validate_global_service_configuration

# File activestorage/lib/active_storage/attached/model.rb, line 244
        def validate_global_service_configuration
          if connected? && ActiveStorage::Blob.table_exists? && Rails.configuration.active_storage.service.nil?
            raise RuntimeError, "Missing Active Storage service name. Specify Active Storage service name for config.active_storage.service in config/environments/#{Rails.env}.rb"
          end
        end