From 91ba757218b8140b4ad45597d7b59bcefb11129d Mon Sep 17 00:00:00 2001
From: David Mellen <d.mellen@remind.de>
Date: Wed, 20 Jul 2022 08:03:16 +0200
Subject: [PATCH] [Bugfix] Fix TypeError and call on null in
 DataStructureIdentifierHook

Change-Id: I45abd07d29abb782dbf2338d67583eadf1fa2c89
---
 .../form/Classes/Hooks/DataStructureIdentifierHook.php      | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/typo3/sysext/form/Classes/Hooks/DataStructureIdentifierHook.php b/typo3/sysext/form/Classes/Hooks/DataStructureIdentifierHook.php
index 7ece56bfb5..5f5b03193e 100644
--- a/typo3/sysext/form/Classes/Hooks/DataStructureIdentifierHook.php
+++ b/typo3/sysext/form/Classes/Hooks/DataStructureIdentifierHook.php
@@ -51,7 +51,7 @@ class DataStructureIdentifierHook
 
     public function __construct()
     {
-        $this->getLanguageService()->includeLLFile('EXT:form/Resources/Private/Language/Database.xlf');
+        $this->getLanguageService()?->includeLLFile('EXT:form/Resources/Private/Language/Database.xlf');
     }
 
     /**
@@ -395,8 +395,8 @@ class DataStructureIdentifierHook
         return $finishersDefinition;
     }
 
-    protected function getLanguageService(): LanguageService
+    protected function getLanguageService(): ?LanguageService
     {
-        return $GLOBALS['LANG'];
+        return $GLOBALS['LANG'] ?? null;
     }
 }
-- 
2.37.1.windows.1