bundle exec rake db:migrate
rake aborted!
StandardError: An error has occurred, this and all later migrations canceled:
Directly inheriting from ActiveRecord::Migration is not supported. Please specify the Rails release the migration was written for:
Fix is easy by manually modifying the generated migration from
class CreateElasticProductState < ActiveRecord::Migration
to
class CreateElasticProductState < ActiveRecord::Migration[4.2]
Fix is easy by manually modifying the generated migration from
class CreateElasticProductState < ActiveRecord::Migrationto
class CreateElasticProductState < ActiveRecord::Migration[4.2]