From 5b5c39d849489923f163dc5ffede7ef1a1588ce2 Mon Sep 17 00:00:00 2001
From: Daniel Liu <139250065@qq.com>
Date: Tue, 17 Mar 2026 13:48:01 +0800
Subject: [PATCH] feat(core/txpool): improve error responses #30715 (#2170)

---
 core/txpool/validation.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/txpool/validation.go b/core/txpool/validation.go
index 673fb0f60b..ae10835e43 100644
--- a/core/txpool/validation.go
+++ b/core/txpool/validation.go
@@ -91,7 +91,7 @@ func ValidateTransaction(tx *types.Transaction, head *types.Header, signer types
 	// Make sure the transaction is signed properly
 	from, err := types.Sender(signer, tx)
 	if err != nil {
-		return ErrInvalidSender
+		return fmt.Errorf("%w: %v", ErrInvalidSender, err)
 	}
 	// Limit nonce to 2^64-1 per EIP-2681
 	if tx.Nonce()+1 < tx.Nonce() {