Gear in composer not working

[Heliosurge (Dan DeMontmorency)]

Took a bit to track down. But seems that be this one.

MD Composer extras

This theme component adds few formatting options in the composer : underline, align center, align right, justify and strikethrough. You can customize the text of each button in the settings, making it compatible with every languages. Exist in rtl version (change align right to align left).

Once disabled seems fixed. But do like the goodies it offers.

This component as well causes the issue.

Scrollable Post Content

Summary Scrollable Post Content will allow you to add scrollable sections in posts with one click! Preview Preview on theme-creator.discourse.org After clicking “view theme” navigate to the “Scrollable post content” topic in the General category Repository Link https://github.com/discourse/Scrollable-post-content New to Discourse Themes? Beginner’s guide to using Discourse Themes Install this theme component Sample…

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Extra Info running Air Theme.