one user has registered his JID using cyrillic letters and now I got in logs:
Internal server error
java.lang.IllegalArgumentException: Illegal JID: H8(Roster.java:89)
at org.jivesoftware.wildfire.roster.RosterManager.getRoster(RosterManager.java:76)
at org.jivesoftware.wildfire.user.User.getRoster(User.java:243)
at org.jivesoftware.wildfire.handler.IQRosterHandler.manageRoster(IQRosterHandler. java:185)
at org.jivesoftware.wildfire.handler.IQRosterHandler.handleIQ(IQRosterHandler.java :103)
at org.jivesoftware.wildfire.handler.IQHandler.process(IQHandler.java:48)
at org.jivesoftware.wildfire.IQRouter.handle(IQRouter.java:261)
at org.jivesoftware.wildfire.IQRouter.route(IQRouter.java:94)
at org.jivesoftware.wildfire.PacketRouter.route(PacketRouter.java:65)
at org.jivesoftware.wildfire.net.SocketReader.processIQ(SocketReader.java:396)
at org.jivesoftware.wildfire.net.ClientSocketReader.processIQ(ClientSocketReader.j ava:50)
at org.jivesoftware.wildfire.net.SocketReader.readStream(SocketReader.java:264)
at org.jivesoftware.wildfire.net.SocketReader.run(SocketReader.java:119)
at java.lang.Thread.run(Unknown Source)
Caused by: org.jivesoftware.stringprep.StringprepException: Contains prohibited code points.
at org.jivesoftware.stringprep.Stringprep.nodeprep(Stringprep.java:120)
at org.xmpp.packet.JID.init(JID.java:350)
… 22 more[/code]