Fatal error: Uncaught Error: Class 'craft\web\Controller' not found in /home/mpolsk5/public_html/seocomo/craft/vendor/craftcms/cms/src/controllers/LivePreviewController.php:24
Stack trace:
#0 {main}
thrown in /home/mpolsk5/public_html/seocomo/craft/vendor/craftcms/cms/src/controllers/LivePreviewController.php on line 24