Fatal error: Uncaught Error: Class "craft\db\Migration" not found in /home/cooperativamaism/public_html/staging/vendor/solspace/craft3-commons/src/Migrations/StreamlinedInstallMigration.php:7 Stack trace: #0 {main} thrown in /home/cooperativamaism/public_html/staging/vendor/solspace/craft3-commons/src/Migrations/StreamlinedInstallMigration.php on line 7