Monthly Archives: December 2019

Unknown database type enum requested

Using symfony (5) console command to create new migration based on my entities, I encountered this error.

php bin/console doctrine:migrations:diff

Unknown database type enum requested, Doctrine\DBAL\Platforms\MySQL57Platform may not support it.

The simplest solution is to add mapping_types in config\packages\doctrine.yml

doctrine:
    dbal:
        # ...
        mapping_types:
            enum: string