From adb6255d5d449d611bfd75da0cfd6183d44817a5 Mon Sep 17 00:00:00 2001
From: Paul Chavard <git@paul.chavard.net>
Date: Tue, 9 Apr 2019 17:15:45 +0200
Subject: [PATCH] Do not crash if element to remove is not found

---
 app/helpers/application_helper.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 91df7a137..f2e84bd75 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -53,7 +53,7 @@ module ApplicationHelper
     script = "(function() {";
     script << "var el = document.querySelector('#{selector}');"
     method = (inner ? "el.innerHTML = ''" : "el.parentNode.removeChild(el)")
-    script << "setTimeout(function() { #{method}; }, #{timeout});";
+    script << "if (el) { setTimeout(function() { #{method}; }, #{timeout}); }";
     script << "})();"
     # rubocop:disable Rails/OutputSafety
     raw(script);