Can someone explain what's wrong with my openfire server?

Each time I check logs of openfire,

can see things like the following:

at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:196)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:163)
at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:133)
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.common.IoFilterAdapter.messageReceived(IoFilterAdapter.java:80)
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:180)
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)
2009.05.29 01:23:06 Unable to set status of connection 7 from ACTIVE to AVAILABLE because it’s state was ACTIVE
2009.05.29 01:28:15 #0007 was active for 308836 milliseconds and has been removed automaticaly. The Thread responsible was named ‘jYMSG Event Dispatcher thread’, but the last SQL it performed is unknown because the trace property is not enabled.
2009.05.30 10:49:17 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.05.30 10:49:17 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.05.31 15:53:33 Error occured while processing packet:
org.openymsg.network.IllegalIdentityException: The YahooIdentity 'jobirnbot38’is not a valid identity for this session.
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.jivesoftware.openfire.gateway.protocols.yahoo.YahooSession.sendMessage(Yaho oSession.java:356)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:262)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:201)
at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents .process(InternalComponentManager.java:593)
at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.jav a:258)
at org.jivesoftware.openfire.MessageRouter.route(MessageRouter.java:97)
at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:72)
at org.jivesoftware.openfire.net.StanzaHandler.processMessage(StanzaHandler.java:3 35)
at org.jivesoftware.openfire.net.ClientStanzaHandler.processMessage(ClientStanzaHa ndler.java:91)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:196)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:163)
at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:133)
at org.apache.mina.common.support.AbstractIoFilterChain$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.common.IoFilterAdapter.messageReceived(IoFilterAdapter.java:80)
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:180)
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)
2009.06.01 10:43:50 Error occured while processing packet:
org.openymsg.network.IllegalIdentityException: The YahooIdentity 'jobirnbot38’is not a valid identity for this session.
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.jivesoftware.openfire.gateway.protocols.yahoo.YahooSession.sendMessage(Yaho oSession.java:356)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:262)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:201)
at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents .process(InternalComponentManager.java:593)
at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.jav a:258)
at org.jivesoftware.openfire.MessageRouter.route(MessageRouter.java:97)
at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:72)
at org.jivesoftware.openfire.net.StanzaHandler.processMessage(StanzaHandler.java:3 35)
at org.jivesoftware.openfire.net.ClientStanzaHandler.processMessage(ClientStanzaHa ndler.java:91)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:196)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:163)
at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:133)
at org.apache.mina.common.support.AbstractIoFilterChain$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.common.IoFilterAdapter.messageReceived(IoFilterAdapter.java:80)
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:180)
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)
2009.06.01 10:49:17 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.06.01 10:49:17 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.06.01 16:36:26 Error occured while processing packet:
org.openymsg.network.IllegalIdentityException: The YahooIdentity 'jobirnbot38’is not a valid identity for this session.
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.openymsg.network.Session.sendMessage(Unknown Source)
at org.jivesoftware.openfire.gateway.protocols.yahoo.YahooSession.sendMessage(Yaho oSession.java:356)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:262)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:201)
at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents .process(InternalComponentManager.java:593)
at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.jav a:258)
at org.jivesoftware.openfire.MessageRouter.route(MessageRouter.java:97)
at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:72)
at org.jivesoftware.openfire.net.StanzaHandler.processMessage(StanzaHandler.java:3 35)
at org.jivesoftware.openfire.net.ClientStanzaHandler.processMessage(ClientStanzaHa ndler.java:91)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:196)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:163)
at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:133)
at org.apache.mina.common.support.AbstractIoFilterChain$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.common.IoFilterAdapter.messageReceived(IoFilterAdapter.java:80)
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:180)
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)
2009.06.01 17:17:56 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:17:56 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:17:57 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:01 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:01 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:02 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:02 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:02 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:03 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:03 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:03 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:08 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:11 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:19 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:24 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:24 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:24 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:24 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:24 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.01 17:18:29 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 05:55:08 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 05:55:08 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 14:57:37 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 14:57:42 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 18:46:05 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 18:46:10 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.02 18:48:15 Error occured while processing packet:
java.lang.IllegalStateException: Not connected to server.
at org.jivesoftware.smack.XMPPConnection.sendPacket(XMPPConnection.java:856)
at org.jivesoftware.smack.ChatManager.sendMessage(ChatManager.java:235)
at org.jivesoftware.smack.Chat.sendMessage(Chat.java:97)
at org.jivesoftware.openfire.gateway.protocols.xmpp.XMPPSession.sendMessage(XMPPSe ssion.java:428)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:262)
at org.jivesoftware.openfire.gateway.BaseTransport.processPacket(BaseTransport.jav a:201)
at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents .process(InternalComponentManager.java:593)
at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.jav a:258)
at org.jivesoftware.openfire.MessageRouter.route(MessageRouter.java:97)
at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:72)
at org.jivesoftware.openfire.net.StanzaHandler.processMessage(StanzaHandler.java:3 35)
at org.jivesoftware.openfire.net.ClientStanzaHandler.processMessage(ClientStanzaHa ndler.java:91)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:196)
at org.jivesoftware.openfire.net.StanzaHandler.process(StanzaHandler.java:163)
at org.jivesoftware.openfire.nio.ConnectionHandler.messageReceived(ConnectionHandl er.java:133)
at org.apache.mina.common.support.AbstractIoFilterChain$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.common.IoFilterAdapter.messageReceived(IoFilterAdapter.java:80)
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:180)
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)
2009.06.03 10:49:18 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.06.03 10:49:18 Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2009.06.03 17:06:08 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.03 17:08:25 Missing resource for key: gateway.xmpp.connectionclosed in locale en
2009.06.04 00:13:36 Missing resource for key: gateway.xmpp.connectionclosed in locale en

Any advice is appreciated!

As there are some errors related to transports (IM Gateway) i suggest to use the latest Kraken plugin version and ask in its forums (IM Gateway is now Kraken) http://kraken.blathersource.org/