Fatal error: Uncaught TypeError: Wagaia\app\Repositories\PropertiesRepositories::findBySlug(): Return value must be of type Illuminate\Database\Eloquent\Builder|Illuminate\Database\Eloquent\Model, null returned in /home/vwhackh/www/Wagaia/Classes/app/Repositories/PropertiesRepositories.php:86 Stack trace: #0 /home/vwhackh/www/Wagaia/Classes/app/Controller/PropertiesController.php(19): Wagaia\app\Repositories\PropertiesRepositories->findBySlug('2357-propriete-...') #1 /home/vwhackh/www/Wagaia/config/queries.php(92): Wagaia\app\Controller\PropertiesController->index() #2 /home/vwhackh/www/index.php(5): require('/home/vwhackh/w...') #3 {main} thrown in /home/vwhackh/www/Wagaia/Classes/app/Repositories/PropertiesRepositories.php on line 86