Version 7 Unread smart folder - empty

I’ve encountered many bugs with my 30 trial of v7, though this one appears to be the most obvious.
My Unread Smart Folder shows 9 unread emails, but the folder itself is empty. 

Hello John,

Thank you for your feedback.Is this issue occurring only in conversation view? We are aware of this problem in conversation view and it should be fixed in the next update. 
If there is anything else you want us to resolve, please, let us know.