Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/caistbuw/public_html/database/migrations/2018_10_22_134428_modify_variable_product_data.php:9 Stack trace: #0 {main} thrown in /home/caistbuw/public_html/database/migrations/2018_10_22_134428_modify_variable_product_data.php on line 9