Fatal error: Uncaught Error: Failed opening required '/var/www/festive-dewdney_xb52sodn3e/data/www/vendor/autoload.php' (include_path='.:/opt/php81/share/pear') in /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/modules/main/lib/loader.php:649 Stack trace: #0 /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/modules/main/include/autoload.php(313): Bitrix\Main\Loader::includeComposerAutoload() #1 /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/modules/main/start.php(21): require_once('/var/www/festiv...') #2 /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/modules/main/include/routing_index.php(19): require_once('/var/www/festiv...') #3 /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/routing_index.php(2): include_once('/var/www/festiv...') #4 {main} thrown in /var/www/festive-dewdney_xb52sodn3e/data/www/httpdocs/bitrix/modules/main/lib/loader.php on line 649