From 99f75111cee7736e82c178177d58d07e6b816963 Mon Sep 17 00:00:00 2001
From: Molkobain <lajarige.guillaume@free.fr>
Date: Tue, 16 Aug 2022 19:03:30 +0200
Subject: [PATCH] =?UTF-8?q?N=C2=B04517=20-=20PHP=208.1:=20Fix=20str=5Frepl?=
 =?UTF-8?q?ace()=20called=20with=20null=20value?=
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---
 core/metamodel.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/metamodel.class.php b/core/metamodel.class.php
index a435576f65..b8705ea4cc 100644
--- a/core/metamodel.class.php
+++ b/core/metamodel.class.php
@@ -467,7 +467,7 @@ abstract class MetaModel
 				return self::GetClassIcon($sParentClass, $bImgTag, $sMoreStyles);
 			}
 		}
-		$sIcon = str_replace('/modules/', '/env-'.self::$m_sEnvironment.'/', $sIcon); // Support of pre-2.0 modules
+		$sIcon = str_replace('/modules/', '/env-'.self::$m_sEnvironment.'/', $sIcon ?? ''); // Support of pre-2.0 modules
 		if ($bImgTag && ($sIcon != '')) {
 			$sIcon = "<img src=\"$sIcon\" style=\"vertical-align:middle;$sMoreStyles\"/>";
 		}