Issue with display name in list.phtml from custom attribute second_name

List.phtml:

                        <?php
                        $_productNameStripped = $block->stripTags($_product->getSecondName(), null, true);
                        ?>
                        <h2 class="product name product-item-name">
                        <div class="brand-name"> <?php 
    $optionText = '';
    $attr = $_product->getResource()->getAttribute('manufacturer');

    if ($attr->usesSource()) {
       $optionText = $attr->getSource()->getOptionText($_product->getManufacturer());
    }
    ?>
    <?php if($optionText){ ?>
         <?php echo "" . $optionText . "<br>"; ?>
    <?php } ?></div>
                            <a class="product-item-link"
                               href="<?= /* @escapeNotVerified */ $_product->getProductUrl() ?>"
                               title="<?= /* @escapeNotVerified */ $_helper->productAttribute($_product, $_product->getSecondName(), 'second_name'); ?>">
                                <?= /* @escapeNotVerified */ $_helper->productAttribute($_product, $_product->getSecondName(), 'second_name'); ?>
                            </a>

config attribute:

Currently name is Empty in category product list. Any solution?