From a593cc4147b305153dba99655773c3f934dfe703 Mon Sep 17 00:00:00 2001
From: Dhruba Basu <7675102+dhrubabasu@users.noreply.github.com>
Date: Thu, 7 Mar 2024 17:45:11 -0500
Subject: [PATCH] [snow/networking] Enforce `PreferredIDAtHeight` in `Chits`
 messages (#2827)

---
 snow/networking/handler/handler.go | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/snow/networking/handler/handler.go b/snow/networking/handler/handler.go
index 7a62dd7d928b..8878e4d2f770 100644
--- a/snow/networking/handler/handler.go
+++ b/snow/networking/handler/handler.go
@@ -716,9 +716,7 @@ func (h *handler) handleSyncMsg(ctx context.Context, msg Message) error {
 				zap.String("field", "PreferredIDAtHeight"),
 				zap.Error(err),
 			)
-			// TODO: Require this field to be populated correctly after v1.11.x
-			// is activated.
-			preferredIDAtHeight = preferredID
+			return engine.QueryFailed(ctx, nodeID, msg.RequestId)
 		}
 
 		acceptedID, err := ids.ToID(msg.AcceptedId)