code: public static Hashtable<String,Vector<Object>> errorAsHastable(String msgId)
      {
          Hashtable<String,Vector<Object>> table = new Hashtable<String,Vector<Object>>();
          table.put(GreenPepperServerErrorKey.ERROR, errorAsVector(msgId));
          return table;
      }
docs: Wraps the error message id into a Hashtable where exception is the key and
  the value is a Vector of Vector of String.<br>
  Structure of the error:<br>
  Hashtable[TAG_ERROR, Vector[Vector[TAG_ERROR errorId]]]
  </p>
  
  @param msgId a {@link java.lang.String} object.
  @return the error message id as a Hashtable.