Fatal error: Uncaught Error: Interface 'Psr\Http\Message\MessageInterface' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\vendor\psr\http-message\src\RequestInterface.php:24 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\vendor\psr\http-message\src\RequestInterface.php on line 24