Warning: require(../vendor/autoload.php): failed to open stream: No such file or directory in /home/xibo/public_html/vendor/xibosignage/oauth2-xibo-cms/example/simple.php on line 7

Fatal error: require(): Failed opening required '../vendor/autoload.php' (include_path='.:/opt/cpanel/ea-php56/root/usr/share/pear') in /home/xibo/public_html/vendor/xibosignage/oauth2-xibo-cms/example/simple.php on line 7