From da6fbbbcb8ee42d2c6f76e4c33d838f310d64d57 Mon Sep 17 00:00:00 2001
From: jokob-sk <jokob.sk@gmail.com>
Date: Fri, 2 Oct 2026 22:08:48 +1000
Subject: [PATCH] FE: timestamp fix #1826

---
 front/js/devices-table.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/front/js/devices-table.js b/front/js/devices-table.js
index c46565d73..bf58b2ad0 100644
--- a/front/js/devices-table.js
+++ b/front/js/devices-table.js
@@ -498,10 +498,11 @@ function initializeDatatable (status) {
       // Dates
       {targets: [mapIndx(COL.devFirstConnection), mapIndx(COL.devLastConnection)],
         'createdCell': function (td, cellData, rowData, row, col) {
-          var result = cellData.toString(); // Convert to string
-          if (result.includes("+")) { // Check if timezone offset is present
-              result = result.split('+')[0]; // Remove timezone offset
-          }
+          // devFirstConnection/devLastConnection are DB NOT NULL with no default,
+          // but that still permits an empty string (e.g. stale rows from an older
+          // schema/version) - skip localizeTimestamp() for that case instead of
+          // showing its "Failed conversion" fallback for what is really just "no value".
+          var result = isEmpty(cellData) ? '' : localizeTimestamp(cellData);
           $(td).html (translateHTMLcodes (result));
       } },