2012.01.13 15:37:50 org.jivesoftware.openfire.container.PluginManager - Error loading plugin: D:\Program Files\Openfire\plugins\red5
java.lang.NoClassDefFoundError: org/mortbay/jetty/HandlerContainer
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
at java.lang.Class.getConstructor0(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:420)
at org.jivesoftware.openfire.container.PluginManager.access$300(PluginManager.java:80)
at org.jivesoftware.openfire.container.PluginManager$PluginMonitor.run(PluginManager.java:1067)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: org.mortbay.jetty.HandlerContainer
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 17 more
看到官方的解释是因为red5插件对于新版的3.7.0不适应，要等待新的版本出来。
The last version of the red5 plugin for Openfire is not compatible with Openfire 3.7.0 because of the upgrade of the jetty webserver from 6.1 to 7.0.
There is a new version of the red5 plugin for Openfire 3.7.0 coming out soon. Watch this space :-)