org.apache.storm.utils.NimbusLeaderNotFoundException: Could not find leader nimbus from seed hosts ["master"]. Did you specify a valid list of nimbus hosts for config nimbus.seeds?

    at org.apache.storm.utils.NimbusClient.getConfiguredClientAs(NimbusClient.java:)

    at org.apache.storm.ui.core$all_topologies_summary.invoke(core.clj:)

    at org.apache.storm.ui.core$fn__12605.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$make_route$fn__4631.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$if_route$fn__4619.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$if_method$fn__4612.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$routing$fn__4637.invoke(core.clj:)

    at clojure.core$some.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$routing.doInvoke(core.clj:)

    at clojure.lang.RestFn.applyTo(RestFn.java:)

    at clojure.core$apply.invoke(core.clj:)

    at org.apache.storm.shade.compojure.core$routes$fn__4641.invoke(core.clj:)

    at org.apache.storm.shade.ring.middleware.json$wrap_json_params$fn__12065.invoke(json.clj:)

    at org.apache.storm.shade.ring.middleware.multipart_params$wrap_multipart_params$fn__5766.invoke(multipart_params.clj:)

    at org.apache.storm.shade.ring.middleware.reload$wrap_reload$fn__11217.invoke(reload.clj:)

    at org.apache.storm.ui.helpers$requests_middleware$fn__6019.invoke(helpers.clj:)

    at org.apache.storm.ui.core$catch_errors$fn__12786.invoke(core.clj:)

    at org.apache.storm.shade.ring.middleware.keyword_params$wrap_keyword_params$fn__5686.invoke(keyword_params.clj:)

    at org.apache.storm.shade.ring.middleware.nested_params$wrap_nested_params$fn__5729.invoke(nested_params.clj:)

    at org.apache.storm.shade.ring.middleware.params$wrap_params$fn__5658.invoke(params.clj:)

    at org.apache.storm.shade.ring.middleware.multipart_params$wrap_multipart_params$fn__5766.invoke(multipart_params.clj:)

    at org.apache.storm.shade.ring.middleware.flash$wrap_flash$fn__5981.invoke(flash.clj:)

    at org.apache.storm.shade.ring.middleware.session$wrap_session$fn__5967.invoke(session.clj:)

    at org.apache.storm.shade.ring.util.servlet$make_service_method$fn__5516.invoke(servlet.clj:)

    at org.apache.storm.shade.ring.util.servlet$servlet$fn__5520.invoke(servlet.clj:)

    at org.apache.storm.shade.ring.util.servlet.proxy$javax.servlet.http.HttpServlet$ff19274a.service(Unknown Source)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:)

    at org.apache.storm.logging.filters.AccessLoggingFilter.handle(AccessLoggingFilter.java:)

    at org.apache.storm.logging.filters.AccessLoggingFilter.doFilter(AccessLoggingFilter.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:)

    at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source)

    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:)

    at java.lang.reflect.Method.invoke(Method.java:)

    at clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:)

    at clojure.lang.Reflector.invokeInstanceMethod(Reflector.java:)

    at org.apache.storm.ui.helpers$x_frame_options_filter_handler$fn__6112.invoke(helpers.clj:)

    at org.apache.storm.ui.helpers.proxy$java.lang.Object$Filter$abec9a8f.doFilter(Unknown Source)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlets.CrossOriginFilter.handle(CrossOriginFilter.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlets.CrossOriginFilter.doFilter(CrossOriginFilter.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.Server.handle(Server.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:)

    at org.apache.storm.shade.org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:)

    at org.apache.storm.shade.org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:)

    at org.apache.storm.shade.org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:)

    at org.apache.storm.shade.org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:)

    at org.apache.storm.shade.org.eclipse.jetty.io.nio.SelectChannelEndPoint$.run(SelectChannelEndPoint.java:)

    at org.apache.storm.shade.org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:)

    at org.apache.storm.shade.org.eclipse.jetty.util.thread.QueuedThreadPool$.run(QueuedThreadPool.java:)

    at java.lang.Thread.run(Thread.java:)

[hadoop@master conf]$ cd $ZOOKEEPER_HOME

[hadoop@master zookeeper]$ bin/zkServer.sh stop

JMX enabled by default

Using config: /home/hadoop/app/zookeeper/bin/../conf/zoo.cfg

Stopping zookeeper ... STOPPED

[hadoop@master zookeeper]$ bin/zkServer.sh start

JMX enabled by default

Using config: /home/hadoop/app/zookeeper/bin/../conf/zoo.cfg

Starting zookeeper ... STARTED

[hadoop@master zookeeper]$