Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/demohost/hospital.demohost.in/database/migrations/2020_09_23_045100_change_patient_diagnosis_properties_table.php:6 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/database/migrations/2020_09_23_045100_change_patient_diagnosis_properties_table.php on line 6