From fe22617ae3fdd208bf7a6c54f57856f577ff3ed1 Mon Sep 17 00:00:00 2001
From: "Joerg (DJ7NT)" <int2001@users.noreply.github.com>
Date: Sat, 21 Mar 2026 19:07:13 +0100
Subject: [PATCH] Fix null assignment for frequency value

Refactor frequency value assignment to handle null case.
---
 application/models/Logbookadvanced_model.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/application/models/Logbookadvanced_model.php b/application/models/Logbookadvanced_model.php
index 3678e2b95..477ab9837 100644
--- a/application/models/Logbookadvanced_model.php
+++ b/application/models/Logbookadvanced_model.php
@@ -1191,7 +1191,7 @@ class Logbookadvanced_model extends CI_Model {
 
 			if ($value == '') return;
 
-			$value2 == '' ? null : $value2;
+			if (trim($value2 ?? '') == '') { $value2=null; }
 
 			$sql = "UPDATE ".$this->config->item('table_name')." JOIN station_profile ON ". $this->config->item('table_name').".station_id = station_profile.station_id" .
 			" SET " . $this->config->item('table_name').".COL_FREQ = ?" .