11:46:48,135 ERROR [io.undertow.request.io] (default I/O-4) UT005090: Unexpected failure: java.lang.NullPointerException
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.http2.Http2Channel.sendPing(Http2Channel.java:794)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.http2.Http2Channel.createChannelImpl(Http2Channel.java:489)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.http2.Http2Channel.createChannel(Http2Channel.java:342)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.http2.Http2Channel.createChannel(Http2Channel.java:68)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.server.protocol.framed.AbstractFramedChannel.receive(AbstractFramedChannel.java:451)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.server.protocol.http2.Http2ReceiveListener.handleEvent(Http2ReceiveListener.java:111)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.server.protocol.http2.Http2ReceiveListener.handleEvent(Http2ReceiveListener.java:60)
16:47:08 	at org.jboss.xnio@3.6.1.Final-redhat-1//org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.server.protocol.framed.AbstractFramedChannel$FrameReadListener.handleEvent(AbstractFramedChannel.java:942)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.server.protocol.framed.AbstractFramedChannel$FrameReadListener.handleEvent(AbstractFramedChannel.java:923)
16:47:08 	at org.jboss.xnio@3.6.1.Final-redhat-1//org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
16:47:08 	at org.jboss.xnio@3.6.1.Final-redhat-1//org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.ssl.SslConduit$SslReadReadyHandler.readReady(SslConduit.java:1145)
16:47:08 	at io.undertow.core@2.0.0.Beta1//io.undertow.protocols.ssl.SslConduit$1.run(SslConduit.java:168)
16:47:08 	at org.jboss.xnio.nio@3.6.1.Final-redhat-1//org.xnio.nio.WorkerThread.safeRun(WorkerThread.java:612)
16:47:08 	at org.jboss.xnio.nio@3.6.1.Final-redhat-1//org.xnio.nio.WorkerThread.run(WorkerThread.java:479)