Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/uconline/public_html/pruebas.uconline.mx/database/migrations/2024_07_17_132009_add_sync_grade_id_to_grades_table.php:7 Stack trace: #0 {main} thrown in /home/uconline/public_html/pruebas.uconline.mx/database/migrations/2024_07_17_132009_add_sync_grade_id_to_grades_table.php on line 7