fix minor errors

district/forms.py

@@ -44,11 +44,12 @@ class DistrictPeoplePageForm(WagtailAdminPageForm):
             if collection_id is None:
                 collection_id = Collection.objects.first().id
 
-            for shortcut in self.instance.get_syncable_octopus_groups():
+            for group in self.instance.get_syncable_octopus_groups():
                 import_people_from_group.delay(
                     self.instance.id,
                     collection_id,
-                    shortcut,
+                    group["shortcut"],
+                    group["title"],
                 )
 
         return super().save(*args, **kwargs)

district/models.py

@@ -778,6 +778,9 @@ class DistrictPeoplePage(MainPeoplePageMixin):
         # with them around, convert roles to lists only after we know the teams
         # are unique.
         for position, team in enumerate(unique_teams):
+            if team["roles"] is None:
+                continue
+            
             unique_teams[position]["roles"] = team["roles"].split(",")
 
         return unique_teams