Roundcube's custom Sent folder is reset to the default after recent updates.

Symptoms

When logging into Roundcube via Webmail we noticed that our custom Sent folder has been reverted to the default location.

Description

We've opened an internal case for our development team to investigate this further. For reference, the case number is CPANEL-47798. Follow this article to receive an email notification when a solution is published in the product. 

Workaround

Set the Sent folder back to the expected destination via the user's Roundcube "Special Folders" setting found under the "Preferences" tab.