title: Exception while copying data using MLCP
body: <p>I am trying to copy 1 million documents from one database to another database using MLCP but I am getting following Exception.</p>
  
  <pre><code>19/08/30 11:48:08 ERROR contentpump.DatabaseContentReader: RuntimeException reading /integration/test/88398921012548 :java.lang.RuntimeException: Could not buffer value as string
  </code></pre>
  
  <p>I am not sure about the reason of this exception.</p>
  
  <p>Please guide me to understand the reason.</p>
  
  <p><strong>MLCP with all the options that i used</strong> </p>
  
  <pre><code>mlcp copy -mode local -input_host 192.168.1.46 -input_port 9000 -input_username admin -input_password admin -input_database test  -output_host localhost -output_port 8000 -output_username admin -output_password admin -output_database test
  </code></pre>