User simonk reported an issue with the Discourse Docs top menu button where the button’s text was missing, making it invisible until hovered over. Despite reverting a previous customization and testing with the Light theme, the issue persisted. JammyDodger identified the problem as a known issue with a fix in place, recommending an update to the latest version from the /admin/upgrade page. simonk acknowledged the solution and apologized for not finding the previous thread, while JammyDodger welcomed the opportunity to resolve a bug that had already been fixed.
I have the Discourse Docs docs add to top menu option enabled, and I recently noticed that the button had disappeared. It’s actually still there, but has no text so it is invisible until you mouse over it: