xmpp eclipse本地配置报错

Question

[pool-1-thread-1] ERROR org.jivesoftware.openfire.container.AdminConsolePlugin - An exception occurred while trying to make available the admin console via HTTPS.
java.lang.NullPointerException
at org.jivesoftware.openfire.container.AdminConsolePlugin.startup(AdminConsolePlugin.java:144)
at org.jivesoftware.openfire.container.AdminConsolePlugin.initializePlugin(AdminConsolePlugin.java:244)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:447)
at org.jivesoftware.openfire.container.PluginManager.access$1(PluginManager.java:263)
at org.jivesoftware.openfire.container.PluginManager$PluginMonitor.run(PluginManager.java:1037)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
[pool-1-thread-1] INFO org.eclipse.jetty.server.Server - jetty-9.2.14.v20151106
[pool-1-thread-1] INFO org.jivesoftware.util.cache.CacheFactory - Created cache [org.jivesoftware.util.cache.DefaultLocalCacheStrategy] for Favicon Misses
[pool-1-thread-1] INFO org.jivesoftware.util.cache.CacheFactory - Created cache [org.jivesoftware.util.cache.DefaultLocalCacheStrategy] for Favicon Hits
[pool-1-thread-1] WARN org.eclipse.jetty.util.component.AbstractLifeCycle - FAILED o.e.j.w.WebAppContext@57f9e110{/,file:/Users/mac/Downloads/openfire_src/target/openfire/plugins/admin/webapp/,STARTING}{/Users/mac/Downloads/openfire_src/target/openfire/plugins/admin/webapp}: java.lang.Error: Unresolved compilation problem:
The type org.apache.tools.ant.Task cannot be resolved. It is indirectly referenced from required .class files

Answer 1

http://blog.csdn.net/potts/article/details/29495823