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java.lang.NullPointerException: 	at clojure.core$name.invoke(core.clj:1505)	at backtype.storm.ui.core$component_page.invoke(core.clj:752)	at backtype.storm.ui.core$fn__7766.invoke(core.clj:782)	at compojure.core$make_route$fn__5755.invoke(core.clj:93)	at compojure.core$if_route$fn__5743.invoke(core.clj:39)	at compojure.core$if_method$fn__5736.invoke(core.clj:24)	at compojure.core$routing$fn__5761.invoke(core.clj:106)	at clojure.core$some.invoke(core.clj:2443)	at compojure.core$routing.doInvoke(core.clj:106)	at clojure.lang.RestFn.applyTo(RestFn.java:139)	at clojure.core$apply.invoke(core.clj:619)	at compojure.core$routes$fn__5765.invoke(core.clj:111)	at ring.middleware.reload$wrap_reload$fn__6880.invoke(reload.clj:14)	at backtype.storm.ui.core$catch_errors$fn__7800.invoke(core.clj:836)	at ring.middleware.keyword_params$wrap_keyword_params$fn__6319.invoke(keyword_params.clj:27)	at ring.middleware.nested_params$wrap_nested_params$fn__6358.invoke(nested_params.clj:65)	at ring.middleware.params$wrap_params$fn__6291.invoke(params.clj:55)	at ring.middleware.multipart_params$wrap_multipart_params$fn__6386.invoke(multipart_params.clj:103)	at ring.middleware.flash$wrap_flash$fn__6675.invoke(flash.clj:14)	at ring.middleware.session$wrap_session$fn__6664.invoke(session.clj:43)	at ring.middleware.cookies$wrap_cookies$fn__6595.invoke(cookies.clj:160)	at ring.adapter.jetty$proxy_handler$fn__6112.invoke(jetty.clj:16)	at ring.adapter.jetty.proxy$org.mortbay.jetty.handler.AbstractHandler$0.handle(Unknown Source)	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)	at org.mortbay.jetty.Server.handle(Server.java:326)	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)	at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)