Merge branch...

Merge branch '895-group-query-fails-in-some-cases-probably-when-queried-by-a-member-owner' into 'master'

Resolve "Group query fails in some cases (probably when queried by a member/owner)"

Closes #895

See merge request !1300

CHANGELOG.rst

@@ -43,6 +43,7 @@ Fixed
 * GraphQL mutations did not return errors in case of exceptions.
 * Rendering of "simple" PDF templates failed when used with S3 storage.
 * Log messages on some loggers did not contain log message
+* Group GraphQL queries failed when queried by owner or member.
 
 `3.1.2`_ - 2023-07-05
 ---------------------

aleksis/core/schema/group.py

@@ -39,7 +39,7 @@ class GroupType(DjangoObjectType):
         if has_person(info.context.user) and [
             m for m in root.members.all() if m.pk == info.context.user.person.pk
         ]:
-            persons = (persons | Person.objects.get(pk=info.context.user.person.pk)).distinct()
+            persons = (persons | Person.objects.filter(pk=info.context.user.person.pk)).distinct()
         return persons
 
     @staticmethod
@@ -48,7 +48,7 @@ class GroupType(DjangoObjectType):
         if has_person(info.context.user) and [
             o for o in root.owners.all() if o.pk == info.context.user.person.pk
         ]:
-            persons = (persons | Person.objects.get(pk=info.context.user.person.pk)).distinct()
+            persons = (persons | Person.objects.filter(pk=info.context.user.person.pk)).distinct()
         return persons
 
     @staticmethod