From 0c8e0ed3dd8b54f63b24b56e9d60f79cbbe4e021 Mon Sep 17 00:00:00 2001
From: "alonso.torres" <alonso.torres@kaleidos.net>
Date: Fri, 9 Jul 2021 14:50:57 +0200
Subject: [PATCH] :bug: Fix problem with invalid svg value

---
 frontend/src/app/util/svg.cljs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/frontend/src/app/util/svg.cljs b/frontend/src/app/util/svg.cljs
index 48e64746e..b4d3a352a 100644
--- a/frontend/src/app/util/svg.cljs
+++ b/frontend/src/app/util/svg.cljs
@@ -488,8 +488,9 @@
            filter-values)))
 
 (defn extract-ids [val]
-  (->> (re-seq xml-id-regex val)
-       (mapv second)))
+  (when (some? val)
+    (->> (re-seq xml-id-regex val)
+         (mapv second))))
 
 (defn fix-dot-number
   "Fixes decimal numbers starting in dot but without leading 0"