Warning: Invalid argument supplied for foreach() in templates/cars_list.php on line 268

#0 templates/cars_list.php(268): __error(2, 'Invalid argumen...', '/var/www/vhosts...', 268, Array)
#1 system/modules/core/library/Contao/InsertTags.php(1113): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Controller.php(692): Contao\InsertTags->replace('...', false)
#3 system/modules/core/classes/FrontendTemplate.php(100): Contao\Controller::replaceInsertTags('...', false)
#4 system/modules/core/pages/PageRegular.php(190): Contao\FrontendTemplate->output(true)
#5 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#6 index.php(20): Contao\FrontendIndex->run()
#7 {main}