title: AWS data pipeline job failing but there is no error message or error code
body: <p>I tried running a data pipeline job but the EmrActivity step reached a FAILED status but there is no error code or error message:</p>
  
  <p>Name:
  @EMR cluster to perform the work_2013-09-03T16:15:00
  View instance fields
  Description:
  Latest attempt count: 3, Tries left: 0
  Select attempt for this instance:</p>
  
  <p>Status:
  FAILED
  Error code:
  Error message:</p>
  
  <p>any idea why? Where can I find out more info about the underlying problem?</p>
  
  <p>The job is simple: fire up EMR cluster and run a pig script (where xxx is my bucket name):</p>
  
  <pre>
  
      {
      "objects": [
      {
      "id":"Default",
      "failureAndRerunMode":"cascade" 
      },
      {
      "id" : "MyScheduleID",
      "type" : "Schedule",
      "period" : "1 hour",
      "startDateTime" : "2013-09-03T19:00:00",
      "endDateTime" : "2013-09-03T20:00:00"
      },
      {
      "id" : "MyEmrCluster",
      "name" : "EMR cluster to perform the work",
      "type" : "EmrCluster",
      "hadoopVersion" : "0.20",
      "masterInstanceType" : "m1.small",
      "coreInstanceType" : "m1.medium",
      "coreInstanceCount" : "2",
      "terminateAfter": "1 Hours",
      "schedule": {
      "ref": "MyScheduleID"
      },
      "logUri":"s3://xxx/amazonlogs",
      "emrLogUri":"s3://xxx/amazonlogs"
      },
  
      {
      "id" : "MyEmrActivity",
      "name" : "Work to perform on my data",
      "type" : "EmrActivity",
      "runsOn" : {"ref" : "MyEmrCluster"},
      "schedule": {
      "ref": "MyScheduleID"
      },
      "step": "s3://us-east-1.elasticmapreduce/libs/script-runner/script-runner.jar,s3://us-east-1.elasticmapreduce/libs/pig/pig-script,--base-path,s3://us-east-1.elasticmapreduce/libs/pig/,--install-pig,--pig-versions,latest",
      "step": "s3://us-east-1.elasticmapreduce/libs/script-runner/script-runner.jar,s3://us-east-1.elasticmapreduce/libs/pig/pig-script,--base-path,s3://us-east-1.elasticmapreduce/libs/pig/,--pig-versions,latest,--run-pig-script,--args,-f,s3://xxx/carls_minimal_script.pig"
      }
  
      ]
      }
  
  </pre>
  
  <p>Does this config look OK?
  I don't see anything in s3://xxx/amazonlogs</p>