NullPointerException in AuthFactory.createDigest()

I continue getting this NPE when trying to log on (unsecure connection) using a SHA digest of the password. What’s strange is that sometimes it occurs, sometimes not (yes, sometimes it works just fine). There doesn’t seem to be a special pattern.

Server version: Openfire 3.4.5.

Thanks in advance!

Here’s the log:

2008.02.24 01:00:10 org.jivesoftware.openfire.handler.IQHandler.process(IQHandler.java:68) Interner Serverfehler

java.lang.NullPointerException

at org.jivesoftware.openfire.auth.AuthFactory.createDigest(AuthFactory.java:184)

at org.jivesoftware.openfire.auth.DefaultAuthProvider.authenticate(DefaultAuthProv ider.java:90)

at org.jivesoftware.openfire.auth.AuthFactory.authenticate(AuthFactory.java:170)

at org.jivesoftware.openfire.handler.IQAuthHandler.login(IQAuthHandler.java:202)

at org.jivesoftware.openfire.handler.IQAuthHandler.handleIQ(IQAuthHandler.java:145 )

at org.jivesoftware.openfire.handler.IQHandler.process(IQHandler.java:48)

at org.jivesoftware.openfire.IQRouter.handle(IQRouter.java:348)

at org.jivesoftware.openfire.IQRouter.route(IQRouter.java:100)

at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:67)

at org.jivesoftware.openfire.net.StanzaHandler.processIQ(StanzaHandler.java:303)

at org.jivesoftware.openfire.net.ClientStanzaHandler.processIQ(ClientStanzaHandler .java:78)

at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:268)

at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:167)

at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:132)

at org.apache.mina.common.support.AbstractIoFilterChain$TailFilter.messageReceived (AbstractIoFilterChain.java:570)

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.codec.support.SimpleProtocolDecoderOutput.flush(SimplePr otocolDecoderOutput.java:58)

at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecF ilter.java:173)

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(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:51)

at java.lang.Thread.run(Unknown Source)