Your software
My Mautic version is: 3.2.1.
My PHP version is:7.2.24, on Ubuntu 18.04
My Database type and version is: MySQL
Your problem
My problem is: i have this error : “An error occurred while updating the database. Check log for more details.” when i’m hitting this link: https://mydomain/mautic/s/update/schema
These errors are showing in the log:2020-11-17 14:31:29] mautic.NOTICE: Doctrine\DBAL\DBALException: Unknown database type json requested, Doctrine\DBAL\Platforms\MySqlPlatform may not support it. (uncaught exception) at /var/www/html/mautic/vendor/doctrine/dbal/lib/Doctrine/DBAL/Platforms/AbstractPlatform.php line 436 while running console command doctrine:migrations:migrate
[2020-11-17 14:31:29] mautic.WARNING: Command doctrine:migrations:migrate
exited with status code 1
[2020-11-17 14:31:29] mautic.ERROR: [UPGRADE ERROR] Exit code 1; Mautic Migrations \ Migrating up to 20200815153711 from 0 Migration 20181111095447 failed during Pre-Checks. Error Unknown database type json requested, Doctrine\DBAL\Platforms\MySqlPlatform may not support it. \ In AbstractPlatform.php line 436: \ Unknown database type json requested, Doctrine\DBAL\Platforms\MySqlPlatform may not support it. \ doctrine:migrations:migrate [–write-sql [WRITE-SQL]] [–dry-run] [–query-time] [–allow-no-migration] [–all-or-nothing [ALL-OR-NOTHING]] [–configuration [CONFIGURATION]] [–db-configuration [DB-CONFIGURATION]] [–db DB] [–em EM] [–shard SHARD] [-h|–help] [-q|–quiet] [-v|vv|vvv|–verbose] [-V|–version] [–ansi] [–no-ansi] [-n|–no-interaction] [-e|–env ENV] [–no-debug] [–] \
Steps I have tried to fix the problem: