From 09e626e8ab7924f0490de6eb874840cbe2b5fa90 Mon Sep 17 00:00:00 2001
From: "jeremy@jermolene.com" <jeremy@jermolene.com>
Date: Wed, 3 May 2023 08:51:55 +0100
Subject: [PATCH] Further fixes to cancelling outstanding HTTP requests

---
 core/modules/utils/dom/http.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/core/modules/utils/dom/http.js b/core/modules/utils/dom/http.js
index 9306e21fd..ba4b3d2a1 100644
--- a/core/modules/utils/dom/http.js
+++ b/core/modules/utils/dom/http.js
@@ -65,9 +65,11 @@ HttpClient.prototype.initiateHttpRequest = function(options) {
 
 HttpClient.prototype.cancelAllHttpRequests = function() {
 	var self = this;
-	for(var t=this.requests.length - 1; t--; t>=0) {
-		var requestInfo = this.requests[t];
-		requestInfo.request.cancel();
+	if(this.requests.length > 0) {
+		for(var t=this.requests.length - 1; t--; t>=0) {
+			var requestInfo = this.requests[t];
+			requestInfo.request.cancel();
+		}	
 	}
 	this.requests = [];
 	this.updateRequestTracker();