Fatal error: Uncaught TypeError: Argument 2 passed to App\Model\Districts::getByColumn() must be of the type string, null given, called in /home/istanbulekremima/public_html/public/views/front-end/district_services_search_one.php on line 100 and defined in /home/istanbulekremima/public_html/app/Model/Districts.php:19 Stack trace: #0 /home/istanbulekremima/public_html/public/views/front-end/district_services_search_one.php(100): App\Model\Districts->getByColumn('id', NULL) #1 /home/istanbulekremima/public_html/vendor/league/plates/src/Template/Template.php(164): include('/home/istanbule...') #2 /home/istanbulekremima/public_html/vendor/league/plates/src/Engine.php(277): League\Plates\Template\Template->render(NULL) #3 /home/istanbulekremima/public_html/core/Controller.php(30): League\Plates\Engine->render('district_servic...', Array) #4 /home/istanbulekremima/public_html/app/Controller/FrontController.php(294): Core\Controller->renderView('district_servic...', Array) #5 [internal function]: App\Controller\FrontController-> in /home/istanbulekremima/public_html/app/Model/Districts.php on line 19