</span></span> <span class="symbol"><span class="name">Document</span><span class="result alias"> = <span name="org.mongodb.scala.bson.collection.immutable.Document" class="extype">scala.bson.collection.immutable.Document</span></span></span></li><li class="indented0 " name="org.mongodb.scala.DuplicateKeyException" group="Ungrouped" fullComment="no" data-isabs="false" visbl="pub"><a id="DuplicateKeyException=com.mongodb.DuplicateKeyException"></a><a id="DuplicateKeyException:DuplicateKeyException"></a> <spa