2
4

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?

More than 3 years have passed since last update.

Webpacker::Manifest::MissingEntryError in Devise::Sessions#newというエラーが出た時の解決法

Posted at

#開発環境
・Rails 6.0.3.1
・Ruby 2.6.6

#エラー時の状況

$ rails s

コマンドを実行してlocalost3000にアクセスすると、

【エラー内容】


Webpacker::Manifest::MissingEntryError in Devise::Sessions#new
Showing /Users/XXXX_XXXX/Desktop/XXX_XXX_XXX/app/views/layouts/application.html.erb where line #9 raised:

Webpacker can't find application in /Users/XXXX_XXXX/Desktop/XXX_XXX_XXX/public/packs/manifest.json. Possible causes:
1. You want to set webpacker.yml value of compile to true for your environment
   unless you are using the `webpack -w` or the webpack-dev-server.
2. webpack has not yet re-run to reflect updates.
3. You have misconfigured Webpacker's config/webpacker.yml file.
4. Your webpack configuration is not creating a manifest.
Your manifest contains:

というエラーが出た。

該当部分は

application.html.erb

<%= javascript_pack_tag 'application', 'data-turbolinks-track': 'reload' %>

と書いてある。

#解決方法

$ bundle exec rails webpacker:install

を実行したらエラーが解決できた。

2
4
0

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
2
4

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?