Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/devypfrfhn/qrworld/database/migrations/2021_07_07_172832_create_elements_table.php:7 Stack trace: #0 {main} thrown in /home/devypfrfhn/qrworld/database/migrations/2021_07_07_172832_create_elements_table.php on line 7