Merge pull request #2886 from IntersectMBO/fix/2878-notfounderror-failed-to-execute-insertbefore-on-node-the-node-before-which-the-new-node-is-to-be-inserted

fix(#2878): Fix executing insert on undefined node

Author: MSzalowski

CHANGELOG.md

@@ -22,6 +22,7 @@ changes.
 - Fix incorrect link to learn more about direct voters [Issue 2647](https://github.com/IntersectMBO/govtool/issues/2647)
 - Fix missing No DRep found message on DRep Directory [Issue 2889](https://github.com/IntersectMBO/govtool/issues/2889)
 - Fix displaying givenName placeholder instead of actual value on DRep card [Issue 2888](https://github.com/IntersectMBO/govtool/issues/2888)
+- Fix executing insertBefore on undefined node [Issue 2878](https://github.com/IntersectMBO/govtool/issues/2878)
 
 ### Changed
 

govtool/frontend/index.html

@@ -42,7 +42,11 @@
           s = d.getElementsByTagName("script")[0];
         g.async = true;
         g.src = u + "matomo.js";
-        s.parentNode.insertBefore(g, s);
+        if (s && s.parentNode) {
+          s.parentNode.insertBefore(g, s);
+        } else {
+          d.head.appendChild(g);
+        }
       })();
     </script>
     <div id="root"></div>