bugfix #5050

lino_xl/lib/calview/models.py

@@ -47,10 +47,10 @@ class DailyPlannerRow(BabelDesignated, Sequenced, Plannable):
         if obj is cls.HEADER_ROW:
             return qs.filter(Q(start_time__isnull=True) | Q(end_date__isnull=False))
         if obj.start_time:
-            return qs.filter(start_time__gte=obj.start_time,
+            qs = qs.filter(start_time__gte=obj.start_time,
                              start_time__isnull=False)
         if obj.end_time:
-            return qs.filter(start_time__lt=obj.end_time,
+            qs = qs.filter(start_time__lt=obj.end_time,
                              start_time__isnull=False)
         return qs