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  1. ZooKeeper
  2. ZOOKEEPER-4377

KeeperException.create has NullPointerException when low version client requests the high version server

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      blishment complete on server localhost/127.0.0.1:2180, sessionid = 0x1000278adba0129, negotiated timeout = 30000blishment complete on server localhost/127.0.0.1:2180, sessionid = 0x1000278adba0129, negotiated timeout = 30000java.lang.NullPointerException at org.apache.zookeeper.KeeperException.create(KeeperException.java:94) at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1538) at site.ycsb.db.zookeeper.ZKClient.insert(ZKClient.java:131) at site.ycsb.DBWrapper.insert(DBWrapper.java:227) at site.ycsb.workloads.CoreWorkload.doInsert(CoreWorkload.java:621) at site.ycsb.ClientThread.run(ClientThread.java:135) at java.lang.Thread.run(Thread.java:748)java.lang.NullPointerExceptionjava.lang.NullPointerException
       at org.apache.zookeeper.KeeperException.create(KeeperException.java:94) at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) at org.apache.zookeeper.KeeperException.create(KeeperException.java:94) at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1538)
      

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            maoling Ling Mao Assign to me
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