Merge branch 'mr/beta/dbmw' into 'master'

grey

See merge request !34

qa/models/answer.py

@@ -388,9 +388,12 @@ class QuestionTag(models.Model):
         return name
 
     def get_project_tags(self, tag_list):
-        tag_list = TagService._get_by_ids_from_cache_type(list(tag_list))
-        return [t.name for t in tag_list if
-                t.tag_type in (TAG_TYPE.BODY_PART, TAG_TYPE.BODY_PART_SUB_ITEM, TAG_TYPE.ITEM_WIKI)]
+        try:
+            tag_list = TagService._get_by_ids_from_cache_type(list(tag_list))
+            return [t.name for t in tag_list if
+                    t.tag_type in (TAG_TYPE.BODY_PART, TAG_TYPE.BODY_PART_SUB_ITEM, TAG_TYPE.ITEM_WIKI)]
+        except:
+            return []
 
 
 class QuestionTagV3(models.Model):