12:10:13,527 ERROR [io.undertow.request] (default read-2) UT005001: An exception occurred processing the request: java.lang.IllegalArgumentException: We do  not support prefix codes other than 2 yet.10
	at io.undertow.ajp.AjpParser.parse(AjpParser.java:145) [undertow-core-1.0.0.Alpha4-SNAPSHOT.jar:1.0.0.Alpha4-SNAPSHOT]
	at io.undertow.ajp.AjpReadListener.handleEvent(AjpReadListener.java:115) [undertow-core-1.0.0.Alpha4-SNAPSHOT.jar:1.0.0.Alpha4-SNAPSHOT]
	at io.undertow.ajp.AjpOpenListener.handleEvent(AjpOpenListener.java:67) [undertow-core-1.0.0.Alpha4-SNAPSHOT.jar:1.0.0.Alpha4-SNAPSHOT]
	at io.undertow.ajp.AjpOpenListener.handleEvent(AjpOpenListener.java:25) [undertow-core-1.0.0.Alpha4-SNAPSHOT.jar:1.0.0.Alpha4-SNAPSHOT]
	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.ChannelListeners$10.handleEvent(ChannelListeners.java:290) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.ChannelListeners$10.handleEvent(ChannelListeners.java:285) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.ChannelListeners$DelegatingChannelListener.handleEvent(ChannelListeners.java:1052) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.nio.NioTcpServerHandle.handleReady(NioTcpServerHandle.java:53) [xnio-nio-3.1.0.Beta9.jar:3.1.0.Beta9]
	at org.xnio.nio.WorkerThread.run(WorkerThread.java:518) [xnio-nio-3.1.0.Beta9.jar:3.1.0.Beta9]