Messages showing incorrect preview in the app

What happened?
Messages showing incorrect preview in the app.

What did you expect to happen?
Show correct preview

Steps to reproduce
Open Smartbox

What mail provider(s) are you using?
Gmail

What version of iOS?
iOS 17

What build number of Big Mail?
(You can find this in TestFlight)
33

Thanks for the report! This can sometimes happen if you open a Smartbox with thumbnail whilst syncing. Will get fixed.