From 8257ec492d4ce091d603fac154f5bc8c59815e18 Mon Sep 17 00:00:00 2001
From: Ian Renton <ian@ianrenton.com>
Date: Mon, 30 Mar 2026 19:09:04 +0100
Subject: [PATCH] Trap NaN frequencies and return None instead

---
 data/spot.py              | 4 ++++
 templates/about.html      | 2 +-
 templates/add_spot.html   | 4 ++--
 templates/alerts.html     | 4 ++--
 templates/bands.html      | 6 +++---
 templates/base.html       | 8 ++++----
 templates/conditions.html | 4 ++--
 templates/map.html        | 6 +++---
 templates/spots.html      | 6 +++---
 templates/status.html     | 4 ++--
 10 files changed, 26 insertions(+), 22 deletions(-)

diff --git a/data/spot.py b/data/spot.py
index 5c4630c..6ac57de 100644
--- a/data/spot.py
+++ b/data/spot.py
@@ -200,6 +200,10 @@ class Spot:
             if self.de_dxcc_id and not self.de_flag:
                 self.de_flag = lookup_helper.get_flag_for_dxcc(self.de_dxcc_id)
 
+        # Remove NaNs in frequency
+        if freq and freq == float("nan"):
+            freq = None
+
         # Band from frequency
         if self.freq and not self.band:
             band = infer_band_from_freq(self.freq)
diff --git a/templates/about.html b/templates/about.html
index 134871c..a42c104 100644
--- a/templates/about.html
+++ b/templates/about.html
@@ -67,7 +67,7 @@
     <p>This software is dedicated to the memory of Tom G1PJB, SK, a friend and colleague who sadly passed away around the time I started writing it in Autumn 2025. I was looking forward to showing it to you when it was done.</p>
 </div>
 
-<script src="/js/common.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-about").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/add_spot.html b/templates/add_spot.html
index 90dc3e2..68bb59f 100644
--- a/templates/add_spot.html
+++ b/templates/add_spot.html
@@ -69,8 +69,8 @@
 
 </div>
 
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/add-spot.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/add-spot.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-add-spot").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/alerts.html b/templates/alerts.html
index a96c1e1..6cfeebe 100644
--- a/templates/alerts.html
+++ b/templates/alerts.html
@@ -56,8 +56,8 @@
 
 </div>
 
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/alerts.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/alerts.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-alerts").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/bands.html b/templates/bands.html
index 60b0d96..cb34572 100644
--- a/templates/bands.html
+++ b/templates/bands.html
@@ -62,9 +62,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/spotsbandsandmap.js?v=1774893685"></script>
-<script src="/js/bands.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
+<script src="/js/bands.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-bands").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/base.html b/templates/base.html
index 59d0d18..454336b 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -46,10 +46,10 @@
             crossorigin="anonymous"></script>
     <script src="https://cdn.jsdelivr.net/npm/tinycolor2@1.6.0/cjs/tinycolor.min.js"></script>
 
-    <script src="https://misc.ianrenton.com/jsutils/utils.js?v=1774893685"></script>
-    <script src="https://misc.ianrenton.com/jsutils/storage.js?v=1774893685"></script>
-    <script src="https://misc.ianrenton.com/jsutils/ui-ham.js?v=1774893685"></script>
-    <script src="https://misc.ianrenton.com/jsutils/geo.js?v=1774893685"></script>
+    <script src="https://misc.ianrenton.com/jsutils/utils.js?v=1774894144"></script>
+    <script src="https://misc.ianrenton.com/jsutils/storage.js?v=1774894144"></script>
+    <script src="https://misc.ianrenton.com/jsutils/ui-ham.js?v=1774894144"></script>
+    <script src="https://misc.ianrenton.com/jsutils/geo.js?v=1774894144"></script>
 
 </head>
 <body>
diff --git a/templates/conditions.html b/templates/conditions.html
index 730c789..ed31c96 100644
--- a/templates/conditions.html
+++ b/templates/conditions.html
@@ -189,8 +189,8 @@
     </div>
 </div>
 
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/conditions.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/conditions.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-conditions").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/map.html b/templates/map.html
index 966c37e..66cef5f 100644
--- a/templates/map.html
+++ b/templates/map.html
@@ -70,9 +70,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/spotsbandsandmap.js?v=1774893685"></script>
-<script src="/js/map.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
+<script src="/js/map.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-map").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/spots.html b/templates/spots.html
index cec290a..12e85ee 100644
--- a/templates/spots.html
+++ b/templates/spots.html
@@ -87,9 +87,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/spotsbandsandmap.js?v=1774893685"></script>
-<script src="/js/spots.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
+<script src="/js/spots.js?v=1774894144"></script>
 <script>$(document).ready(function() { $("#nav-link-spots").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/status.html b/templates/status.html
index f035959..229ff9e 100644
--- a/templates/status.html
+++ b/templates/status.html
@@ -59,8 +59,8 @@
     </div>
 </div>
 
-<script src="/js/common.js?v=1774893685"></script>
-<script src="/js/status.js?v=1774893685"></script>
+<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/status.js?v=1774894144"></script>
 <script>
     $(document).ready(function() { $("#nav-link-status").addClass("active"); }); <!-- highlight active page in nav -->
 </script>