Exception when using compression and joining groupchat

When using compression with Psi and Openfire 3.3.0 and joining groupchat on another server I receive the following exception:

java.lang.ArrayIndexOutOfBoundsException: -1

at com.jcraft.jzlib.Deflate.longest_match(Deflate.java:1272)

at com.jcraft.jzlib.Deflate.deflate_slow(Deflate.java:1150)

at com.jcraft.jzlib.Deflate.deflate(Deflate.java:1567)

at com.jcraft.jzlib.ZStream.deflate(ZStream.java:133)

at org.apache.mina.filter.support.Zlib.deflate(Zlib.java:176)

at org.apache.mina.filter.CompressionFilter.filterWrite(CompressionFilter.java:198 )

at org.apache.mina.common.support.AbstractIoFilterChain.callPreviousFilterWrite(Ab stractIoFilterChain.java:445)

at org.apache.mina.common.support.AbstractIoFilterChain.access$1400(AbstractIoFilt erChain.java:54)

at org.apache.mina.common.support.AbstractIoFilterChain$EntryImpl$1.filterWrite(Ab stractIoFilterChain.java:824)

at org.apache.mina.filter.codec.ProtocolCodecFilter.filterWrite(ProtocolCodecFilte r.java:227)

at org.apache.mina.common.support.AbstractIoFilterChain.callPreviousFilterWrite(Ab stractIoFilterChain.java:445)

at org.apache.mina.common.support.AbstractIoFilterChain.access$1400(AbstractIoFilt erChain.java:54)

at org.apache.mina.common.support.AbstractIoFilterChain$EntryImpl$1.filterWrite(Ab stractIoFilterChain.java:824)

at org.apache.mina.common.support.AbstractIoFilterChain$TailFilter.filterWrite(Abs tractIoFilterChain.java:727)

at org.apache.mina.common.support.AbstractIoFilterChain.callPreviousFilterWrite(Ab stractIoFilterChain.java:445)

at org.apache.mina.common.support.AbstractIoFilterChain.fireFilterWrite(AbstractIo FilterChain.java:436)

at org.apache.mina.transport.socket.nio.SocketSessionImpl.write0(SocketSessionImpl .java:196)

at org.apache.mina.common.support.BaseIoSession.write(BaseIoSession.java:149)

at org.apache.mina.common.support.BaseIoSession.write(BaseIoSession.java:135)

at org.jivesoftware.openfire.nio.NIOConnection.deliver(NIOConnection.java:209)

at org.jivesoftware.openfire.session.ClientSession.deliver(ClientSession.java:742)

at org.jivesoftware.openfire.session.Session.process(Session.java:281)

at org.jivesoftware.openfire.MessageRouter.route(MessageRouter.java:104)

at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:71)

at org.jivesoftware.openfire.net.SocketReader.processMessage(SocketReader.java:287 )

at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader. java:46)

at org.jivesoftware.openfire.net.ServerSocketReader$3.run(ServerSocketReader.java: 129)

at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java: 885)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)

at java.lang.Thread.run(Thread.java:619)