From c22cb1d1a390a156619e8b42b94a5dbbf0a57a57 Mon Sep 17 00:00:00 2001
From: Hwee-Boon Yar <hboon@motionobj.com>
Date: Wed, 7 Apr 2021 12:21:30 +0800
Subject: [PATCH] Attempt to fix random crashes

---
 web3swift/Promises/Classes/Promise+Batching.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/web3swift/Promises/Classes/Promise+Batching.swift b/web3swift/Promises/Classes/Promise+Batching.swift
index 42f79713..9fc71eef 100644
--- a/web3swift/Promises/Classes/Promise+Batching.swift
+++ b/web3swift/Promises/Classes/Promise+Batching.swift
@@ -46,7 +46,7 @@ public class JSONRPCrequestDispatcher {
             }
             let requestID = request.id
             let promiseToReturn = Promise<JSONRPCresponse>.pending()
-            self.queue.async {
+            self.lockQueue.async {
                 if self.promisesDict[requestID] != nil {
                     promiseToReturn.resolver.reject(Web3Error.processingError("Request ID collision"))
                 }