Fatal error: Uncaught Error: Class 'OrangeHRM\Installer\Util\V1\AbstractMigration' not found in /home/xlafr0/public_html/hr.xlafricagroup.com/installer/Migration/V4_5_0/Migration.php:25 Stack trace: #0 {main} thrown in /home/xlafr0/public_html/hr.xlafricagroup.com/installer/Migration/V4_5_0/Migration.php on line 25