Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/lcanetwork/public_html/qr/database/migrations/2022_05_28_111623_content_blocks_add_margin_field.php:7 Stack trace: #0 {main} thrown in /home/lcanetwork/public_html/qr/database/migrations/2022_05_28_111623_content_blocks_add_margin_field.php on line 7