title: sdk AutoML on Databricks
body: <p>I am trying to run azureml-sdk AutoML on databricks to do a feature/model sweep on a classification task, and when I run the experiment I get the following error:</p>
  
  <p>Running an experiment on spark cluster: ComputeAutoML. </p>
  
  <pre><code>ERROR: Setup iteration failed: {'exception': ValueError('dataprep_json is None')}
  </code></pre>