Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/mydemotec/public_html/newedu/database/migrations/2024_10_22_214018_add_column_is_free_to_contents_table.php:7 Stack trace: #0 {main} thrown in /home/mydemotec/public_html/newedu/database/migrations/2024_10_22_214018_add_column_is_free_to_contents_table.php on line 7