From da3d07cb1bc9e674854d60f32d3663dc79ca5f7c Mon Sep 17 00:00:00 2001
From: plegall <plg@piwigo.org>
Date: Fri, 16 Dec 2022 15:54:36 +0100
Subject: [PATCH] issue #1827 bug fixe, do not try to check when sample is
 empty

---
 admin/include/functions.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/admin/include/functions.php b/admin/include/functions.php
index 654995856..eab6e4bf7 100644
--- a/admin/include/functions.php
+++ b/admin/include/functions.php
@@ -3504,6 +3504,11 @@ SELECT
 
   $fs_quick_check_ids = array_unique(array_merge($issue1827_ids, $random_image_ids));
 
+  if (count($fs_quick_check_ids) < 1)
+  {
+    return;
+  }
+
   $query = '
 SELECT
     id,