Fatal error: Uncaught Error: Call to a member function getFirstName() on null in /home/remnant-prod/public_html/app/design/frontend/Remnant/theme205k/Magento_Catalog/templates/product/search_by_authors.phtml:81 Stack trace: #0 /home/remnant-prod/public_html/vendor/magento/framework/View/TemplateEngine/Php.php(59): include() #1 /home/remnant-prod/public_html/vendor/magento/framework/View/Element/Template.php(270): Magento\Framework\View\TemplateEngine\Php->render(Object(Magento\Catalog\Block\Product\ListProduct\Interceptor), '/home/remnant-p...', Array) #2 /home/remnant-prod/public_html/vendor/magento/framework/View/Element/Template.php(300): Magento\Framework\View\Element\Template->fetchView('/home/remnant-p...') #3 /home/remnant-prod/public_html/vendor/magento/framework/View/Element/AbstractBlock.php(667): Magento\Framework\View\Element\Template->_toHtml() #4 /home/remnant-prod/public_html/vendor/magento/module-email/Model/Template/Filter.php(416): Magento\Framework\View\Element\AbstractBlock->toHtml() #5 [internal funct in /home/remnant-prod/public_html/app/design/frontend/Remnant/theme205k/Magento_Catalog/templates/product/search_by_authors.phtml on line 81