diff --git a/frontend/src/pages/admin/EventsListPage.tsx b/frontend/src/pages/admin/EventsListPage.tsx
index 0b8b293a..57379a6a 100644
--- a/frontend/src/pages/admin/EventsListPage.tsx
+++ b/frontend/src/pages/admin/EventsListPage.tsx
@@ -104,17 +104,6 @@ export const EventsListPage: React.FC = () => {
     setPage(1);
   }, [statusFilter, debouncedSearchTerm]);
 
-  // Clamp the active page when the result count shrinks (#442 — bulk
-  // delete of an entire page would leave the user on a now-empty
-  // page=N where N > totalPages, with no auto-correction). Triggers
-  // after each successful refetch when totalPages drops below the
-  // current page (bulk delete, individual delete, archive, anything).
-  useEffect(() => {
-    if (data?.pagination && page > data.pagination.totalPages) {
-      setPage(Math.max(1, data.pagination.totalPages));
-    }
-  }, [data?.pagination, page]);
-
   // Close dropdown when clicking outside
   useEffect(() => {
     const handleClickOutside = (event: MouseEvent) => {
@@ -157,6 +146,20 @@ export const EventsListPage: React.FC = () => {
     placeholderData: (prev) => prev,
   });
 
+  // Clamp the active page when the result count shrinks (#442 — bulk
+  // delete of an entire page would leave the user on a now-empty
+  // page=N where N > totalPages, with no auto-correction). Triggers
+  // after each successful refetch when totalPages drops below the
+  // current page (bulk delete, individual delete, archive, anything).
+  // Must live AFTER the useQuery above so `data` is in scope — the
+  // original placement at the top of the component caused a TDZ
+  // ReferenceError on /admin/events that crashed the page (#454).
+  useEffect(() => {
+    if (data?.pagination && page > data.pagination.totalPages) {
+      setPage(Math.max(1, data.pagination.totalPages));
+    }
+  }, [data?.pagination, page]);
+
   // Aggregate counters come from the dashboard stats endpoint so the cards
   // and the "All (N)" filter button always reflect global totals, not the
   // currently visible page.