diff -r 7b1b88e27a20 -r 48c4eec2b7e6 wp/wp-admin/includes/translation-install.php
--- a/wp/wp-admin/includes/translation-install.php	Thu Sep 29 08:06:27 2022 +0200
+++ b/wp/wp-admin/includes/translation-install.php	Fri Sep 05 18:40:08 2025 +0200
@@ -59,7 +59,8 @@
 		$request = wp_remote_post( $url, $options );
 
 		if ( $ssl && is_wp_error( $request ) ) {
-			trigger_error(
+			wp_trigger_error(
+				__FUNCTION__,
 				sprintf(
 					/* translators: %s: Support forums URL. */
 					__( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ),
@@ -237,7 +238,7 @@
 	$translation = (object) $translation;
 
 	require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-	$skin              = new Automatic_Upgrader_Skin;
+	$skin              = new Automatic_Upgrader_Skin();
 	$upgrader          = new Language_Pack_Upgrader( $skin );
 	$translation->type = 'core';
 	$result            = $upgrader->upgrade( $translation, array( 'clear_update_cache' => false ) );
@@ -263,7 +264,7 @@
 	}
 
 	require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-	$skin     = new Automatic_Upgrader_Skin;
+	$skin     = new Automatic_Upgrader_Skin();
 	$upgrader = new Language_Pack_Upgrader( $skin );
 	$upgrader->init();