Update SendingHeadersEvent.cs (#513)

aspnet · Sep 1, 2023 · 7fac447 · 7fac447
1 parent 3c19466
commit 7fac447
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Microsoft.Owin.Host.SystemWeb/CallHeaders/SendingHeadersEvent.cs b/src/Microsoft.Owin.Host.SystemWeb/CallHeaders/SendingHeadersEvent.cs
@@ -31,7 +31,7 @@ internal void Fire()
             for (int index = 0; index != count; ++index)
             {
                 Tuple<Action<object>, object> tuple = callbacks[count - index - 1];
-                tuple.Item1(tuple.Item2);
+                tuple?.Item1(tuple.Item2);
             }
         }
     }