diff --git a/chicago/feeds.py b/chicago/feeds.py
index 7be6f94..f24b119 100644
--- a/chicago/feeds.py
+++ b/chicago/feeds.py
@@ -6,6 +6,7 @@
 from django.utils.feedgenerator import Rss201rev2Feed
 from django.urls import reverse, reverse_lazy
 from django.conf import settings
+from sentry_sdk import capture_exception
 
 from .models import ChicagoPerson, Bill, Organization, Event
 from .utils import to_datetime
@@ -76,7 +77,8 @@ def item_link(self, bill):
     def item_pubdate(self, bill):
         try:
             return to_datetime(bill.last_action_date)
-        except AttributeError:
+        except AttributeError as e:
+            capture_exception(e)
             return None
 
     def description(self, obj):
diff --git a/chicago/views.py b/chicago/views.py
index 73cf4e2..2ea55e7 100644
--- a/chicago/views.py
+++ b/chicago/views.py
@@ -20,6 +20,8 @@
 from django.views.generic import TemplateView, DetailView, ListView
 from haystack.generic_views import FacetedSearchView
 from haystack.forms import FacetedSearchForm
+from sentry_sdk import capture_exception
+
 from opencivicdata.core.models import Membership
 from opencivicdata.legislative.models import (
     BillSponsorship,
@@ -614,11 +616,14 @@ def get_context_data(self, **kwargs):
         event_orgs = event.participants.filter(entity_type="organization")
         context["event_orgs"] = event_orgs
         for event_org in event_orgs:
-            if event_org.organization:
+            try:
                 org_members = event_org.organization.memberships.filter(
                     start_date__lte=event.start_time, end_date__gte=event.start_time
                 ).select_related("person__councilmatic_person")
                 expected_attendees.update([m.person for m in org_members])
+            except AttributeError as e:
+                # found an event without an organization
+                capture_exception(e)
 
         attendees = set()
         for event_person in event.attendance: