diff --git a/airflow/www/views.py b/airflow/www/views.py
index fdaee7a79f668..284733857e853 100644
--- a/airflow/www/views.py
+++ b/airflow/www/views.py
@@ -1771,7 +1771,7 @@ def log(self, session: Session = NEW_SESSION):
             title="Log by attempts",
             dag_id=dag_id,
             task_id=task_id,
-            task_display_name=ti.task_display_name,
+            task_display_name=ti.task_display_name if ti else "",
             execution_date=execution_date,
             map_index=map_index,
             form=form,