From 710149ec21d36d390e024871bc31b2c6a2f60396 Mon Sep 17 00:00:00 2001
From: Peter Pfeufer <info@ppfeufer.de>
Date: Wed, 14 Aug 2024 13:22:23 +0200
Subject: [PATCH] [FIX] Check if the CustomCSS object exists

---
 .../custom_css/templatetags/custom_css.py     | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/allianceauth/custom_css/templatetags/custom_css.py b/allianceauth/custom_css/templatetags/custom_css.py
index d3a935a9..3c01602f 100644
--- a/allianceauth/custom_css/templatetags/custom_css.py
+++ b/allianceauth/custom_css/templatetags/custom_css.py
@@ -33,11 +33,16 @@ def custom_css_static(path: str) -> str:
     except FileNotFoundError:
         return ""
     else:
-        custom_css_changed = CustomCSS.objects.first().timestamp.timestamp()
-        custom_css_version = (
-            str(custom_css_changed).replace(" ", "").replace(":", "").replace("-", "")
-        )  # remove spaces, colons, and dashes
-        static_url = static(path)
-        versioned_url = static_url + "?v=" + custom_css_version
+        try:
+            custom_css = CustomCSS.objects.get(pk=1)
+        except CustomCSS.DoesNotExist:
+            return ""
+        else:
+            custom_css_changed = custom_css.timestamp.timestamp()
+            custom_css_version = (
+                str(custom_css_changed).replace(" ", "").replace(":", "").replace("-", "")
+            )  # remove spaces, colons, and dashes
+            static_url = static(path)
+            versioned_url = static_url + "?v=" + custom_css_version
 
-        return mark_safe(f'<link rel="stylesheet" href="{versioned_url}">')
+            return mark_safe(f'<link rel="stylesheet" href="{versioned_url}">')