From cd1b2e5eafda5258fe804abb34bbe1e4c0fca95e Mon Sep 17 00:00:00 2001
From: Jun Pataleta <jun@moodle.com>
Date: Wed, 28 Sep 2022 12:41:45 +0800
Subject: [PATCH] MDL-75841 core: Don't fetch favicon setting on install

---
 lib/outputrenderers.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/outputrenderers.php b/lib/outputrenderers.php
index a2603fd3874..0b39a4e0af0 100644
--- a/lib/outputrenderers.php
+++ b/lib/outputrenderers.php
@@ -4269,8 +4269,10 @@ EOD;
      * @return moodle_url The moodle_url for the favicon
      */
     public function favicon() {
-        global $CFG;
-        $logo = get_config('core_admin', 'favicon');
+        $logo = null;
+        if (!during_initial_install()) {
+            $logo = get_config('core_admin', 'favicon');
+        }
         if (empty($logo)) {
             return $this->image_url('favicon', 'theme');
         }