Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/demohost/hospital.demohost.in/database/migrations/2020_06_22_084750_add_index_to_patient_cases_table.php:7 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/database/migrations/2020_06_22_084750_add_index_to_patient_cases_table.php on line 7