Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Model" not found in /home/ptstore4/public_html/pointofsale168.ptcstore.net/app/Unit.php:9 Stack trace: #0 {main} thrown in /home/ptstore4/public_html/pointofsale168.ptcstore.net/app/Unit.php on line 9