[PHP] Problem ze skryptem Opcje

[-LowProgramist-]

Witam! Przy instalacji skryptu referralsexpertv_2_3_6
wyskakuje...
Warning: file_get_contents() [function.file-get-contents]: php_network_getaddresses: getaddrinfo failed: Name or service not known in /home/cashretu/domains/cashreturn.pl/public_html/inc/viewzrexpert.1.3.php on line 471

Warning: file_get_contents(http://onlinepaidclick.com/spbas/api/index.php?mod=license&task=SPBAS_validate_license&license_key=VIEWZREXPERT-22e1dc97de85&domain=cashreturn.pl&ip=78.47.108.161&directory=/home/cashretu/domains/cashreturn.pl/public_html&server_hostname=d1.chmurka.pl&server_ip=46.4.94.110) [function.file-get-contents]: failed to open stream: php_network_getaddresses: getaddrinfo failed: Name or service not known in /home/cashretu/domains/cashreturn.pl/public_html/inc/viewzrexpert.1.3.php on line 471
Error: I could not obtain a new local license key.

Co mam zrobić? jaka jest przyczyna?