Fatal error: Uncaught Error: Class 'GuzzleHttp\Client' not found in /home/f83srht7/public_html/eurosystemlab/placetopay/src/Carrier/RestCarrier.php:42 Stack trace: #0 /home/f83srht7/public_html/eurosystemlab/placetopay/src/Carrier/RestCarrier.php(89): Dnetix\Redirection\Carrier\RestCarrier->makeRequest('POST', 'https://test.pl...', Array) #1 /home/f83srht7/public_html/eurosystemlab/placetopay/src/PlacetoPay.php(61): Dnetix\Redirection\Carrier\RestCarrier->request(Object(Dnetix\Redirection\Message\RedirectRequest)) #2 /home/f83srht7/public_html/eurosystemlab/placetopay/index.php(124): Dnetix\Redirection\PlacetoPay->request(Object(Dnetix\Redirection\Message\RedirectRequest)) #3 {main} thrown in /home/f83srht7/public_html/eurosystemlab/placetopay/src/Carrier/RestCarrier.php on line 42