Fatal error: Uncaught Error: Call to undefined method Magento\CatalogSearch\Model\ResourceModel\Fulltext\Collection\Interceptor::getCollectionClone() in /var/www/html/app/code/Mageplaza/LayeredNavigation/Model/Layer/Filter/Attribute.php:134 Stack trace: #0 /var/www/html/vendor/magento/module-catalog/Model/Layer/Filter/AbstractFilter.php(202): Mageplaza\LayeredNavigation\Model\Layer\Filter\Attribute->_getItemsData() #1 /var/www/html/vendor/magento/module-catalog/Model/Layer/Filter/AbstractFilter.php(159): Magento\Catalog\Model\Layer\Filter\AbstractFilter->_initItems() #2 /var/www/html/vendor/magento/module-catalog/Model/Layer/Filter/AbstractFilter.php(148): Magento\Catalog\Model\Layer\Filter\AbstractFilter->getItems() #3 /var/www/html/app/code/Mageplaza/LayeredNavigation/view/frontend/templates/layer/view.phtml(55): Magento\Catalog\Model\Layer\Filter\AbstractFilter->getItemsCount() #4 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(59): include('/var/www/html/a...') #5 /var/www/html/vendor/magento/framew in /var/www/html/app/code/Mageplaza/LayeredNavigation/Model/Layer/Filter/Attribute.php on line 134