Fatal error: Uncaught Error: Class 'Contao\DataContainer' not found in /home/www/cerap.group/vendor/webexmachina/contao-smartgear/src/Resources/contao/dca/tl_sm_social_network.php:34 Stack trace: #0 {main} thrown in /home/www/cerap.group/vendor/webexmachina/contao-smartgear/src/Resources/contao/dca/tl_sm_social_network.php on line 34