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トップに関する質問Rails 構築済みの環境のダウングレードは可能でしょうか？

編集履歴

質問編集履歴

4

自分なりの調査追加

2021/01/21 06:48

投稿

ruizu
ruizu

スコア35

test CHANGED
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test CHANGED
@@ -67,3 +67,11 @@
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  ActiveRecord::NotNullViolation (PG::NotNullViolation: ERROR: null value in column "service_name" violates not-null constraint
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  ```
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+
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+ このエラーを`ActiveRecord`の`service_name`カラムの`default`を`google`にすることで回避しました。（かなり無理矢理エラーを逃れています。）
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+
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+ ```
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+
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+ t.string :service_name, null: false, default: "google"
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+
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+ ```

3

問題追加修正

2021/01/21 06:48

投稿

ruizu
ruizu

スコア35

test CHANGED
File without changes
test CHANGED
@@ -20,9 +20,15 @@
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  想像で色々書き換えて見た結果バージョンを下げられている風まで辿り着きました。
22
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23
- しかし、道中以下のエラーが発生したため、エラー部分に該当する部分をコメントアウトしています。
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+
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+ 道中以下のエラーが発生したため、エラー部分に該当する部分をコメントアウトしています。
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+
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- 実際にこれをコメントアウトすることによってどのような問題が裏で発生しているのかも教えていただけると嬉しいです。(Rack、config.ruとはというサイトを読みましたがrackが何者なのかも理解できませんでした。)
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+ すると、`service_name`が取得されず、ActiveRecordが正常に動かなくなりました。
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+
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+ 何が起こっているのかわからずに進んでいるためにご教授お願いしたいです。
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+
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+
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  ```
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@@ -51,3 +57,13 @@
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  ```
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+
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+
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+
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+ 上記で立ち上がったものの、コメントアウトの弊害で以下のエラー
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+
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+ ```
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+
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+ ActiveRecord::NotNullViolation (PG::NotNullViolation: ERROR: null value in column "service_name" violates not-null constraint
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+
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+ ```

2

質問の改善

2021/01/20 16:16

投稿

ruizu
ruizu

スコア35

test CHANGED
File without changes
test CHANGED
@@ -16,181 +16,37 @@
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- ### エラー
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+ ### 自分なりの進捗
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21
- 想像で色々書き換えて見た結果発生しているエラーが以下です。一瞬立ち上がりますが、その後落ちます。
21
+ 想像で色々書き換えて見た結果バージョンを下げられている風まで辿り着きました。
22
22
 
23
+ しかし、道中以下のエラーが発生したため、エラー部分に該当する部分をコメントアウトしています。
23
24
 
25
+ 実際にこれをコメントアウトすることによってどのような問題が裏で発生しているのかも教えていただけると嬉しいです。(Rack、config.ruとはというサイトを読みましたがrackが何者なのかも理解できませんでした。)
24
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25
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  ```
26
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27
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  config.ru:6:in `block in <main>': undefined method `load_server' for #<Myapp::Application:0x000056025ff3d8a8> (NoMethodError)
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+ Did you mean? load_seed
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+ ```
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- Did you mean? load_seed
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+ ↓`config.ru`
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+
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+ ```
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+
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+ # This file is used by Rack-based servers to start the application.
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:116:in `eval'
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+ require_relative "config/environment"
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:116:in `new_from_string'
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+ run Rails.application
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-
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-
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:105:in `load_file'
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-
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-
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-
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:66:in `parse_file'
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-
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-
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-
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:349:in `build_app_and_options_from_config'
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-
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-
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-
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:249:in `app'
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-
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-
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-
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- from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:422:in `wrapped_app'
60
-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:77:in `log_to_stdout'
64
-
65
-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:37:in `start'
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-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:147:in `block in perform'
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-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:138:in `tap'
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-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:138:in `perform'
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-
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-
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-
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- from /usr/local/bundle/gems/thor-1.0.1/lib/thor/command.rb:27:in `run'
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-
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-
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-
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- from /usr/local/bundle/gems/thor-1.0.1/lib/thor/invocation.rb:127:in `invoke_command'
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-
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-
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-
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- from /usr/local/bundle/gems/thor-1.0.1/lib/thor.rb:392:in `dispatch'
92
-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/command/base.rb:69:in `perform'
96
-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/command.rb:46:in `invoke'
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-
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-
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-
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- from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands.rb:18:in `<main>'
104
-
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-
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-
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- from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `require'
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-
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-
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-
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- from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `block in require_with_bootsnap_lfi'
112
-
113
-
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-
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- from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register'
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-
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-
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-
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- from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require_with_bootsnap_lfi'
120
-
121
-
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-
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- from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:31:in `require'
124
-
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-
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-
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- from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:324:in `block in require'
128
-
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-
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-
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- from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:291:in `load_dependency'
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-
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-
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-
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- from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:324:in `require'
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-
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-
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-
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- from /myapp/bin/rails:5:in `<top (required)>'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/rails.rb:28:in `load'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/rails.rb:28:in `call'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/command.rb:7:in `call'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client.rb:30:in `run'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/bin/spring:49:in `<top (required)>'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `load'
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-
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-
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-
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- from /usr/local/bundle/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `<top (required)>'
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-
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-
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-
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- from /myapp/bin/spring:10:in `require'
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-
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-
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-
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- from /myapp/bin/spring:10:in `block in <top (required)>'
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-
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-
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-
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- from /myapp/bin/spring:7:in `tap'
49
+ # Rails.application.load_server #ここをコメントアウトしました
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-
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-
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-
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- from /myapp/bin/spring:7:in `<top (required)>'
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-
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-
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-
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- from bin/rails:2:in `load'
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-
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-
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-
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- from bin/rails:2:in `<main>'
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-
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-
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1

情報追加

2021/01/20 15:43

投稿

ruizu
ruizu

スコア35

test CHANGED
File without changes
test CHANGED
@@ -9,3 +9,189 @@
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  具体的に、現在最新の `6.1.1`で簡単なアプリを作り始めたのですが、gemの`devise_token_auth`が6.1未満のバージョンでないと対応していないので、最初から作り直すしかないのか？と頭を抱えています。
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+
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+
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+
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+
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+
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+
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+
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+ ### エラー
20
+
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+ 想像で色々書き換えて見た結果発生しているエラーが以下です。一瞬立ち上がりますが、その後落ちます。
22
+
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+
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+
25
+ ```
26
+
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+ config.ru:6:in `block in <main>': undefined method `load_server' for #<Myapp::Application:0x000056025ff3d8a8> (NoMethodError)
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+
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+
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+
31
+ Did you mean? load_seed
32
+
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+
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+
35
+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:116:in `eval'
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+
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+
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+
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+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:116:in `new_from_string'
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+
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+
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+
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+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:105:in `load_file'
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+
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+
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+
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+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/builder.rb:66:in `parse_file'
48
+
49
+
50
+
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+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:349:in `build_app_and_options_from_config'
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+
53
+
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+
55
+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:249:in `app'
56
+
57
+
58
+
59
+ from /usr/local/bundle/gems/rack-2.2.3/lib/rack/server.rb:422:in `wrapped_app'
60
+
61
+
62
+
63
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:77:in `log_to_stdout'
64
+
65
+
66
+
67
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:37:in `start'
68
+
69
+
70
+
71
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:147:in `block in perform'
72
+
73
+
74
+
75
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:138:in `tap'
76
+
77
+
78
+
79
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands/server/server_command.rb:138:in `perform'
80
+
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+
82
+
83
+ from /usr/local/bundle/gems/thor-1.0.1/lib/thor/command.rb:27:in `run'
84
+
85
+
86
+
87
+ from /usr/local/bundle/gems/thor-1.0.1/lib/thor/invocation.rb:127:in `invoke_command'
88
+
89
+
90
+
91
+ from /usr/local/bundle/gems/thor-1.0.1/lib/thor.rb:392:in `dispatch'
92
+
93
+
94
+
95
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/command/base.rb:69:in `perform'
96
+
97
+
98
+
99
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/command.rb:46:in `invoke'
100
+
101
+
102
+
103
+ from /usr/local/bundle/gems/railties-6.0.3.4/lib/rails/commands.rb:18:in `<main>'
104
+
105
+
106
+
107
+ from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `require'
108
+
109
+
110
+
111
+ from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `block in require_with_bootsnap_lfi'
112
+
113
+
114
+
115
+ from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register'
116
+
117
+
118
+
119
+ from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require_with_bootsnap_lfi'
120
+
121
+
122
+
123
+ from /usr/local/bundle/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:31:in `require'
124
+
125
+
126
+
127
+ from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:324:in `block in require'
128
+
129
+
130
+
131
+ from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:291:in `load_dependency'
132
+
133
+
134
+
135
+ from /usr/local/bundle/gems/activesupport-6.0.3.4/lib/active_support/dependencies.rb:324:in `require'
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+
137
+
138
+
139
+ from /myapp/bin/rails:5:in `<top (required)>'
140
+
141
+
142
+
143
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/rails.rb:28:in `load'
144
+
145
+
146
+
147
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/rails.rb:28:in `call'
148
+
149
+
150
+
151
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client/command.rb:7:in `call'
152
+
153
+
154
+
155
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/client.rb:30:in `run'
156
+
157
+
158
+
159
+ from /usr/local/bundle/gems/spring-2.1.1/bin/spring:49:in `<top (required)>'
160
+
161
+
162
+
163
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `load'
164
+
165
+
166
+
167
+ from /usr/local/bundle/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `<top (required)>'
168
+
169
+
170
+
171
+ from /myapp/bin/spring:10:in `require'
172
+
173
+
174
+
175
+ from /myapp/bin/spring:10:in `block in <top (required)>'
176
+
177
+
178
+
179
+ from /myapp/bin/spring:7:in `tap'
180
+
181
+
182
+
183
+ from /myapp/bin/spring:7:in `<top (required)>'
184
+
185
+
186
+
187
+ from bin/rails:2:in `load'
188
+
189
+
190
+
191
+ from bin/rails:2:in `<main>'
192
+
193
+
194
+
195
+
196
+
197
+ ```