Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home1/ivorytr1/public_html/trAdaa/database/migrations/2024_04_26_120324_add_file_to_course_group_and_group_activities.php:7 Stack trace: #0 {main} thrown in /home1/ivorytr1/public_html/trAdaa/database/migrations/2024_04_26_120324_add_file_to_course_group_and_group_activities.php on line 7