I do not understand why you are not migrating.
deploy@vps8029:/var/www/maisonconvite$ rails db:drop db:create db:migrate db:seed rails aborted! NoMethodError: undefined method 'production' for "development":ActiveSupport::StringInquirer /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/string_inquirer.rb:28:in 'method_missing' /var/www/maisonconvite/config/initializers/devise.rb:281:in 'block in <top (required)>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/devise-4.4.3/lib/devise.rb:307:in 'setup' /var/www/maisonconvite/config/initializers/devise.rb:5:in '<top (required)>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:286:in 'load' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:286:in 'block in load' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:258:in 'load_dependency' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:286:in 'load' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/engine.rb:655:in 'block in load_config_initializer' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/notifications.rb:168:in 'instrument' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/engine.rb:654:in 'load_config_initializer' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/engine.rb:612:in 'block (2 levels) in <class:Engine>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/engine.rb:611:in 'each' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/engine.rb:611:in 'block in <class:Engine>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:30:in 'instance_exec' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:30:in 'run' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:59:in 'block in run_initializers' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:48:in 'each' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:48:in 'tsort_each_child' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/initializable.rb:58:in 'run_initializers' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/application.rb:353:in 'initialize!' /var/www/maisonconvite/config/environment.rb:5:in '<top (required)>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:292:in 'require' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:292:in 'block in require' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:258:in 'load_dependency' /home/deploy/.rvm/gems/ruby-2.4.2/gems/activesupport-5.1.6/lib/active_support/dependencies.rb:292:in 'require' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/application.rb:329:in 'require_environment!' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/application.rb:445:in 'block in run_tasks_blocks' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/commands/rake/rake_command.rb:21:in 'block in perform' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/commands/rake/rake_command.rb:18:in 'perform' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/command.rb:46:in 'invoke' /home/deploy/.rvm/gems/ruby-2.4.2/gems/railties-5.1.6/lib/rails/commands.rb:16:in '<top (required)>' /var/www/maisonconvite/bin/rails:9:in 'require' /var/www/maisonconvite/bin/rails:9:in '<top (required)>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/client/rails.rb:28:in 'load' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/client/rails.rb:28:in 'call' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/client/command.rb:7:in 'call' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/client.rb:30:in 'run' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/bin/spring:49:in '<top (required)>' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/binstub.rb:31:in 'load' /home/deploy/.rvm/gems/ruby-2.4.2/gems/spring-2.0.2/lib/spring/binstub.rb:31:in '<top (required)>' /var/www/maisonconvite/bin/spring:15:in 'require' /var/www/maisonconvite/bin/spring:15:in '<top (required)>' bin/rails:3:in 'load' bin/rails:3:in '<main>' Tasks: TOP => db:drop => db:check_protected_environments => environment (See full trace by running task with --trace