Dec 7, 2009 10:06:14 AM hudson.model.Hudson$4 onTaskFailed
SEVERE: Failed Loading plugin email-ext
hudson.util.IOException2: Failed to initialize
	at hudson.ClassicPluginStrategy.load(ClassicPluginStrategy.java:278)
	at hudson.PluginManager$1$3$2$1.run(PluginManager.java:202)
	at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146)
	at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259)
	at hudson.model.Hudson$3.runTask(Hudson.java:642)
	at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187)
	at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NoClassDefFoundError: hudson/plugins/analysis/core/HealthAwarePublisher