Warning: require(/var/webapp/vendor/autoload.php): Failed to open stream: No such file or directory in /var/webapp/src/init.php on line 9

Fatal error: Uncaught Error: Failed opening required '/var/webapp/vendor/autoload.php' (include_path='.:/usr/local/lib/php') in /var/webapp/src/init.php:9 Stack trace: #0 /var/webapp/public/index.php(6): require() #1 {main} thrown in /var/webapp/src/init.php on line 9