Warning: require_once(MDB2.php): failed to open stream: No such file or directory in /usr/share/doc/cpanel-php81-mdb2-2.4.1/docs/examples/example.php on line 11

Fatal error: require_once(): Failed opening required 'MDB2.php' (include_path='../..:.:/opt/cpanel/ea-php73/root/usr/share/pear') in /usr/share/doc/cpanel-php81-mdb2-2.4.1/docs/examples/example.php on line 11