Below is error log:

Caused by: com.stumbleupon.async.DeferredGroupException: At least one of the Deferreds failed, first exception: at com.stumbleupon.async.DeferredGroup.done(DeferredGroup.java:169) at com.stumbleupon.async.DeferredGroup.recordCompletion(DeferredGroup.java:158) at com.stumbleupon.async.DeferredGroup.access$200(DeferredGroup.java:36) at com.stumbleupon.async.DeferredGroup$1NotifyOrdered.call(DeferredGroup.java:97) at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) at com.stumbleupon.async.Deferred.callback(Deferred.java:1005) at net.opentsdb.core.TsdbQuery$1ScannerCB.close(TsdbQuery.java:984) at net.opentsdb.core.TsdbQuery$1ScannerCB$ErrorCB.call(TsdbQuery.java:718) at net.opentsdb.core.TsdbQuery$1ScannerCB$ErrorCB.call(TsdbQuery.java:714) at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) at com.stumbleupon.async.Deferred.access$300(Deferred.java:430) at com.stumbleupon.async.Deferred$Continue.call(Deferred.java:1366) at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) at com.stumbleupon.async.Deferred.callback(Deferred.java:1005) at org.hbase.async.HBaseRpc.callback(HBaseRpc.java:698) at org.hbase.async.RegionClient.decode(RegionClient.java:1516) at org.hbase.async.RegionClient.decode(RegionClient.java:88) at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) at org.hbase.async.RegionClient.handleUpstream(RegionClient.java:1206) at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791) at org.jboss.netty.channel.SimpleChannelHandler.messageReceived(SimpleChannelHandler.java:142) at org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleChannelHandler.java:88) at org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler.handleUpstream(IdleStateAwareChannelHandler.java:36) at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791) at org.jboss.netty.handler.timeout.IdleStateHandler.messageReceived(IdleStateHandler.java:294) at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) at org.hbase.async.HBaseClient$RegionClientPipeline.sendUpstream(HBaseClient.java:3108) at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268) at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255) at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88) at org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108) at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:318) at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89) at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178) at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: org.hbase.async.RemoteException: IPC server unable to read call parameters: Error in readFields at org.hbase.async.RegionClient.makeException(RegionClient.java:1738) at org.hbase.async.RegionClient.deserializeException(RegionClient.java:1717) at org.hbase.async.RegionClient.deserialize(RegionClient.java:1581) at org.hbase.async.RegionClient.decode(RegionClient.java:1483) ... 29 more

And I found it only happended in using FilterList in the QueryUtil, if I change to use ScanFilter directly in scanner.setFilter(), it will be ok.