Video Group By name : Bad thumbnails, only with this group option

Description

With some videos, thumbnail are not all correct with the Group by Name option. But it is with Group by Folder or No Group

Important note : no clear medialibrary has been done after the update to beta 5.

Expected behavior

Thumbnails should be correct

Actual behavior

Thumbnails are sometimes the thumbnails of others videos or/and audio thumbnails.

Steps to reproduce

Just switch between group option

Screenshot / video

See Le Monde Parfait

Group by Folder

Group by Name The thumbnails is not the godd one and is composed by multiple audio album covers

Context

App version

3.2.0 beta 5

Android version

8.1.0

Device model

Moto g5 plus XT1685

App mode

Smartphone