Which video player do you have under 'video_player_selected'? Make sure that this video player is definitely installed, and then try to play another video with that player (not through youtube-viewer).
This is related enough that it can probably stay in the same thread. Since
it's not really a Trisquel issue let's not have too many separate threads.
- [Trisquel-users] "E: Unable to locate package youtube/v... svenerik_vn
- Re: [Trisquel-users] "E: Unable to locate package ... svenerik_vn
- Re: [Trisquel-users] "E: Unable to locate package ... masonhock
- Re: [Trisquel-users] "E: Unable to locate pack... svenerik_vn
- Re: [Trisquel-users] "E: Unable to locate ... masonhock
- Re: [Trisquel-users] "E: Unable to loc... svenerik_vn
- Re: [Trisquel-users] "E: Unable t... masonhock
- Re: [Trisquel-users] "E: Unab... svenerik_vn
- Re: [Trisquel-users] "E: ... masonhock
- Re: [Trisquel-users] "E: Unable t... masonhock
- Re: [Trisquel-users] "E: Unable t... Caleb Herbert
- Re: [Trisquel-users] "E: Unab... masonhock
- Re: [Trisquel-users] "E: ... svenerik_vn
- Re: [Trisquel-users] "E: Unab... svenerik_vn
- [Trisquel-users] Re : "E:... lcerf
- Re: [Trisquel-users] "E: ... svenerik_vn
- [Trisquel-users] Re : "E:... lcerf