title: AmazonServiceException: Supplied AttributeValue is empty, must contain exactly one of the supported datatypes
body: <p>I am trying to import data from dynamodb console interface, but unable to get success.</p>
  
  <p>Data is</p>
  
  <pre><code>{"_id":{"s":"d9922db0-83ac-11e6-9263-cd3ebf92dec3"},"applicationId":{"S":"2"},"applicationName":{"S":"Paperclip"},"ip":{"S":"127.0.0.1"},"objectInfo":{"S":"elearning_2699"},"referalUrl":{"S":"backported data"},"url":{"S":""},"userAgent":{"S":""},"userEmail":{"S":"karthick.shivanna@test.com"},"userId":{"S":"508521"},"userName":{"S":"Karthik"},"created":{"S":"1486983137000"},"verb":{"S":"submitproject"},"dataVals":{"S":"{\"projectid\":5,\"name\":\"Test 1\",\"domain\":\"apparel\",\"submittype\":[\"Writeup\",\"Screenshots\"],\"passcriteria\":\"Percentage\",\"taemail\":\"bhargava.gade@test.com\",\"attemptNo\":1,\"submitDate\":1467784988}"},"eventTime":{"S":"1467784988000"}}
  </code></pre>
  
  <p>I am getting below error</p>
  
  <blockquote>
    <p>Error: java.lang.RuntimeException:
    com.amazonaws.AmazonServiceException: Supplied AttributeValue is
    empty, must contain exactly one of the supported datatypes (Service:
    AmazonDynamoDBv2; Status Code: 400; Error Code: ValidationException;
    Request ID: GECS2L57CG9ANLKCSJSB8EIKVRVV4KQNSO5AEMVJF66Q9ASUAAJG) at
    org.apache.hadoop.dynamodb.DynamoDBFibonacciRetryer.handleException(DynamoDBFibonacciRetryer.java:107)
    at
    org.apache.hadoop.dynamodb.DynamoDBFibonacciRetryer.runWithRetry(DynamoDBFibonacciRetryer.java:83)
    at
    org.apache.hadoop.dynamodb.DynamoDBClient.writeBatch(DynamoDBClient.java:220)
    at
    org.apache.hadoop.dynamodb.DynamoDBClient.putBatch(DynamoDBClient.java:170)
    at
    org.apache.hadoop.dynamodb.write.AbstractDynamoDBRecordWriter.write(AbstractDynamoDBRecordWriter.java:91)
    at
    org.apache.hadoop.mapred.MapTask$DirectMapOutputCollector.collect(MapTask.java:844)
    at
    org.apache.hadoop.mapred.MapTask$OldOutputCollector.collect(MapTask.java:596)
    at org.apache.hadoop.dynamodb.tools.ImportMapper.map(ImportMapper.j
    errorStackTrace
    amazonaws.datapipeline.taskrunner.TaskExecutionException: Failed to
    complete EMR transform. at
    amazonaws.datapipeline.activity.EmrActivity.runActivity(EmrActivity.java:67)
    at
    amazonaws.datapipeline.objects.AbstractActivity.run(AbstractActivity.java:16)
    at
    amazonaws.datapipeline.taskrunner.TaskPoller.executeRemoteRunner(TaskPoller.java:136)
    at
    amazonaws.datapipeline.taskrunner.TaskPoller.executeTask(TaskPoller.java:105)
    at
    amazonaws.datapipeline.taskrunner.TaskPoller$1.run(TaskPoller.java:81)
    at
    private.com.amazonaws.services.datapipeline.poller.PollWorker.executeWork(PollWorker.java:76)
    at
    private.com.amazonaws.services.datapipeline.poller.PollWorker.run(PollWorker.java:53)
    at java.lang.Thread.run(Thread.java:745) Caused by:
    amazonaws.datapipeline.taskrunner.TaskExecutionException: Error:
    java.lang.RuntimeException: com.amazonaws.AmazonServiceException:
    Supplied AttributeValue is empty, must contain exactly one of the
    supported datatypes (Service: AmazonDynamoDBv2; Status Code: 400;
    Error Code: ValidationException; Request ID:
    GECS2L57CG9ANLKCSJSB8EIKVRVV4KQNSO5AEMVJF66Q9ASUAAJG) at
    org.apache.hadoop.dynamodb.DynamoDBFibonacciRetryer.handleException(DynamoDBFibonacciRetryer.java:107)
    at
    org.apache.hadoop.dynamodb.DynamoDBFibonacciRetryer.runWithRetry(DynamoDBFibonacciRetryer.java:83)
    at
    org.apache.hadoop.dynamodb.DynamoDBClient.writeBatch(DynamoDBClient.java:220)
    at
    org.apache.hadoop.dynamodb.DynamoDBClient.putBatch(DynamoDBClient.java:170)
    at
    org.apache.hadoop.dynamodb.write.AbstractDynamoDBRecordWriter.write(AbstractDynamoDBRecordWriter.java:91)
    at
    org.apache.hadoop.mapred.MapTask$DirectMapOutputCollector.collect(MapTask.java:844)
    at
    org.apache.hadoop.mapred.MapTask$OldOutputCollector.collect(MapTask.java:596)
    at
    org.apache.hadoop.dynamodb.tools.ImportMapper.map(ImportMapper.java:26)
    at
    org.apache.hadoop.dynamodb.tools.ImportMapper.map(ImportMapper.java:13)
    at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:65) at
    org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:432) at
    org.apache.hadoop.mapred.MapTask.run(MapTask.java:343) at
    org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:175) at
    java.security.AccessController.doPrivileged(Native Method) at
    javax.security.auth.Subject.doAs(Subject.java:415) at
    org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548)
    at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:170) Caused
    by: com.amazonaws.AmazonServiceException: Supplied AttributeValue is
    empty, must contain exactly one of the supported datatypes (Service:
    AmazonDynamoDBv2; Status Code: 400; Error Code: ValidationException;
    Request ID: GECS2L57CG9ANLKCSJSB8EIKVRVV4KQNSO5AEMVJF66Q9ASUAAJG) at
    com.amazonaws.http.AmazonHttpClient.handleErrorResponse(AmazonHttpClient.java:1182)
    at
    com.amazonaws.http.AmazonHttpClient.executeOneRequest(AmazonHttpClient.java:770)
    at
    com.amazonaws.http.AmazonHttpClient.executeHelper(AmazonHttpClient.java:489)
    at
    com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:310)
    at
    com.amazonaws.services.dynamodbv2.AmazonDynamoDBClient.invoke(AmazonDynamoDBClient.java:1772)
    at
    com.amazonaws.services.dynamodbv2.AmazonDynamoDBClient.batchWriteItem(AmazonDynamoDBClient.java:730)
    at amazonaws.datapipeline.cluster.EmrUtil.runSteps(EmrUtil.java:286)
    at
    amazonaws.datapipeline.activity.EmrActivity.runActivity(EmrActivity.java:63)</p>
  </blockquote>
  
  <p>Am I doing anything wrong?</p>