Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/shikkhaplus/public_html/demo_bk/app/Http/Controllers/eims/settings/documents/StudentCertificateDesignController.php:22 Stack trace: #0 {main} thrown in /home/shikkhaplus/public_html/demo_bk/app/Http/Controllers/eims/settings/documents/StudentCertificateDesignController.php on line 22