Sqoop export error help!

sqoop error help!!!

[root@Couchbase01 bin]# sqoop export -connect http://localhost:8091/pools --table data --export-dir data
Warning: /usr/lib/hbase does not exist! HBase imports will fail.
Please set $HBASE_HOME to the root of your HBase installation.
14/03/17 14:00:20 INFO tool.CodeGenTool: Beginning code generation
14/03/17 14:00:20 INFO orm.CompilationManager: HADOOP_HOME is /usr/lib/hadoop
14/03/17 14:00:20 INFO orm.CompilationManager: Found hadoop core jar at: /usr/lib/hadoop/hadoop-core.jar
14/03/17 14:00:21 INFO orm.CompilationManager: Writing jar file: /tmp/sqoop-root/compile/76d8e06640477f11aa65e91323510f91/PMUdata.jar
14/03/17 14:00:21 INFO mapreduce.ExportJobBase: Beginning export of PMUdata
14/03/17 14:00:21 ERROR tool.ExportTool: Encountered IOException running export job: org.apache.hadoop.ipc.RPC$VersionMismatch: Protocol org.apache.hadoop.hdfs.protocol.ClientProtocol version mismatch. (client = 63, server = 61)