Fatal error: Uncaught Error: Class "craft\db\Migration" not found in /home/leasingm/public_html/public_html/vendor/nystudio107/craft-seomatic/src/migrations/m190518_030221_calendar_events.php:14 Stack trace: #0 {main} thrown in /home/leasingm/public_html/public_html/vendor/nystudio107/craft-seomatic/src/migrations/m190518_030221_calendar_events.php on line 14