From b3c1fe7a33650df6e14ae64bca2a3e8d46664aaa Mon Sep 17 00:00:00 2001
From: Poseidon <shenao.78@163.com>
Date: Mon, 21 Sep 2020 13:46:30 +0800
Subject: [PATCH] duplicate_submit_no_error (#547)

---
 protocol/tx.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/protocol/tx.go b/protocol/tx.go
index 1206916d..55800fe8 100644
--- a/protocol/tx.go
+++ b/protocol/tx.go
@@ -29,7 +29,7 @@ func (c *Chain) ValidateTx(tx *types.Tx) (bool, error) {
 
 	bh := c.BestBlockHeader()
 	isOrphan, err := c.validateTx(tx, bh)
-	if err == nil {
+	if err == nil && !isOrphan {
 		c.markTransactions(tx)
 	}
 	return isOrphan, err
-- 
2.11.0