Php _soapCall抛出了一个奇怪的异常

Php _soapCall抛出了一个奇怪的异常,php,web-services,soap,Php,Web Services,Soap,我有一个表单,它向基于soap的Web服务发送一些数据,但突然它停止了工作。发送请求时,应用程序将返回以下异常: <!-- function __construct -->object(SoapFault)#47 (9) { ["message":protected]=> string(2) "OK" ["string":"Exception":private]=> strin

我有一个表单,它向基于soap的Web服务发送一些数据,但突然它停止了工作。发送请求时,应用程序将返回以下异常:

<!-- function __construct -->object(SoapFault)#47 (9) {
  ["message":protected]=>
  string(2) "OK"
  ["string":"Exception":private]=>
  string(0) ""
  ["code":protected]=>
  int(0)
  ["file":protected]=>
  string(87) "/storage/0/33/c3/tke-site/public_html/site/modules/faleconosco/FaleConoscoDocument.site"
    
    ...

    [1]=>
    array(6) {
      ["file"]=>
      string(87) "/storage/0/33/c3/tke-site/public_html/site/modules/faleconosco/FaleConoscoDocument.site"
      ["line"]=>
      int(774)
      ["function"]=>
      string(10) "__soapCall"
      ["class"]=>
      string(10) "SoapClient"

     ...

  ["previous":"Exception":private]=>
  NULL
  ["faultstring"]=>
  string(2) "OK"
  ["faultcode"]=>
  string(4) "HTTP"
}
object(SoapFault)#47(9){
[“消息”:受保护]=>
字符串(2)“OK”
[“字符串”:“异常”:私有]=>
字符串(0)”
[“代码”:受保护]=>
int(0)
[“文件”:受保护]=>
字符串(87)“/storage/0/33/c3/tke site/public_html/site/modules/faleconosco/FaleConoscoDocument.site”
...
[1]=>
阵列(6){
[“文件”]=>
字符串(87)“/storage/0/33/c3/tke site/public_html/site/modules/faleconosco/FaleConoscoDocument.site”
[“行”]=>
内部(774)
[“函数”]=>
字符串(10)“\uuu soapCall”
[“类”]=>
字符串(10)“SoapClient”
...
[“先前”:“例外”:私有]=>
无效的
[“faultstring”]=>
字符串(2)“OK”
[“故障代码”]=>
字符串(4)“HTTP”
}
注意faultstring和faultcode,我不知道它是什么意思。有什么问题吗