Fatal error: Uncaught Error: Interface 'GuzzleHttp\Stream\StreamInterface' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\vendor\guzzlehttp\streams\src\AppendStream.php:11
Stack trace:
#0 {main}
  thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\vendor\guzzlehttp\streams\src\AppendStream.php on line 11