Error With Mail Marketing App & base_fontawesome

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Module

base_fontawesome > Mail Marketing App

Describe the bug

Error when trying to use Mail Marketing App, with base_fontawesome installed.

UncaughtPromiseError > TypeError
Uncaught Promise > Cannot read properties of null (reading '1')

Occured on erp.elementorural.com on 2025-11-11 19:33:06 GMT

TypeError: Cannot read properties of null (reading '1')
at https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:19371:436
at Array.find ()
at https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:19371:279
at Array.find ()
at fontToImg (https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:19371:217)
at toInline (https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:19365:41)
at https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:20806:879
at async MassMailingHtmlField._switchThemes (https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:20848:139)
at async HTMLAnchorElement. (https://erp.elementorural.com/web/assets/5c08496/web.assets_web.min.js:20829:288)

Version used: Odoo 18.0

Steps to reproduce the behavior:

1. Enter Mail Marketing App
2. Click on new
3. Select any Template
4. Error occurs

Expected behavior
You can use Mail Marketing without an issue.

Additional context
Add any other context about the problem here. (e.g. OS, Python version, ...)