any calls to getModerators(), getMembers(), etc in MultiUserChat fail with ClassCastException:

07-10 13:38:56.248: ERROR/AndroidRuntime(13003): FATAL EXCEPTION: main java.lang.ClassCastException: org.jivesoftware.smack.util.PacketParserUtils$2 at org.jivesoftware.smackx.muc.MultiUserChat.getOccupants(MultiUserChat.java:1797) at org.jivesoftware.smackx.muc.MultiUserChat.getModerators(MultiUserChat.java:1761) at org.apache.android.xmpp.XMPPClient$1.onClick(XMPPClient.java:71) at android.view.View.performClick(View.java:2532)

What version of aSmack / Android / Device do you use? 05-07-2010 release / 2.3 Verizon stock / HTC Thunderbolt

What server do you use? Is there a public server to reproduce the problem? Openfire