modify

search/utils/group.py

@@ -143,7 +143,7 @@ class GroupUtils(object):
             }
 
             result_dict = ESPerform.get_search_results(ESPerform.get_cli(),"topic",q,aggregations_query=True)
-            buckets_list = result_dict["aggregations"]["buckets"]
+            buckets_list = result_dict["aggregations"]["group_ids"]["buckets"]
 
             sorted_buckets_list = sorted(buckets_list,key=lambda item:item["max_date"]["value"],reverse=True)
             sorted_group_id_list = [item["key"] for item in sorted_buckets_list]