From 9fb848a2859f35856a65618a6ec76c90cae81dd8 Mon Sep 17 00:00:00 2001
From: irrun <irunert@gmail.com>
Date: Mon, 24 Jun 2024 14:45:21 +0800
Subject: [PATCH] fix: nil pointer when clear simulating bid

---
 miner/bid_simulator.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/miner/bid_simulator.go b/miner/bid_simulator.go
index e80dc90b13..fa0cd0e9a8 100644
--- a/miner/bid_simulator.go
+++ b/miner/bid_simulator.go
@@ -420,7 +420,9 @@ func (b *bidSimulator) clearLoop() {
 
 		b.simBidMu.Lock()
 		if bid, ok := b.simulatingBid[parentHash]; ok {
-			bid.env.discard()
+			if bid.env != nil {
+				bid.env.discard()
+			}
 		}
 		delete(b.simulatingBid, parentHash)
 		for k, v := range b.simulatingBid {