From 589c1c8021cae053035927f4c0aa5f53210d1668 Mon Sep 17 00:00:00 2001
From: int2001 <joerg@dj7nt.de>
Date: Tue, 17 Oct 2023 17:31:32 +0000
Subject: [PATCH] Fixes issue that reassign failed, when col_station_callsign
 was not given

---
 application/models/Logbook_model.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/application/models/Logbook_model.php b/application/models/Logbook_model.php
index 72d804d6..ae3226eb 100755
--- a/application/models/Logbook_model.php
+++ b/application/models/Logbook_model.php
@@ -4148,7 +4148,11 @@ function check_if_callsign_worked_in_logbook($callsign, $StationLocationsArray =
 	    );
 
 	    $this->db->where(array('station_id' => NULL));
-	    $this->db->where('col_station_callsign', $station_callsign);
+	    if ($station_callsign == '') {
+	    	$this->db->where(array('col_station_callsign' => NULL));
+	    } else {
+	    	$this->db->where('col_station_callsign', $station_callsign);
+	    }
 	    $this->db->update($this->config->item('table_name'), $data);
 	    if ($this->db->affected_rows() > 0) {
 		    return TRUE;