Fatal error: Uncaught Error: Interface 'Psr\Http\Message\StreamInterface' not found in /home/kubalos2/public_html/testtestowy/vendor/guzzlehttp/psr7/src/AppendStream.php:11
Stack trace:
#0 {main}
thrown in /home/kubalos2/public_html/testtestowy/vendor/guzzlehttp/psr7/src/AppendStream.php on line 11