启动storm之后浏览器访问报错,org.apache.thrift7.transport.TTransportException: java.net.ConnectException: Connection refused (Connection refused)

Internal Server Error
org.apache.thrift7.transport.TTransportException: java.net.ConnectException: Connection refused (Connection refused)
    at org.apache.thrift7.transport.TSocket.open(TSocket.java:183)
    at org.apache.thrift7.transport.TFramedTransport.open(TFramedTransport.java:81)
    at backtype.storm.thrift$nimbus_client_and_conn.invoke(thrift.clj:75)
    at backtype.storm.ui.core$all_topologies_summary.invoke(core.clj:515)
    at backtype.storm.ui.core$fn__6094.invoke(core.clj:851)
    at compojure.core$make_route$fn__4275.invoke(core.clj:93)
    at compojure.core$if_route$fn__4263.invoke(core.clj:39)
    at compojure.core$if_method$fn__4256.invoke(core.clj:24)
    at compojure.core$routing$fn__4281.invoke(core.clj:106)
    at clojure.core$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__4285.invoke(core.clj:111)
    at ring.middleware.reload$wrap_reload$fn__4310.invoke(reload.clj:14)
    at backtype.storm.ui.core$catch_errors$fn__6135.invoke(core.clj:909)
    at ring.middleware.keyword_params$wrap_keyword_params$fn__4952.invoke(keyword_params.clj:27)
    at ring.middleware.nested_params$wrap_nested_params$fn__4991.invoke(nested_params.clj:65)
    at ring.middleware.params$wrap_params$fn__4924.invoke(params.clj:55)
    at ring.middleware.multipart_params$wrap_multipart_params$fn__5019.invoke(multipart_params.clj:103)
    at ring.middleware.flash$wrap_flash$fn__5200.invoke(flash.clj:14)
    at ring.middleware.session$wrap_session$fn__5189.invoke(session.clj:43)
    at ring.middleware.cookies$wrap_cookies$fn__5120.invoke(cookies.clj:160)
    at ring.adapter.jetty$proxy_handler$fn__5400.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$Connection.run(SocketConnector.java:228)
    at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
    at java.net.PlainSocketImpl.socketConnect(Native Method)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at org.apache.thrift7.transport.TSocket.open(TSocket.java:178)
    ... 33 more