The same issue, Save the child PLS!!!!!!!!!!!!!!!!!!

like this

and Cycle dependencies is pretty often

We have the same problem, This is a relatively serious problem by analyze our monitoring data. It caused a very large amount of crash and make user experience bad. If it is Apple’s bug, Why not fix it as soon as possible, moving to Network framework in a short time is not too easy for a system like base on GCDAsyncSocket.And there's not enough introduction to do it :(