From 6b20ce624fd1a86602dcd6540425f50678e5bf42 Mon Sep 17 00:00:00 2001
From: Ho <noelwei@gmail.com>
Date: Fri, 4 Aug 2023 13:54:55 +0800
Subject: [PATCH] fix: correctly initialize ZkTrieTracer for ccc (#440)
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* fix issue for zktrieTracer not inited

* bump version

---------

Co-authored-by: Péter Garamvölgyi <peter@scroll.io>
---
 core/trace.go     | 10 ++++++----
 params/version.go |  2 +-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/core/trace.go b/core/trace.go
index 9c3fd85a42..9def72f43d 100644
--- a/core/trace.go
+++ b/core/trace.go
@@ -337,10 +337,12 @@ func (env *TraceEnv) getTxResult(state *state.StateDB, index int, block *types.B
 			if !existed {
 				m = make(map[string][]hexutil.Bytes)
 				env.StorageProofs[addrStr] = m
-				if zktrieTracer.Available() {
-					env.ZkTrieTracer[addrStr] = state.NewProofTracer(trie)
-				}
-			} else if proof, existed := m[keyStr]; existed {
+			}
+			if zktrieTracer.Available() && !env.ZkTrieTracer[addrStr].Available() {
+				env.ZkTrieTracer[addrStr] = state.NewProofTracer(trie)
+			}
+
+			if proof, existed := m[keyStr]; existed {
 				txm[keyStr] = proof
 				// still need to touch tracer for deletion
 				if isDelete && zktrieTracer.Available() {
diff --git a/params/version.go b/params/version.go
index fba5730de3..6ee97df5e1 100644
--- a/params/version.go
+++ b/params/version.go
@@ -24,7 +24,7 @@ import (
 const (
 	VersionMajor = 4         // Major version component of the current release
 	VersionMinor = 3         // Minor version component of the current release
-	VersionPatch = 19        // Patch version component of the current release
+	VersionPatch = 20        // Patch version component of the current release
 	VersionMeta  = "sepolia" // Version metadata to append to the version string
 )