Fatal error: Declaration of FilterValuesList::getFilterBlockStructure($filterControl, $visibilityClass, $value, $parentFiltersData = []) must be compatible with FilterControl::getFilterBlockStructure($filterControl, $visibilityClass = '', $value = '', $parentFiltersData = []) in /var/www/vhosts/mineraalverzamelen.nl/httpdocs/collectionv9/classes/controls/FilterValuesList.php on line 371