From a8d66889551c5e5dbb4c998a7e44390214b02cf9 Mon Sep 17 00:00:00 2001
From: "sentry[bot]" <39604003+sentry[bot]@users.noreply.github.com>
Date: Sat, 5 Sep 2026 22:50:07 +0000
Subject: [PATCH] fix(discover): Prevent homepage crash on unmapped dataset
 param

---
 static/app/views/discover/results.tsx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/static/app/views/discover/results.tsx b/static/app/views/discover/results.tsx
index 8ae796fc60d1..18132d50c0cd 100644
--- a/static/app/views/discover/results.tsx
+++ b/static/app/views/discover/results.tsx
@@ -442,7 +442,9 @@ export class Results extends Component<Props, State> {
 
     const value = getSavedQueryDataset(organization, location, savedQuery, splitDecision);
     const defaultEventView = hasDatasetSelector(organization)
-      ? (getSavedQueryWithDataset(DEFAULT_EVENT_VIEW_MAP[value]) as NewQuery)
+      ? (getSavedQueryWithDataset(
+          DEFAULT_EVENT_VIEW_MAP[value] ?? DEFAULT_EVENT_VIEW
+        ) as NewQuery)
       : DEFAULT_EVENT_VIEW;
 
     const query = isHomepage && savedQuery ? omit(savedQuery, 'id') : defaultEventView;