title: IntelliJ IDEA 13.1 - Updating maven repository index authentication failure
body: <p>When I want to update indices from the central Maven repository, I always get an error:</p>
  
  <blockquote>
    <p>java.lang.RuntimeException: java.io.IOException: Authorization exception retrieving nexes-maven-repository-index.properties.</p>
  </blockquote>
  
  <p>What I am missing here?</p>