O meu está dando esse problema.
PHP Warning: require_once(vendor/autoload.php): Failed to open stream: No such file or directory in C:\Users\gutie\Downloads\php-pdo-projeto-inicial (1)\vendor\inserir-aluno.php on line 3
PHP Fatal error: Uncaught Error: Failed opening required 'vendor/autoload.php' (include_path='.;C:\php\pear') in C:\Users\gutie\Downloads\php-pdo-projeto-inicial (1)\vendor\inserir-aluno.php:3
Stack trace:
#0 {main}
thrown in C:\Users\gutie\Downloads\php-pdo-projeto-inicial (1)\vendor\inserir-aluno.php on line 3
