From 09d30129cdae8b4a1cb5a38c08bddb4bbc6f56c2 Mon Sep 17 00:00:00 2001
From: plegall <plg@piwigo.org>
Date: Mon, 27 Nov 2023 16:02:01 +0100
Subject: [PATCH] fixes #2050 provide a default user_name for
 pwg.history.search

---
 include/ws_functions/pwg.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/ws_functions/pwg.php b/include/ws_functions/pwg.php
index 9d97ca9a3..f4fdcda69 100644
--- a/include/ws_functions/pwg.php
+++ b/include/ws_functions/pwg.php
@@ -927,6 +927,7 @@ SELECT
       continue;
     }
 
+    $user_name = '#unknown';
     $user_string = '';
     if (isset($username_of[$line['user_id']]))
     {