搜索相机时报错

[cheng666666]

您好，索尼相机连接了手机热点，当我运行程序，通过CocoaSSDP库去搜索相机时，总是报地址错误，例如iOS13.7系统报错Error Domain=GCDAsyncUdpSocketErrorDomain Code=2 "A valid IPv4 or IPv6 address was not given" UserInfo={NSLocalizedDescription=A valid IPv4 or IPv6 address was not given}，请问一下我该怎么排查并处理呢，谢谢