Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/nurulfi4/sd-sis.nurulfitri.org/database/migrations/2020_06_19_014420_tambah_foreign_key_constraint.php:6 Stack trace: #0 {main} thrown in /home/nurulfi4/sd-sis.nurulfitri.org/database/migrations/2020_06_19_014420_tambah_foreign_key_constraint.php on line 6