Fatal error: Uncaught Error: Call to a member function getAllChildren() on null in /home/annyscom/public_html/var/view_preprocessed/pub/static/app/design/frontend/Annys/version2/Manadev_LayeredNavigation/templates/navigation.phtml:1 Stack trace: #0 /home/annyscom/public_html/vendor/magento/framework/View/TemplateEngine/Php.php(59): include() #1 /home/annyscom/public_html/vendor/magento/framework/View/Element/Template.php(270): Magento\Framework\View\TemplateEngine\Php->render(Object(Manadev\LayeredNavigation\Blocks\Navigation\Interceptor), '/home/annyscom/...', Array) #2 /home/annyscom/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\Element\Template->fetchView('/home/annyscom/...') #3 /home/annyscom/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Manadev\LayeredNavigation\Blocks\Navigation\Interceptor->___callParent('fetchView', Array) #4 /home/annyscom/public_html/app/code/Manadev/Core/Plugins/ViewWithTemplate.php(33): Manadev\LayeredNavigation\Blocks\ in /home/annyscom/public_html/var/view_preprocessed/pub/static/app/design/frontend/Annys/version2/Manadev_LayeredNavigation/templates/navigation.phtml on line 1