Is this anything to be worried about

I literally have hundreds of these and they are still posting. Any clue what it means?

2007.01.10 18:20:50 Stream error detected. Session: org.jivesoftware.wildfire.ClientSession@1353d52 status: 1 address: srv.dom.com/974b5bb7 id: 974b5bb7 presence:

java.util.NoSuchElementException

at java.util.StringTokenizer.nextToken(StringTokenizer.java:332)

at org.jivesoftware.wildfire.net.SASLAuthentication.doPlainAuthentication(SASLAuth entication.java:335)

at org.jivesoftware.wildfire.net.SASLAuthentication.handle(SASLAuthentication.java :173)

at org.jivesoftware.wildfire.net.SocketReadingMode.authenticateClient(SocketReadin gMode.java:117)

at org.jivesoftware.wildfire.net.BlockingReadingMode.readStream(BlockingReadingMod e.java:136)

at org.jivesoftware.wildfire.net.BlockingReadingMode.run(BlockingReadingMode.java: 62)

at org.jivesoftware.wildfire.net.SocketReader.run(SocketReader.java:123)

at java.lang.Thread.run(Thread.java:595)

This has to do with the presence that Soapbox is announcing, and I do not think anything is harming the server, other than filling my logs (we migrated to soapbox when we migrated to Wifi)… closing this one and worying about the real issues