Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Model" not found in /home/digitalproduct/public_html/projectmanagementsoftware/app/AuthorizationInvoice.php:7 Stack trace: #0 {main} thrown in /home/digitalproduct/public_html/projectmanagementsoftware/app/AuthorizationInvoice.php on line 7