--- a/wp/wp-admin/includes/class-language-pack-upgrader-skin.php	Wed Sep 21 18:19:35 2022 +0200
+++ b/wp/wp-admin/includes/class-language-pack-upgrader-skin.php	Tue Sep 27 16:37:53 2022 +0200
@@ -52,11 +52,13 @@
 	}
 
 	/**
-	 * @param string|WP_Error $error
+	 * @since 5.9.0 Renamed `$error` to `$errors` for PHP 8 named parameter support.
+	 *
+	 * @param string|WP_Error $errors Errors.
 	 */
-	public function error( $error ) {
+	public function error( $errors ) {
 		echo '<div class="lp-error">';
-		parent::error( $error );
+		parent::error( $errors );
 		echo '</div>';
 	}