From 0265805f05a1d2af72602ff1455aaa3c4d13d101 Mon Sep 17 00:00:00 2001
From: brandonkelly <brandon@pixelandtonic.com>
Date: Fri, 27 Dec 2024 06:44:48 -0800
Subject: [PATCH] Filter out field layouts for invalid element types

Fixes #16352
---
 CHANGELOG.md            | 1 +
 src/services/Fields.php | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index abcf648300c..2d4bbb12105 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - Fixed a bug where custom fields were getting included in rendered field layout forms, even if their `getInputHtml()` method returned an empty string.
 - Fixed a bug where the password input on the Set Password page wasn’t including the “Show” button.
 - Fixed a SQL error that could occur if an element was saved with a title longer than 255 characters.
+- Fixed errors that could occur when working with field layouts for element types that are no longer installed. ([#16352](https://github.com/craftcms/cms/issues/16352))
 - Fixed an RCE vulnerability.
 
 ## 4.13.7 - 2024-12-17
diff --git a/src/services/Fields.php b/src/services/Fields.php
index 69dfc959285..8d4c348a5d5 100644
--- a/src/services/Fields.php
+++ b/src/services/Fields.php
@@ -1098,7 +1098,10 @@ private function _layouts(): MemoizableArray
     {
         if (!isset($this->_layouts)) {
             if (Craft::$app->getIsInstalled()) {
-                $layoutConfigs = $this->_createLayoutQuery()->all();
+                $layoutConfigs = $this->_createLayoutQuery()->collect()
+                    ->filter(fn(array $config) => ComponentHelper::validateComponentClass($config['type'], ElementInterface::class))
+                    ->values()
+                    ->all();
                 $layoutTabConfigs = ArrayHelper::index($this->_createLayoutTabQuery()->all(), null, ['layoutId']);
             } else {
                 $layoutConfigs = [];