From 58a20e9a112297db8ccb9003be87609fbad4ebd4 Mon Sep 17 00:00:00 2001
From: Molkobain <lajarige.guillaume@free.fr>
Date: Tue, 13 Jun 2023 09:36:20 +0200
Subject: [PATCH] =?UTF-8?q?N=C2=B01646=20-=20Fix=20crash=20in=20case=20no?=
 =?UTF-8?q?=20value=20return=20(real=20fix=20about=20to=20be=20discussed)?=
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---
 application/displayblock.class.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/application/displayblock.class.inc.php b/application/displayblock.class.inc.php
index 0d35cb53d..1d58f5380 100644
--- a/application/displayblock.class.inc.php
+++ b/application/displayblock.class.inc.php
@@ -1134,7 +1134,7 @@ JS
 		// N°6394 Make sure to sort elements as defined in the datamodel
 		if (utils::IsNotNullOrEmptyString($sStateAttrCode)) {
 			$oAttDef = MetaModel::GetAttributeDef($sClass, $sStateAttrCode);
-			$aAllowedValues = $oAttDef->GetAllowedValues();
+			$aAllowedValues = $oAttDef->GetAllowedValues() ?? [];
 			$AllowedValuesKeys = array_keys($aAllowedValues);
 
 			uksort($aStateLabels, function ($sKey1, $sKey2) use ($AllowedValuesKeys) {