From 25bb2bb50dc11b6c682115ac16b1365be1bed0e1 Mon Sep 17 00:00:00 2001
From: julebbb <39909899+julebbb@users.noreply.github.com>
Date: Wed, 9 Jul 2025 14:57:56 +0200
Subject: [PATCH] Add null to CalculateParentUid ColumnNumberUtility.php

Bugfix for this issues https://github.com/FluidTYPO3/flux/issues/2241
---
 Classes/Utility/ColumnNumberUtility.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Classes/Utility/ColumnNumberUtility.php b/Classes/Utility/ColumnNumberUtility.php
index f0492e4ad..30b51a61e 100644
--- a/Classes/Utility/ColumnNumberUtility.php
+++ b/Classes/Utility/ColumnNumberUtility.php
@@ -38,7 +38,7 @@ public static function calculateLocalColumnNumber(int $colPos): int
         return (int) $colPos % static::MULTIPLIER;
     }
 
-    public static function calculateParentUid(int $colPos): int
+    public static function calculateParentUid(int|null $colPos): int
     {
         return (int) floor($colPos / static::MULTIPLIER);
     }