Warning: require(//../vendor/autoload.php): failed to open stream: No such file or directory in /autoload.php on line 16

Warning: require(//../vendor/autoload.php): failed to open stream: No such file or directory in /autoload.php on line 16

Fatal error: require(): Failed opening required '//../vendor/autoload.php' (include_path='.:/:/usr/local/php73/lib/pear') in /autoload.php on line 16