Closing connection from /127.0.0.1:50636 due to unknown protocol HTTP/1.1

Solution Unverified - Updated -

Issue

  • Requests are receiving a 400 from EAP 7 and additional logging has shown the following:
DEBUG [io.undertow.request.io] (default I/O-5) Closing connection from /127.0.0.1:50636 due to unknown protocol  HTTP/1.1
DEBUG [io.undertow.request.io] (default I/O-5) UT005014: Failed to parse request: java.io.IOException
    at io.undertow.server.protocol.http.HttpReadListener.handleEventWithNoRunningRequest(HttpReadListener.java:222)
    at io.undertow.server.protocol.http.HttpReadListener.handleEvent(HttpReadListener.java:136)
    at io.undertow.server.protocol.http.HttpReadListener.handleEvent(HttpReadListener.java:59)
    at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
    at org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
    at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:89)
    at org.xnio.nio.WorkerThread.run(WorkerThread.java:591)

Environment

  • JBoss Enterprise Application Platform (EAP) 7.x

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