TYPO3 Core

Suggestion for fix:

diff --git a/public/typo3/sysext/backend/Classes/Controller/FileStorage/TreeController.php b/public/typo3/sysext/backend/Classes/Controller/FileStorage/TreeController.php
--- a/public/typo3/sysext/backend/Classes/Controller/FileStorage/TreeController.php    
+++ b/public/typo3/sysext/backend/Classes/Controller/FileStorage/TreeController.php    (date 1639999714118)
@@ -98,7 +98,7 @@
                     ]
                 );
                 $isParent = true;
-                $nextFolder = $nextFolder->getParentFolder();
+                $nextFolder =  $nextFolder->getStorage()->getFolder($nextFolder->getStorage()->getFolderIdentifierFromFileIdentifier($nextFolder->getIdentifier()), true);
             } while ($nextFolder instanceof Folder && $nextFolder->getIdentifier() !== '/');
             // Add the storage / sys_filemount itself
             $storageData = $this->treeProvider->prepareFolderInformation(

Hi,

I can't reproduce this issue on current main v13. Looks like code in TreeController is a bit different now. Are there any additional steps required?