diff --git a/phpBB/docs/CHANGELOG.html b/phpBB/docs/CHANGELOG.html
index 218ed0b90e..5d517051d0 100644
--- a/phpBB/docs/CHANGELOG.html
+++ b/phpBB/docs/CHANGELOG.html
@@ -161,6 +161,7 @@
 		<li>[Fix] Make user_email_hash() function independent from system's architecture. (Bug #57755)</li>
 		<li>[Fix] Correct behavior of &quot;force_approved_state&quot; when value is false. (Bug #57715)</li>
 		<li>[Fix] Global announcements could not be accessed on a board using Firebird as the database server. (Bug #57525)</li>
+		<li>[Fix] Ensure a database connection is available before logging general errors. (Bug #57975)</li>
 		<li>[Change] Move redirect into a hidden field to avoid issues with mod_security. (Bug #54145)</li>
 		<li>[Change] Log activation through inactive users ACP. (Bug #30145)</li>
 		<li>[Change] Send time of last item instead of current time in ATOM Feeds. (Bug #53305)</li>
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index 81a11f4867..4b73aa4af9 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -3531,7 +3531,7 @@ function msg_handler($errno, $msg_text, $errfile, $errline)
 				}
 			}
 
-			if (defined('DEBUG') || defined('IN_CRON') || defined('IMAGE_OUTPUT'))
+			if ((defined('DEBUG') || defined('IN_CRON') || defined('IMAGE_OUTPUT')) && isset($db))
 			{
 				// let's avoid loops
 				$db->sql_return_on_error(true);