HTTP request each other discarded return messages, but received the 302 redirect the location to the-CodePudding

Server error HTTP server call each other, each other, discarding the return:
14:02:25:2019-03-27-342 SendIocp () Socket Send Error With ErCode=10038, nSend=- 101, Socket=8252, SocketId=331353160
14:02:25:2019-03-27-342 SocketId=331353160 Socket=8252 has failed, discards the response package:
HTTP/1.1 200 OK
Connection: Keep Alive -

But the client receives the following:

* Closing connection 0

Where's response to the 302? Because the server has rejected the response packet,
Pray god to give directions