Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\AppServ\Apache\2.4.69\htdocs\isha_security\database\migrations\2023_12_26_120637_add_cert_no_to_chemical.php:7 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.69\htdocs\isha_security\database\migrations\2023_12_26_120637_add_cert_no_to_chemical.php on line 7