Javascript-what is the error "UncaughtSoapFaultexception" reported when an interface is called?

1. when calling the interface, the following error is reported: 2, {code ...} 3. the source code is as follows {code ...} {code ...} 1. the following error is reported when an interface is called:

2,

Fatal error:  Uncaught SoapFault exception: [HTTP] Could not connect to host in D:\xampp\htdocs\price\index1.php:36Stack trace:#0 [internal function]: SoapClient->__doRequest('
  __call('GetDXCSList', Array)#2 D:\xampp\htdocs\price\index1.php(36): SoapClient->GetDXCSList('2016-10-21')#3 {main}  thrown in D:\xampp\htdocs\price\index1.php on line 36

3. the source code is as follows:

  ";var_dump($client->GetDXCSList('2016-10-21'));echo "

";

?>

Reply content:

1. the following error is reported when an interface is called:

2,

Fatal error:  Uncaught SoapFault exception: [HTTP] Could not connect to host in D:\xampp\htdocs\price\index1.php:36Stack trace:#0 [internal function]: SoapClient->__doRequest('
  __call('GetDXCSList', Array)#2 D:\xampp\htdocs\price\index1.php(36): SoapClient->GetDXCSList('2016-10-21')#3 {main}  thrown in D:\xampp\htdocs\price\index1.php on line 36

3. the source code is as follows:

  ";var_dump($client->GetDXCSList('2016-10-21'));echo "

";

?>

Cocould not connect to host, isn't it obvious?