title: Cannot edit rails credentials Rails 5.2
body: <p>I am working on a Rails 5.2 app and I have installed and setup active_storage, however, I can't seem to edit or show the rails credentials.</p>
  
  <p>Here is an output of the error</p>
  
  <pre><code>ben@ben-VirtualBox:~/Desktop/benbagley$ EDITOR="atom --wait" rails credentials:edit
  Traceback (most recent call last):
      38: from bin/rails:3:in `&lt;main&gt;'
      37: from bin/rails:3:in `load'
      36: from /home/ben/Desktop/benbagley/bin/spring:15:in `&lt;top (required)&gt;'
      35: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:70:in `require'
      34: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:70:in `require'
      33: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/binstub.rb:31:in `&lt;top (required)&gt;'
      32: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/binstub.rb:31:in `load'
      31: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/bin/spring:49:in `&lt;top (required)&gt;'
      30: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/client.rb:30:in `run'
      29: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/client/command.rb:7:in `call'
      28: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/client/rails.rb:28:in `call'
      27: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/spring-2.0.2/lib/spring/client/rails.rb:28:in `load'
      26: from /home/ben/Desktop/benbagley/bin/rails:9:in `&lt;top (required)&gt;'
      25: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/dependencies.rb:283:in `require'
      24: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/dependencies.rb:249:in `load_dependency'
      23: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/dependencies.rb:283:in `block in require'
      22: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/bootsnap-1.3.0/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:29:in `require'
      21: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/bootsnap-1.3.0/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:20:in `require_with_bootsnap_lfi'
      20: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/bootsnap-1.3.0/lib/bootsnap/load_path_cache/loaded_features_index.rb:65:in `register'
      19: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/bootsnap-1.3.0/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `block in require_with_bootsnap_lfi'
      18: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/bootsnap-1.3.0/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require'
      17: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/commands.rb:18:in `&lt;main&gt;'
      16: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/command.rb:46:in `invoke'
      15: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/command/base.rb:65:in `perform'
      14: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/thor-0.20.0/lib/thor.rb:387:in `dispatch'
      13: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/thor-0.20.0/lib/thor/invocation.rb:126:in `invoke_command'
      12: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/thor-0.20.0/lib/thor/command.rb:27:in `run'
      11: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/commands/credentials/credentials_command.rb:26:in `edit'
      10: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/command/helpers/editor.rb:26:in `catch_editing_exceptions'
       9: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/commands/credentials/credentials_command.rb:27:in `block in edit'
       8: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/railties-5.2.0/lib/rails/commands/credentials/credentials_command.rb:50:in `change_credentials_in_system_editor'
       7: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/encrypted_file.rb:54:in `change'
       6: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/encrypted_configuration.rb:21:in `read'
       5: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/encrypted_file.rb:42:in `read'
       4: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/encrypted_file.rb:79:in `decrypt'
       3: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/messages/rotator.rb:21:in `decrypt_and_verify'
       2: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/message_encryptor.rb:157:in `decrypt_and_verify'
       1: from /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/message_encryptor.rb:183:in `_decrypt'
  /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activesupport-5.2.0/lib/active_support/message_encryptor.rb:206:in `rescue in _decrypt': ActiveSupport::MessageEncryptor::InvalidMessage (ActiveSupport::MessageEncryptor::InvalidMessage)
  </code></pre>
  
  <p>However, when I generate a new app I can edit and show the credentials. So not sure on the issue with this app as I haven't changed the master key.</p>
  
  <p>EDIT::</p>
  
  <p>I'm also getting</p>
  
  <pre><code>ben@ben-VirtualBox:~/Desktop/benbagley$ rails s
  =&gt; Booting Puma
  =&gt; Rails 5.2.0 application starting in development 
  =&gt; Run `rails server -h` for more startup options
  Puma starting in single mode...
  * Version 3.11.4 (ruby 2.5.0-p0), codename: Love Song
  * Min threads: 5, max threads: 5
  * Environment: development
  * Listening on tcp://0.0.0.0:3000
  Use Ctrl-C to stop
  Started GET "/" for 127.0.0.1 at 2018-05-20 14:39:37 +0100
     (5.1ms)  SELECT "schema_migrations"."version" FROM "schema_migrations" ORDER BY "schema_migrations"."version" ASC
    ↳ /home/ben/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activerecord-5.2.0/lib/active_record/log_subscriber.rb:98
  Processing by PagesController#welcome as HTML
    Rendering pages/welcome.html.erb within layouts/application
    Rendered pages/welcome.html.erb within layouts/application (1.0ms)
    Rendered layouts/_navigation.html.erb (0.6ms)
    Rendered layouts/_footer.html.erb (0.3ms)
  Completed 200 OK in 1149ms (Views: 1136.3ms | ActiveRecord: 0.0ms)
  
  
  Started GET "/works" for 127.0.0.1 at 2018-05-20 14:39:41 +0100
  Processing by WorksController#index as HTML
    Rendering works/index.html.erb within layouts/application
    Work Load (1.7ms)  SELECT "works".* FROM "works"
    ↳ app/views/works/index.html.erb:5
    ActiveStorage::Attachment Load (1.7ms)  SELECT  "active_storage_attachments".* FROM "active_storage_attachments" WHERE "active_storage_attachments"."record_id" = $1 AND "active_storage_attachments"."record_type" = $2 AND "active_storage_attachments"."name" = $3 LIMIT $4  [["record_id", 2], ["record_type", "Work"], ["name", "header_image"], ["LIMIT", 1]]
    ↳ app/views/works/index.html.erb:7
    Rendered works/index.html.erb within layouts/application (63.0ms)
  Completed 500 Internal Server Error in 71ms (ActiveRecord: 15.9ms)
  
  
  
  ActionView::Template::Error (ActiveSupport::MessageEncryptor::InvalidMessage):
      4: 
      5:     &lt;% @works.each do |work| %&gt;
      6:     &lt;section class="max-w-md w-full lg:flex mb-2 shadow-md"&gt;
      7:       &lt;section class="h-48 lg:h-auto lg:w-64 flex-none bg-cover rounded-t lg:rounded-t-none lg:rounded-l text-center overflow-hidden" style="background-image: url('&lt;%= polymorphic_url work.header_image %&gt;'); background-position: 50%; background-repeat: no-repeat;" title="&lt;%= work.title %&gt;"&gt;
      8:       &lt;/section&gt;
      9:       &lt;section class="border-r border-b border-l border-champagne-dark lg:border-l-0 lg:border-t bg-champagne-dark rounded-b lg:rounded-b-none lg:rounded-r p-4 flex flex-col justify-between leading-normal"&gt;
     10:         &lt;section class="mb-6"&gt;
  
  (erb):12:in `&lt;main&gt;'
  app/views/works/index.html.erb:7:in `block in _app_views_works_index_html_erb__3122246537996604426_69953460278620'
  app/views/works/index.html.erb:5:in `_app_views_works_index_html_erb__3122246537996604426_69953460278620'
  ^C- Gracefully stopping, waiting for requests to finish
  === puma shutdown: 2018-05-20 14:39:55 +0100 ===
  - Goodbye!
  Exiting
  </code></pre>