Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/clademy/lms.clademy.com/database/migrations/2019_07_17_145848_remove_estimate_unique_index.php:7 Stack trace: #0 {main} thrown in /home/clademy/lms.clademy.com/database/migrations/2019_07_17_145848_remove_estimate_unique_index.php on line 7