title: Failed to instantiate java.util.List using constructor NO_CONSTRUCTOR with arguments ]
body: <p>i am getting </p>
  
  <pre><code>Failed to instantiate java.util.List using constructor NO_CONSTRUCTOR with arguments ] with root cause
  org.springframework.beans.BeanInstantiationException: Failed to instantiate [java.util.List]: Specified class is an interface
  </code></pre>
  
  <p>this exception while updating the mongodb nested document.</p>
  
  <p>the problem is the same as it is dicscuseed it this link</p>
  
  <p><a href="http://forum.spring.io/forum/spring-projects/data/nosql/724397-mapping-exception-with-mongodb-aggregation-framework" rel="nofollow noreferrer">http://forum.spring.io/forum/spring-projects/data/nosql/724397-mapping-exception-with-mongodb-aggregation-framework</a></p>
  
  <p>but still no clue how to solve it. anyone gone thorugh this??</p>