제품 속성을 추가 / 편집 할 때 오류 : "Object DOMDocument를 작성해야합니다."
제품 속성을 편집하거나 추가 할 때마다 헤더에 오류가 발생합니다 "요청을 처리하는 중에 오류가 발생했습니다." 몸말 "Object DOMDocument should be created." The error log reads : " a:4:{i:0;s:37:"Object DOMDocument should be created.";i:1;s:10125:"#0 /home/puffpackage/public_html/vendor/magento/framework/View/Element/UiComponent/Config/Reader.php(95): Magento\Framework\View\Element\UiComponent\Config\DomMerger->getDom() #1 /home/puffpackage/public_html/vendor/magento/module-ui/Model/Manager.php(261): Magento\Framework\View\Element\UiComponent\Config\Reader->read() #2 /home/puffpackage/public_html/vendor/magento/module-ui/Model/Manager.php(169): Magento\Ui\Model\Manager->prepare('form_schedule_b...') #3 /home/puffpackage/public_html/vendor/magento/framework/View/Element/UiComponentFactory.php(139): Magento\Ui\Model\Manager->prepareData('form_schedule_b...') #4 /home/puffpackage/public_html/vendor/magento/framework/View/Layout/Generator/UiComponent.php(125): Magento\Framework\View\Element\UiComponentFactory->create('form_schedule_b...', NULL, Array) #5 /home/puffpackage/public_html/vendor/magento/framework/View/Layout/Generator/UiComponent.php(93): Magento\Framework\View\Layout\Generator\UiComponent->generateComponent(Object(Magento\Framework\View\Layout\Data\Structure), …