[Fixes #12170] unable to set advanced contact roles in metadata editor

geonode/base/models.py

@@ -1755,9 +1755,13 @@ def __create_role__(
             ContactRole.objects.filter(role=role, resource=self).delete()
             return __create_role__(self, role, user_profile)
 
-        elif isinstance(user_profile, list) and all(isinstance(x, get_user_model()) for x in user_profile):
+        elif isinstance(user_profile, list) and all(
+            get_user_model().objects.filter(username=x).exists() for x in user_profile
+        ):
             ContactRole.objects.filter(role=role, resource=self).delete()
-            return [__create_role__(self, role, profile) for profile in user_profile]
+            return [
+                __create_role__(self, role, user) for user in get_user_model().objects.filter(username__in=user_profile)
+            ]
 
         elif user_profile is None:
             ContactRole.objects.filter(role=role, resource=self).delete()

geonode/base/widgets.py

@@ -33,8 +33,8 @@ def value_from_datadict(self, data, files, name) -> List[str]:
 
         returns list of selected elements
         """
-        if type(data) is dict and "name" in data:
-            return data["name"]
+        if type(data) is dict and name in data:
+            return data[name]
         elif type(data) is QueryDict:
             return data.getlist(name)
         return []