problem on shutdown

[Desrever Nu]

price diverge so this fails

17:10:04.399 [Thread-5] INFO  - Order clear request successful [com.nubits.nubot.bot.NuBotBase:335]
Exception in thread "Thread-5" zmq.ZError$CtxTerminatedException
17:10:04.400 [Thread-5] INFO  - Sending disconnect message [com.nubits.nubot.bot.NuBotBase:346]
    at zmq.Ctx.create_socket(Ctx.java:295)
    at org.zeromq.ZMQ$Socket.<init>(ZMQ.java:363)
    at org.zeromq.ZMQ$Context.socket(ZMQ.java:312)
    at com.nubits.nubot.streamclient.Subscriber.syncStatusImplementation(Subscriber.java:495)
    at com.nubits.nubot.streamclient.Subscriber.sendDisconnectMessage(Subscriber.java:487)
    at com.nubits.nubot.bot.NuBotBase.shutdownBot(NuBotBase.java:347)
    at com.nubits.nubot.launch.ShutDownProcess.run(ShutDownProcess.java:40)
    at java.lang.Thread.run(Thread.java:745)