HandshakeException

IOS: HandshakeException: Handshake error in client (OS Error:
CERTIFICATE_VERIFY_FAILED: application verification failure(handshake.cc:359))

服务端Https证书过期或者错误。有时候某些免费的证书不行！

SocketException

SocketException:Failed host lookup : xxx.com’ (OS Error: nodenme nor servname prowded,or not known,errno = 8)

用户网络问题 看看代码是否声明了网络权限、或者用户是否关闭了网络权限

SocketException:Failed host lookup : xxx.com’ (OS Error: nodenme nor servname prowded,or not known,errno = 7)

可能是用户开启VPN