diff --git a/typo3/sysext/frontend/Classes/ContentObject/Menu/TextMenuContentObject.php b/typo3/sysext/frontend/Classes/ContentObject/Menu/TextMenuContentObject.php
index ce5021c7afb715248e96c3c68498d52c281bb52c..9e75f3603c37b592575fb12444500fe9a5dcd4fc 100644
--- a/typo3/sysext/frontend/Classes/ContentObject/Menu/TextMenuContentObject.php
+++ b/typo3/sysext/frontend/Classes/ContentObject/Menu/TextMenuContentObject.php
@@ -111,7 +111,7 @@ class TextMenuContentObject extends AbstractMenuContentObject
             }
             // ATagBeforeWrap processing:
             if ($this->I['val']['ATagBeforeWrap'] ?? false) {
-                $wrapPartsBefore = explode('|', $this->I['val']['linkWrap']);
+                $wrapPartsBefore = explode('|', $this->I['val']['linkWrap'] ?? '');
                 $wrapPartsAfter = ['', ''];
             } else {
                 $wrapPartsBefore = ['', ''];