いつもお世話になっております。
タイトル通りになります。
現在railsチュートリアルを行っており
を追加して、コマンドで
$ git add -A $ git commit -m "〇〇" $ git push $ git push heroku $ heroku run rails db:migrate
を行ったところ、下記のようなエラーがおきました。
rails aborted! TypeError: no implicit conversion of nil into String /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/postgresql_adapter.rb:49:in `include?' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/postgresql_adapter.rb:49:in `rescue in postgresql_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/postgresql_adapter.rb:33:in `postgresql_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:879:in `new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:923:in `checkout_new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:902:in `try_to_checkout_new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:863:in `acquire_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:587:in `checkout' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:431:in `connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:1111:in `retrieve_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_handling.rb:231:in `retrieve_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_handling.rb:199:in `connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/tasks/database_tasks.rb:238:in `migrate' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:85:in `block (3 levels) in <main>' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:83:in `each' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:83:in `block (2 levels) in <main>' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands/rake/rake_command.rb:23:in `block in perform' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands/rake/rake_command.rb:20:in `perform' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/command.rb:48:in `invoke' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands.rb:18:in `<main>' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `block in require_with_bootsnap_lfi' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require_with_bootsnap_lfi' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:30:in `require' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:325:in `block in require' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:291:in `load_dependency' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:325:in `require' /app/bin/rails:4:in `<main>' Caused by: PG::ConnectionBad: could not connect to server: No such file or directory Is the server running locally and accepting connections on Unix domain socket "/var/run/postgresql/.s.PGSQL.5432"? /app/vendor/bundle/ruby/2.6.0/gems/pg-1.1.4/lib/pg.rb:56:in `initialize' /app/vendor/bundle/ruby/2.6.0/gems/pg-1.1.4/lib/pg.rb:56:in `new' /app/vendor/bundle/ruby/2.6.0/gems/pg-1.1.4/lib/pg.rb:56:in `connect' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/postgresql_adapter.rb:46:in `postgresql_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:879:in `new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:923:in `checkout_new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:902:in `try_to_checkout_new_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:863:in `acquire_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:587:in `checkout' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:431:in `connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_adapters/abstract/connection_pool.rb:1111:in `retrieve_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_handling.rb:231:in `retrieve_connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/connection_handling.rb:199:in `connection' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/tasks/database_tasks.rb:238:in `migrate' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:85:in `block (3 levels) in <main>' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:83:in `each' /app/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.0/lib/active_record/railties/databases.rake:83:in `block (2 levels) in <main>' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands/rake/rake_command.rb:23:in `block in perform' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands/rake/rake_command.rb:20:in `perform' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/command.rb:48:in `invoke' /app/vendor/bundle/ruby/2.6.0/gems/railties-6.0.0/lib/rails/commands.rb:18:in `<main>' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `block in require_with_bootsnap_lfi' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require_with_bootsnap_lfi' /app/vendor/bundle/ruby/2.6.0/gems/bootsnap-1.4.5/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:30:in `require' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:325:in `block in require' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:291:in `load_dependency' /app/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.0/lib/active_support/dependencies.rb:325:in `require' /app/bin/rails:4:in `<main>' Tasks: TOP => db:migrate (See full trace by running task with --trace)
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