TypeError: Cannot read property 'childNodes' of undefined

[farskid]

Describe the bug
Changing the language generates an error in the browser console.

To Reproduce
Steps to reproduce the behavior:

1. Go to the website.
2. Click on En language.
3. Open the browser console

Expected behavior
Should change the language without any error.

Screenshots

Desktop (please complete the following information):

• OS: Mac OS
• Browser: Google chrome
• Version: 74.0.3729.131 (Official Build) (64-bit)

[olpeh]

Thanks for the report. Will have to try to reproduce this.