .module.sass
    - .module.scss
    - .module.css
    - .png
    - .svg
    - .gif
    - .jpeg
    - .jpg

development:
  <<: *default
  compile: true

  # Verifies that correct packages and versions are installed by inspecting package.json,yarn.lock,and node_modules
  check_yarn_integrity: true

  # Reference: https://webpack.js.org/configuration/dev-server/
  dev_server:
    https: false
    host: localhost
    port: 3035
    public: localhost:3035
    hmr: false
    # Inline should be set to true if using HMR
    inline: true
    overlay: true
    compress: true
    disable_host_check: true
    use_local_ip: false
    quiet: false
    pretty: false
    headers:
      'Access-Control-Allow-Origin': '*'
    watch_options:
      ignored: '**/node_modules/**'


test:
  <<: *default
  compile: true

  # Compile test packs to a separate directory
  public_output_path: packs-test

production:
  <<: *default

  # Production depends on precompilation of packs prior to booting for performance.
  compile: false

  # Extract and emit a css file
  extract_css: true

  # Cache manifest.json for performance
  cache_manifest: true

application.html.erb：

// This file is automatically compiled by Webpack,true)
require("trix")
require("@rails/actiontext")

//= require jquery3
//= require popper
//= require bootstrap
import 'bootstrap'
import '../stylesheets/style'

宝石文件：

source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }

ruby '2.7.1'

# Bundle edge Rails instead: gem 'rails',github: 'rails/rails'
gem 'rails','~> 6.0.3','>= 6.0.3.2'
# Use sqlite3 as the database for Active Record
group :development do
   gem 'sqlite3','~> 1.4'
end

group :test,:production do
    gem 'pg'
end
# Use Puma as the app server
gem 'puma','~> 4.1'
# Use SCSS for stylesheets
gem 'sass-rails','>= 6'
# Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
gem 'webpacker','~> 4.0'
# 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','~> 2.7'
# Use Redis adapter to run Action Cable in production
# gem 'redis','~> 4.0'
# Use Active Model has_secure_password
# gem 'bcrypt','~> 3.1.7'

# Use Active Storage variant
 gem 'image_processing','~> 1.2'

#### custom gem area 
gem 'bootstrap','~> 5.0.0.alpha1'
gem 'sprockets-rails',:require => 'sprockets/railtie'
gem 'jquery-rails'

gem 'devise'
gem 'simple_form'
gem 'faker'
gem 'will_paginate'
gem 'validates_timeliness','~> 5.0.0.beta1'
gem 'solargraph',group: :development
gem 'rubocop',group: :development
####


# Reduces boot times through caching; required in config/boot.rb
gem 'bootsnap','>= 1.4.2',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','~> 3.2'
  # 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 web drivers to run system tests with browsers
  gem 'webdrivers'
end

# Windows does not include zoneinfo files,so bundle the tzinfo-data gem
gem 'tzinfo-data',platforms: [:mingw,:mswin,:x64_mingw,:jruby]

Manifest.json：

{
  "application.js": "/packs/js/application-0da4851a98444f0352a0.js","application.js.map": "/packs/js/application-0da4851a98444f0352a0.js.map","entrypoints": {
    "application": {
      "js": [
        "/packs/js/application-0da4851a98444f0352a0.js"
      ],"js.map": [
        "/packs/js/application-0da4851a98444f0352a0.js.map"
      ]
    }
  }
}

ActionView :: Template :: ErrorWebpacker在/app/public/packs/manifest.json中找不到应用程序

如何解决ActionView :: Template :: ErrorWebpacker在/app/public/packs/manifest.json中找不到应用程序

相关推荐