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UT000002: The response has already been started
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UT000002: The response has already been started
java.lang.IllegalStateException: UT000002: The response has already been 
 started	at io.undertow.server.HttpServerExchange.setStatusCode(HttpServerExchange.java:1353)	at io.undertow.server.HttpServerExchange.setResponseCode(HttpServerExchange.java:1328)	at org.wildfly.extension.undertow.DefaultResponseCodeHandler.handleRequest(DefaultResponseCodeHandler.java:52)	at io.undertow.server.handlers.PathHandler.handleRequest(PathHandler.java:94)	at org.wildfly.extension.undertow.Host$OptionsHandler.handleRequest(Host.java:277)	at io.undertow.server.handlers.HttpContinueReadHandler.handleRequest(HttpContinueReadHandler.java:65)	at org.wildfly.swarm.monitor.runtime.HttpContexts.handleRequest(HttpContexts.java:69)	at org.wildfly.swarm.monitor.runtime.SecureHttpContexts.handleRequest(SecureHttpContexts.java:80)	at org.wildfly.extension.undertow.Host$HostRootHandler.handleRequest(Host.java:285)	at io.undertow.server.handlers.NameVirtualHostHandler.handleRequest(NameVirtualHostHandler.java:64)	at io.undertow.server.handlers.error.SimpleErrorPageHandler.handleRequest(SimpleErrorPageHandler.java:76)	at io.undertow.server.handlers.CanonicalPathHandler.handleRequest(CanonicalPathHandler.java:49)	at io.undertow.server.handlers.ChannelUpgradeHandler.handleRequest(ChannelUpgradeHandler.java:158)	at org.wildfly.swarm.undertow.runtime.GateHandlerWrapper$GateHandler.handleRequest(GateHandlerWrapper.java:61)	at io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)	at io.undertow.server.protocol.http.HttpReadListener.handleEventWithNoRunningRequest(HttpReadListener.java:232)	at io.undertow.server.protocol.http.HttpReadListener.handleEvent(HttpReadListener.java:130)	at io.undertow.server.protocol.http.HttpOpenListener.handleEvent(HttpOpenListener.java:145)	at io.undertow.server.protocol.http.HttpOpenListener.handleEvent(HttpOpenListener.java:92)	at io.undertow.server.protocol.http.HttpOpenListener.handleEvent(HttpOpenListener.java:51)	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)	at org.xnio.ChannelListeners$10.handleEvent(ChannelListeners.java:291)	at org.xnio.ChannelListeners$10.handleEvent(ChannelListeners.java:286)	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)	at org.xnio.nio.QueuedNioTcpServer$1.run(QueuedNioTcpServer.java:121)	at org.xnio.nio.WorkerThread.safeRun(WorkerThread.java:580)	at org.xnio.nio.WorkerThread.run(WorkerThread.java:464)