Fatal error: Uncaught Error: Class 'Fabiang\Xmpp\Exception\RuntimeException' not found in /home/halabaj/nazwa.pl/htdocs/test.halaba.com.pl/xmp/vendor/fabiang/xmpp/src/Exception/Stream/StreamErrorException.php:47 Stack trace: #0 {main} thrown in /home/halabaj/nazwa.pl/htdocs/test.halaba.com.pl/xmp/vendor/fabiang/xmpp/src/Exception/Stream/StreamErrorException.php on line 47