From 9c43bfc8f5fffc2ff46414b2ec47273628f2285d Mon Sep 17 00:00:00 2001
From: Marcel Kapfer <opensource@mmk2410.org>
Date: Wed, 10 Aug 2022 18:46:22 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Fix=20runtime=20crash=20if=20$GL?=
 =?UTF-8?q?OBALS:=20TSFE=20is=20not=20set=20on=20PHP=208=20and=20higher?=
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This is the case for the backend.

Setting it to null yields to an early abortion in the addLibrary
function.
---
 Classes/Hooks/PageRendererPreProcess.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Classes/Hooks/PageRendererPreProcess.php b/Classes/Hooks/PageRendererPreProcess.php
index 1379a9e..5dc4a0a 100644
--- a/Classes/Hooks/PageRendererPreProcess.php
+++ b/Classes/Hooks/PageRendererPreProcess.php
@@ -16,7 +16,7 @@ class PageRendererPreProcess
     public function __construct(AssetCollector $assetCollector = null)
     {
         $this->assetCollector = $assetCollector ?? GeneralUtility::makeInstance(AssetCollector::class);
-        $this->tsfe = $GLOBALS['TSFE'];
+        $this->tsfe = $GLOBALS['TSFE'] ?? null;
     }
 
     public function addLibrary(): void