Fatal error: Uncaught Error: Class "WPForms\Migrations\UpgradeBase" not found in /home/oxygenco/prod/wordpress/wp-content/plugins/wpforms-lite/src/Migrations/Upgrade1_9_2.php:15 Stack trace: #0 {main} thrown in /home/oxygenco/prod/wordpress/wp-content/plugins/wpforms-lite/src/Migrations/Upgrade1_9_2.php on line 15