JDatabaseExceptionExecuting: Unknown column 'a.xreference' in 'field list' in /home/www/joomla3/libraries/joomla/database/driver/mysqli.php:668
Stack trace:
#0 /home/www/joomla3/libraries/joomla/database/driver.php(1662): JDatabaseDriverMysqli->execute()
#1 /home/www/joomla3/components/com_content/models/article.php(151): JDatabaseDriver->loadObject()
#2 /home/www/joomla3/libraries/src/MVC/View/HtmlView.php(425): ContentModelArticle->getItem()
#3 /home/www/joomla3/components/com_content/views/article/view.html.php(42): Joomla\CMS\MVC\View\HtmlView->get('Item')
#4 /home/www/joomla3/libraries/src/MVC/Controller/BaseController.php(664): ContentViewArticle->display()
#5 /home/www/joomla3/components/com_content/controller.php(118): Joomla\CMS\MVC\Controller\BaseController->display(true, Array)
#6 /home/www/joomla3/libraries/src/MVC/Controller/BaseController.php(702): ContentController->display()
#7 /home/www/joomla3/components/com_content/content.php(43): Joomla\CMS\MVC\Controller\BaseController->execute('')
#8 /home/www/joomla3/libraries/src/Component/ComponentHelper.php(402): require_once('/home/www/jooml...')
#9 /home/www/joomla3/libraries/src/Component/ComponentHelper.php(377): Joomla\CMS\Component\ComponentHelper::executeComponent('/home/www/jooml...')
#10 /home/www/joomla3/libraries/src/Application/SiteApplication.php(194): Joomla\CMS\Component\ComponentHelper::renderComponent('com_content')
#11 /home/www/joomla3/libraries/src/Application/SiteApplication.php(233): Joomla\CMS\Application\SiteApplication->dispatch()
#12 /home/www/joomla3/libraries/src/Application/CMSApplication.php(225): Joomla\CMS\Application\SiteApplication->doExecute()
#13 /home/www/joomla3/index.php(49): Joomla\CMS\Application\CMSApplication->execute()
#14 {main}
