Character disallowed on open fire

dear all,

Any body can help me. I try using Bombus & JabberMixclient as client mobile. And I had message on openfire log is

2010.03.10 16:01:31 Closing session due to exception: (SOCKET, R: /202.93.37.90:38617, L: /119.235.31.17:5222, S: 0.0.0.0/0.0.0.0:5222)
org.apache.mina.filter.codec.ProtocolDecoderException: java.lang.Exception: Disallowed character (Hexdump: 16 03 01 00 2F 01 00 00 2B 03 01 00 97 5F 2A 9B 24 69 B6 F6 51 7C 73 A8 13 AF 3D C2 17 55 5C 5B 7E 14 B3 BB 93 66 5D FD 19 13 95 00 00 04 00 04 00 05 01 00)
at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecF ilter.java:170)
at org.apache.mina.common.support.AbstractIoFilterChain.callNextMessageReceived(Ab stractIoFilterChain.java:299)
at org.apache.mina.common.support.AbstractIoFilterChain.access$1100(AbstractIoFilt erChain.java:53)
at org.apache.mina.common.support.AbstractIoFilterChain$EntryImpl$1.messageReceive d(AbstractIoFilterChain.java:648)
at org.apache.mina.filter.executor.ExecutorFilter.processEvent(ExecutorFilter.java :239)
at org.apache.mina.filter.executor.ExecutorFilter$ProcessEventsRunnable.run(Execut orFilter.java:283)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java: 886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:51)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.Exception: Disallowed character

Anybody can help me ??