Fatal error: Uncaught Error: Class 'Symfony\Component\VarDumper\Dumper\HtmlDumper' not found in /home1/heyerarc/public_html/updates/concrete5-8.5.5_remote_updater/concrete/vendor/illuminate/support/Debug/HtmlDumper.php:7 Stack trace: #0 {main} thrown in /home1/heyerarc/public_html/updates/concrete5-8.5.5_remote_updater/concrete/vendor/illuminate/support/Debug/HtmlDumper.php on line 7