From aaa76deba08454a1a6f7963ed980dea84bdb84fb Mon Sep 17 00:00:00 2001
From: Callan Stretton <callan.stretton@Callans-MBP-M1.local>
Date: Wed, 16 Nov 2022 15:05:26 +1300
Subject: [PATCH] added null coalescing operator to fix deprecation error

---
 src/Extension/BetterNavigatorExtension.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Extension/BetterNavigatorExtension.php b/src/Extension/BetterNavigatorExtension.php
index 2fa53a6..72acdc1 100644
--- a/src/Extension/BetterNavigatorExtension.php
+++ b/src/Extension/BetterNavigatorExtension.php
@@ -49,7 +49,7 @@ class BetterNavigatorExtension extends DataExtension
         $html = preg_replace(
             '/(<\/body[^>]*>)/i',
             $navigatorHTML . '\\1',
-            $html
+            $html ?? ''
         );
         if ($result instanceof DBHTMLText) {
             $result->setValue($html);