Sequential playlists are broken

[yyoyo]

When you play a music file, at the end the song the player should automatically play the next that was displayed on the list.

Step to reproduce:
1. Open Elisa
2. Go in Music -> Music Library -> Album
3. Choose an album with several songs
4. select the first one
5. play it

When the file is finished :

Expected result :
The player will play the next one

Unexpected result:
The player just stop.