diff --git a/CHANGELOG.md b/CHANGELOG.md
index bbd3c885..bf15da11 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+
+### Fixed
+
+- Fix an error displayed on the UI when trying to create a bloc display condition based on "Type" or "Model" fields for custom assets
+
 ## [1.24.3] - 2026-07-30
 
 ### Fixed
diff --git a/inc/containerdisplaycondition.class.php b/inc/containerdisplaycondition.class.php
index ae621035..8c87b234 100644
--- a/inc/containerdisplaycondition.class.php
+++ b/inc/containerdisplaycondition.class.php
@@ -275,7 +275,9 @@ public static function showSearchOptionCondition($searchoption_id, $itemtype, ?s
 
         if ($so['datatype'] == 'dropdown' || ($so['datatype'] == 'itemlink' && $so['table'] !== $itemtypetable)) {
             $twig_params['is_dropdown']       = true;
-            $twig_params['dropdown_itemtype'] = getItemTypeForTable($so['table']);
+            //No need to call getItemTypeForTable if we are in the case of a custom asset
+            $twig_params['dropdown_itemtype'] = $so['itemtype'] ?? getItemTypeForTable($so['table']);
+
             $twig_params['list_conditions']   = self::getComparisonOperators(
                 true,
                 is_a($twig_params['dropdown_itemtype'], CommonTreeDropdown::class, true),
@@ -324,7 +326,9 @@ public static function getRawValue($searchoption_id, $itemtype, $value)
         $raw_value = '';
 
         if ($so['datatype'] == 'dropdown' || ($so['datatype'] == 'itemlink' && $so['table'] !== $itemtypetable)) {
-            $dropdown_itemtype = getItemTypeForTable($so['table']);
+            //No need to call getItemTypeForTable if we are in the case of a custom asset
+            $dropdown_itemtype = $so['itemtype'] ?? getItemTypeForTable($so['table']);
+
             $dbu = new DbUtils();
             $dropdown = $dbu->getItemForItemtype($dropdown_itemtype);
             if ($dropdown->getFromDB($value)) {
diff --git a/tests/Units/ContainerDisplayConditionTest.php b/tests/Units/ContainerDisplayConditionTest.php
new file mode 100644
index 00000000..ee25d270
--- /dev/null
+++ b/tests/Units/ContainerDisplayConditionTest.php
@@ -0,0 +1,84 @@
+<?php
+
+/**
+ * -------------------------------------------------------------------------
+ * Fields plugin for GLPI
+ * -------------------------------------------------------------------------
+ *
+ * LICENSE
+ *
+ * This file is part of Fields.
+ *
+ * Fields is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Fields is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Fields. If not, see <http://www.gnu.org/licenses/>.
+ * -------------------------------------------------------------------------
+ * @copyright Copyright (C) 2013-2023 by Fields plugin team.
+ * @license   GPLv2 https://www.gnu.org/licenses/gpl-2.0.html
+ * @link      https://github.com/pluginsGLPI/fields
+ * -------------------------------------------------------------------------
+ */
+
+declare(strict_types=1);
+
+namespace GlpiPlugin\Field\Tests\Units;
+
+use Glpi\Tests\DbTestCase;
+use Glpi\Tests\GLPITestCase;
+use PluginFieldsContainerDisplayCondition;
+use Search;
+
+final class ContainerDisplayConditionTest extends DbTestCase
+{
+    public function setUp(): void
+    {
+        GLPITestCase::setUp();
+        $this->login();
+    }
+
+    public function tearDown(): void
+    {
+        GLPITestCase::tearDown();
+    }
+
+    public function testGetRawValueOnCustomAssetTypeAndModel(): void
+    {
+        $definition = $this->initAssetDefinition();
+        $asset_class = $definition->getAssetClassName();
+
+        $type  = $this->createItem($definition->getAssetTypeClassName(), ['name' => 'Laptop']);
+        $model = $this->createItem($definition->getAssetModelClassName(), ['name' => 'ProBook']);
+
+        $type_table  = $definition->getAssetTypeClassName()::getTable();
+        $model_table = $definition->getAssetModelClassName()::getTable();
+
+        $type_so_id  = null;
+        $model_so_id = null;
+        foreach (Search::getOptions($asset_class) as $so_id => $so) {
+            if (($so['table'] ?? null) === $type_table) {
+                $type_so_id = $so_id;
+            }
+
+            if (($so['table'] ?? null) === $model_table) {
+                $model_so_id = $so_id;
+            }
+        }
+
+        ob_start();
+        PluginFieldsContainerDisplayCondition::getRawValue($type_so_id, $asset_class, $type->getID());
+        $this->assertSame('Laptop', ob_get_clean());
+
+        ob_start();
+        PluginFieldsContainerDisplayCondition::getRawValue($model_so_id, $asset_class, $model->getID());
+        $this->assertSame('ProBook', ob_get_clean());
+    }
+}