Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/previewpanel/public_html/epos/database/migrations/2018_10_22_134428_modify_variable_product_data.php:6 Stack trace: #0 {main} thrown in /home/previewpanel/public_html/epos/database/migrations/2018_10_22_134428_modify_variable_product_data.php on line 6