From 21342d8dcd553fa23491b7b75c1ba3c7aac2025f Mon Sep 17 00:00:00 2001
From: Tarek Djebali <tarekdj@gmail.com>
Date: Mon, 29 Nov 2021 11:59:30 +0100
Subject: [PATCH] Fixes #4270: Call to undefined method (#4271)

---
 src/Utils/DrupalApi.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Utils/DrupalApi.php b/src/Utils/DrupalApi.php
index 57a97d1a5..6ac8da514 100644
--- a/src/Utils/DrupalApi.php
+++ b/src/Utils/DrupalApi.php
@@ -263,7 +263,9 @@ public function drupal_rebuild($class_loader, \Symfony\Component\HttpFoundation\
         $kernel->invalidateContainer();
 
         // Prepare a NULL request.
-        $kernel->prepareLegacyRequest($request);
+        if (method_exists($kernel, 'prepareLegacyRequest')) {
+            $kernel->prepareLegacyRequest($request);
+        }
 
         foreach (Cache::getBins() as $bin) {
             $bin->deleteAll();