Warning: require_once(../vendor/autoload.php): failed to open stream: No such file or directory in C:\xampp\htdocs\fiveplus\nfe\receita\cnpj\vendor\jansenfelipe\cnpj-gratis\example\index.php on line 3

Fatal error: require_once(): Failed opening required '../vendor/autoload.php' (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\fiveplus\nfe\receita\cnpj\vendor\jansenfelipe\cnpj-gratis\example\index.php on line 3