diff --git a/server/src/uds/models/stats_events.py b/server/src/uds/models/stats_events.py
index 43902a332..65b2b98c2 100644
--- a/server/src/uds/models/stats_events.py
+++ b/server/src/uds/models/stats_events.py
@@ -96,7 +96,7 @@ class StatsEvents(models.Model):
 
         if isinstance(owner_id, int):
             q = q.filter(owner_id=owner_id)
-        else:
+        elif owner_id is not None:
             q = q.filter(owner_id__in=owner_id)
 
         if isinstance(since, datetime.datetime):
diff --git a/server/src/uds/reports/stats/pool_users_summary.py b/server/src/uds/reports/stats/pool_users_summary.py
index 4a884d4b9..5cf7977dc 100644
--- a/server/src/uds/reports/stats/pool_users_summary.py
+++ b/server/src/uds/reports/stats/pool_users_summary.py
@@ -37,6 +37,7 @@ import typing
 from django.utils.translation import gettext
 from django.utils.translation import gettext_lazy as _
 
+from uds.core import ui
 from uds.core.managers.stats import StatsManager
 from uds.core.ui import gui
 from uds.core.util.stats import events
@@ -55,7 +56,13 @@ class UsageSummaryByUsersPool(StatsReport):
 
     # UserInterface will ignore all fields that are not from FINAL class
     # so we must redeclare them here
-    pool = StatsReport.pool
+    pool = ui.gui.ChoiceField(
+        order=1,
+        label=_('Pool'),
+        tooltip=_('Pool for report'),
+        required=True,
+    )
+
     start_date = StatsReport.start_date
     end_date = StatsReport.end_date