com.aerospike.client.AerospikeException: Error 4,1,30000,30000,30000,2,C1 10.11.153.68 3000: Parameter error

I am trying to write a Spring batch code to copy data in Aerospike DB. So trying to use batch write.

public void write(Chunk<? extends List<AeroSpikeData>> chunk) throws Exception {
    List<BatchRecord> records = new ArrayList<BatchRecord>();
    for (List<AeroSpikeData> item : chunk) {
      for (AeroSpikeData row : item) {
        Operation[] ops = Operation.array(
            Operation.put(new Bin("data", Value.get(row.data))));
        records.add(new BatchWrite(new Key(namespace, setname, Value.get(row.PK)), ops));
      }
    }
    aerospikeClient.operate(null, records);
  }

Here is the config.

public AerospikeClient aerospikeDBClient() {
        Host[] hosts = new Host[] { new Host(host1, port), new Host(host2, port), new Host(host3, port) };
        WritePolicy writePolicy = new WritePolicy();
        BatchPolicy batchPolicy = new BatchPolicy();
        ClientPolicy policy = new ClientPolicy();
        writePolicy.sendKey = batchPolicy.sendKey = true;        
        writePolicy.socketTimeout = batchPolicy.socketTimeout = 30000;
        writePolicy.totalTimeout = batchPolicy.totalTimeout = 30000;
        writePolicy.connectTimeout = batchPolicy.connectTimeout = 30000;
        batchPolicy.maxConcurrentThreads = 0;
        policy.user = user;
        policy.password = password;
        policy.failIfNotConnected = true;
        policy.timeout = 0;
        policy.writePolicyDefault = writePolicy;
        policy.batchParentPolicyWriteDefault = batchPolicy;
        return new AerospikeClient(policy, hosts);
    }

pom dependency


<dependency>
			<groupId>com.aerospike</groupId>
			<artifactId>aerospike-client</artifactId>
			<version>7.2.1</version>
		</dependency>