From f67f3eaf740f7d4da74f63e374d0e89e13c8a5b1 Mon Sep 17 00:00:00 2001
From: Eric Espie <eric.espie@combodo.com>
Date: Mon, 27 Sep 2021 14:43:12 +0200
Subject: [PATCH] =?UTF-8?q?N=C2=B04326=20-=20Fix=20unknown=20attribute=20w?=
 =?UTF-8?q?hen=20no=20state=20attcode=20is=20given?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 core/metamodel.class.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/metamodel.class.php b/core/metamodel.class.php
index 1a65af735..c70ee91d4 100644
--- a/core/metamodel.class.php
+++ b/core/metamodel.class.php
@@ -7726,6 +7726,10 @@ abstract class MetaModel
 	 */
 	public static function GetEnumStyle(string $sClass, string $sAttCode, string $sValue = ''): ?ormStyle
 	{
+		if (empty($sAttCode)) {
+			return null;
+		}
+
 		$oAttDef = self::GetAttributeDef($sClass, $sAttCode);
 		if (!$oAttDef instanceof AttributeEnum) {
 			throw new CoreException("MetaModel::GetEnumStyle() Attribute $sAttCode of class $sClass is not an AttributeEnum\n");