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    This was a bug at HBase 1.0.1, it has been patched, so an update to 1.0.2 or further should solve the problem. URL for the Jira thread: https://goo.gl/c5oa6f

java.net.ConnectException: Connection refused	at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)	at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)	at org.glassfish.grizzly.nio.transport.TCPNIOConnectorHandler.onConnectedAsync(TCPNIOConnectorHandler.java:210)	at org.glassfish.grizzly.nio.transport.TCPNIOConnectorHandler$1.connected(TCPNIOConnectorHandler.java:158)	at org.glassfish.grizzly.nio.transport.TCPNIOConnection.onConnect(TCPNIOConnection.java:258)	at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:517)	at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)	at org.mule.module.http.internal.request.grizzly.FlowWorkManagerIOStrategy.run0(FlowWorkManagerIOStrategy.java:134)	at org.mule.module.http.internal.request.grizzly.FlowWorkManagerIOStrategy.executeIoEvent(FlowWorkManagerIOStrategy.java:77)	at org.glassfish.grizzly.strategies.AbstractIOStrategy.executeIoEvent(AbstractIOStrategy.java:89)	at org.glassfish.grizzly.nio.SelectorRunner.iterateKeyEvents(SelectorRunner.java:415)	at org.glassfish.grizzly.nio.SelectorRunner.iterateKeys(SelectorRunner.java:384)	at org.glassfish.grizzly.nio.SelectorRunner.doSelect(SelectorRunner.java:348)	at org.glassfish.grizzly.nio.SelectorRunner.run(SelectorRunner.java:279)	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591)	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571)	at java.lang.Thread.run(Thread.java:745)