Error Randomly

[Beaupedia]

2013-06-21 02:17:32 [SEVERE] java.lang.NullPointerException
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.IRC.isVoicePlus(IRC.java:519)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.plugin.command.irccommand.Announce.canExecute(Announce.java:16)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.plugin.managers.CommandManager.onIRCCommand(CommandManager.java:147)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.plugin.managers.listeners.IRCEventListener.onMessage(IRCEventListener.java:27)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.event.events.PluginMessageEvent.dispatch(PluginMessageEvent.java:28)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventMulticaster.fireEvent(EventMulticaster.java:114)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventMulticaster.fireEvent(EventMulticaster.java:98)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventManager.processEvent(EventManager.java:67)
2013-06-21 02:17:32 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventManager.run(EventManager.java:181)
2013-06-21 02:17:32 [SEVERE] at java.lang.Thread.run(Thread.java:722)
2013-06-21 02:17:52 [INFO] Siejo82 issued server command: /tp djjako
2013-06-21 02:17:58 [INFO] <Nova[Member] unknownguy162> i can ffix that
2013-06-21 02:18:06 [SEVERE] java.lang.NullPointerException
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.IRC.isVoicePlus(IRC.java:519)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.plugin.command.irccommand.Announce.canExecute(Announce.java:16)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.plugin.managers.CommandManager.onIRCCommand(CommandManager.java:147)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.plugin.managers.listeners.IRCEventListener.onMessage(IRCEventListener.java:27)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.event.events.PluginMessageEvent.dispatch(PluginMessageEvent.java:28)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventMulticaster.fireEvent(EventMulticaster.java:114)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventMulticaster.fireEvent(EventMulticaster.java:98)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventManager.processEvent(EventManager.java:67)
2013-06-21 02:18:06 [SEVERE] at org.monstercraft.irc.ircplugin.event.EventManager.run(EventManager.java:181)
2013-06-21 02:18:06 [SEVERE] at java.lang.Thread.run(Thread.java:722)