From 05fd84e9f5bf699b57d7ff68e17ecb667fa57d38 Mon Sep 17 00:00:00 2001
From: dimden <admin@dimden.dev>
Date: Tue, 23 Aug 2022 22:25:37 +0300
Subject: [PATCH] Fix #405

Fixes #405
---
 views/site_files/text_editor.erb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/views/site_files/text_editor.erb b/views/site_files/text_editor.erb
index 35c439e6..9a5f7a79 100644
--- a/views/site_files/text_editor.erb
+++ b/views/site_files/text_editor.erb
@@ -183,6 +183,7 @@
       editor.setBehavioursEnabled(false)
 
       editor.setValue(resp, -1)
+      editor.getSession().setUndoManager(new ace.UndoManager())
 
       editor.on('change', function(obj) {
         $('a#saveButton,a#saveAndExitButton').css('opacity', 1)