Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, null given in /homepages/7/d212811307/htdocs/shop/includes/src/Filter/Items/PriceRange.php:189
Stack trace:
#0 /homepages/7/d212811307/htdocs/shop/includes/src/Filter/Items/PriceRange.php(189): array_keys()
#1 /homepages/7/d212811307/htdocs/shop/includes/src/Filter/Items/PriceRange.php(479): JTL\Filter\Items\PriceRange->init()
#2 /homepages/7/d212811307/htdocs/shop/includes/src/Filter/Items/PriceRange.php(637): JTL\Filter\Items\PriceRange->getAutomaticRangeOptions()
#3 /homepages/7/d212811307/htdocs/shop/includes/src/Filter/SearchResults.php(714): JTL\Filter\Items\PriceRange->getOptions()
#4 /homepages/7/d212811307/htdocs/shop/includes/src/Filter/ProductFilter.php(1633): JTL\Filter\SearchResults->setFilterOptions()
#5 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Controller/ProductListController.php(81): JTL\Filter\ProductFilter->generateSearchResults()
#6 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Controller/CharacteristicValueController.php(76): JTL\Router\Controller\ProductListController->getResponse()
#7 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Controller/DefaultController.php(114): JTL\Router\Controller\CharacteristicValueController->getResponse()
#8 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Strategy/SmartyStrategy.php(40): JTL\Router\Controller\DefaultController->getResponse()
#9 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Route.php(167): JTL\Router\Strategy\SmartyStrategy->invokeRouteCallable()
#10 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): League\Route\Route->process()
#11 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/PhpFileCheckMiddleware.php(36): League\Route\Dispatcher->handle()
#12 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\PhpFileCheckMiddleware->process()
#13 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/OptinMiddleware.php(49): League\Route\Dispatcher->handle()
#14 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\OptinMiddleware->process()
#15 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/CurrencyCheckMiddleware.php(26): League\Route\Dispatcher->handle()
#16 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\CurrencyCheckMiddleware->process()
#17 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/LocaleCheckMiddleware.php(34): League\Route\Dispatcher->handle()
#18 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\LocaleCheckMiddleware->process()
#19 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/CartcheckMiddleware.php(25): League\Route\Dispatcher->handle()
#20 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\CartcheckMiddleware->process()
#21 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/WishlistCheckMiddleware.php(24): League\Route\Dispatcher->handle()
#22 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\WishlistCheckMiddleware->process()
#23 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/SSLRedirectMiddleware.php(43): League\Route\Dispatcher->handle()
#24 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\SSLRedirectMiddleware->process()
#25 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/MaintenanceModeMiddleware.php(40): League\Route\Dispatcher->handle()
#26 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\MaintenanceModeMiddleware->process()
#27 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Middleware/LocaleRedirectMiddleware.php(38): League\Route\Dispatcher->handle()
#28 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\LocaleRedirectMiddleware->process()
#29 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Strategy/ApplicationStrategy.php(37): League\Route\Dispatcher->handle()
#30 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(59): Psr\Http\Server\MiddlewareInterface@anonymous->process()
#31 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Dispatcher.php(53): League\Route\Dispatcher->handle()
#32 /homepages/7/d212811307/htdocs/shop/includes/vendor/league/route/src/Router.php(111): League\Route\Dispatcher->dispatchRequest()
#33 /homepages/7/d212811307/htdocs/shop/includes/src/Router/Router.php(677): League\Route\Router->dispatch()
#34 /homepages/7/d212811307/htdocs/shop/includes/src/Shop.php(472): JTL\Router\Router->dispatch()
#35 /homepages/7/d212811307/htdocs/shop/index.php(7): JTL\Shop::dispatch()
#36 {main}
thrown in /homepages/7/d212811307/htdocs/shop/includes/src/Filter/Items/PriceRange.php on line 189