Undefined property: stdClass::$publish_up не видит дату публикации в компоненте - Joomla 3.x: Установка, обновление и настройка

<?php
/**
 * @package     Joomla.Site
 * @subpackage  com_tags
 *
 * [member=126442]copyright[/member]   Copyright (C) 2005 - 2020 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

JHtml::_('behavior.core');
JHtml::_('formbehavior.chosen', 'select');

// Get the user object.
$user = JFactory::getUser();

// Check if user is allowed to add/edit based on tags permissions.
// Do we really have to make it so people can see unpublished tags?
$canEdit      = $user->authorise('core.edit', 'com_tags');
$canCreate    = $user->authorise('core.create', 'com_tags');
$canEditState = $user->authorise('core.edit.state', 'com_tags');

JFactory::getDocument()->addScriptDeclaration("
		var resetFilter = function() {
		document.getElementById('filter-search').value = '';
	}
");

?>
<form action="<?php echo htmlspecialchars(JUri::getInstance()->toString()); ?>" method="post" name="adminForm" id="adminForm" class="form-inline">
	<?php if ($this->params->get('show_headings') || $this->params->get('filter_field') || $this->params->get('show_pagination_limit')) : ?>
		<fieldset class="filters btn-toolbar col-md-12 col-12">
			<?php if ($this->params->get('filter_field')) : ?>
				<div class="btn-group">
					<label class="filter-search-lbl element-invisible col-md-3" for="filter-search">
						<?php echo JText::_('COM_TAGS_TITLE_FILTER_LABEL'). '&#160;'; ?>
					</label>
					<input type="text" name="filter-search" id="filter-search" value="<?php echo $this->escape($this->state->get('list.filter')); ?>" class="inputbox col-md-4" onchange="document.adminForm.submit();" title="<?php echo JText::_('COM_TAGS_FILTER_SEARCH_DESC'); ?>" placeholder="<?php echo JText::_('COM_TAGS_TITLE_FILTER_LABEL'); ?>" />
					<button type="button" name="filter-search-button" title="<?php echo JText::_('JSEARCH_FILTER_SUBMIT'); ?>" onclick="document.adminForm.submit();" class="btn">
					<div id="searchicon"></div>
					</button>
					<button type="reset" name="filter-clear-button" title="<?php echo JText::_('JSEARCH_FILTER_CLEAR'); ?>" class="btn" onclick="resetFilter(); document.adminForm.submit();">
						<span class="icon-remove">Очистить</span>
					</button>
				</div>
			<?php endif; ?>
			<?php if ($this->params->get('show_pagination_limit')) : ?>
				<div class="btn-group pull-right">
					<label for="limit" class="element-invisible">
						<?php echo JText::_('JGLOBAL_DISPLAY_NUM'); ?>
					</label>
					<?php echo $this->pagination->getLimitBox(); ?>
				</div>
			<?php endif; ?>
			<input type="hidden" name="filter_order" value="" />
			<input type="hidden" name="filter_order_Dir" value="" />
			<input type="hidden" name="limitstart" value="" />
			<input type="hidden" name="task" value="" />
			<div class="clearfix"></div>
		</fieldset>
	<?php endif; ?>
	<?php if (empty($this->items)) : ?>
		<p><?php echo JText::_('COM_TAGS_NO_ITEMS'); ?></p>
	<?php else : ?>
		<ul class="category list-striped">
			<?php foreach ($this->items as $i => $item) : ?>
				<?php if ($item->core_state == 0) : ?>
					<li class="system-unpublished cat-list-row<?php echo $i % 2; ?>">
				<?php else : ?>
					<li class="cat-list-row<?php echo $i % 2; ?> medv_tag clearfix">
				<?php endif; ?>
				<?php if (($item->type_alias === 'com_users.category') || ($item->type_alias === 'com_banners.category')) : ?>
					<h3>
						<?php echo $this->escape($item->core_title); ?>
					</h3>
					<span class="date light ml-0">
			<?php echo JHtml::_('date',$this->escape($item->publish_up), JText::_('d.m.Y'));?>
		</span>
				<?php else : ?>
					<h3>
						<a href="<?php echo JRoute::_($item->link); ?>">
							<?php echo $this->escape($item->core_title); ?>
						</a>
					</h3>
					<?php echo JHtml::_('date', $this->escape($item->publish_up), JText::_('d.m.Y'));?>
				<?php endif; ?>
				<?php // Content is generated by content plugin event "onContentAfterTitle" ?>
				<?php echo $item->event->afterDisplayTitle; ?>
				<?php $images = json_decode($item->core_images); ?>
				<?php if ($this->params->get('tag_list_show_item_image', 1) == 1 && !empty($images->image_intro)) : ?>
					<a href="<?php echo JRoute::_($item->link); ?>">
						<img src="<?php echo htmlspecialchars($images->image_intro); ?>" alt="<?php echo htmlspecialchars($images->image_intro_alt); ?>">
					</a>
				<?php endif; ?>
				<?php if ($this->params->get('tag_list_show_item_description', 1)) : ?>
					<?php // Content is generated by content plugin event "onContentBeforeDisplay" ?>
					<?php echo $item->event->beforeDisplayContent; ?>
					<span class="tag-body">
						<?php echo JHtml::_('string.truncate', $item->core_body, $this->params->get('tag_list_item_maximum_characters')); ?>
					</span>
					<?php // Content is generated by content plugin event "onContentAfterDisplay" ?>
					<?php echo $item->event->afterDisplayContent; ?>
				<?php endif; ?>
				</li>
			<?php endforeach; ?>
		</ul>
	<?php endif; ?>
</form>

 <?php foreach ($this->items as $i => $item) : ?>
<?php echo "<pre>";var_dump($item);echo "</pre>"; ?>