Fatal error: Uncaught TypeError: App\Model\CompanyUsers::findCompanyByUser(): Argument #1 ($userId) must be of type int, null given, called in /var/www/if24/app/Controller/Properties.php on line 127 and defined in /var/www/if24/app/Model/CompanyUsers.php:56 Stack trace: #0 /var/www/if24/app/Controller/Properties.php(127): App\Model\CompanyUsers::findCompanyByUser() #1 [internal function]: App\Controller\Properties->show() #2 /var/www/if24/app/Core/App.php(139): call_user_func_array() #3 /var/www/if24/public/index.php(10): App\Core\App->run() #4 {main} thrown in /var/www/if24/app/Model/CompanyUsers.php on line 56