From d2ebbba9fe38edfccb594876b33436111c616c98 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Noack?= <noack@data-quest.de>
Date: Mon, 17 Feb 2025 07:23:27 +0000
Subject: Resolve #5151 "Aufruf der Veranstaltungsdetails geht nicht"

Closes #5151

Merge request studip/studip!3930
---
 lib/classes/UserFilterField.php     | 18 +++++++++++-------
 lib/classes/admission/CourseSet.php |  2 --
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/lib/classes/UserFilterField.php b/lib/classes/UserFilterField.php
index d997489..3dcbb36 100644
--- a/lib/classes/UserFilterField.php
+++ b/lib/classes/UserFilterField.php
@@ -213,15 +213,19 @@ class UserFilterField
     {
         if (self::$available_filter_fields === null) {
             $fields = [];
-            $i = new FileSystemIterator(
-                $GLOBALS['STUDIP_BASE_PATH'] . '/lib/classes/UserFilterFields' . ($context !== '' ? '/' . $context : ''),
-                FileSystemIterator::SKIP_DOTS
-            );
+            try {
+                $i = new FileSystemIterator(
+                    $GLOBALS['STUDIP_BASE_PATH'] . '/lib/classes/UserFilterFields' . ($context !== '' ? '/' . $context : ''),
+                    FileSystemIterator::SKIP_DOTS
+                );
 
-            foreach ($i as $class) {
-                if ($class->isFile()) {
-                    require_once $class;
+                foreach ($i as $class) {
+                    if ($class->isFile()) {
+                        require_once $class;
+                    }
                 }
+            } catch (UnexpectedValueException $e) {
+                Log::error($e->getMessage());
             }
 
             // Get all classes in given context.
diff --git a/lib/classes/admission/CourseSet.php b/lib/classes/admission/CourseSet.php
index 81bd17f..d935a1f 100644
--- a/lib/classes/admission/CourseSet.php
+++ b/lib/classes/admission/CourseSet.php
@@ -88,8 +88,6 @@ class CourseSet implements UserFilterRange
         $this->algorithm = new RandomAlgorithm();
         // Autoload admission rules.
         AdmissionRule::getAvailableAdmissionRules();
-        // Define autoload function for admission rules.
-        spl_autoload_register(['UserFilterField', 'getAvailableFilterFields']);
         if ($setId) {
             $this->load();
         }
-- 
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