Some songs are not displayed in "library songs" and in "cached/offline"

[dainvincible1]

I listened to a full song but still it wasn't displayed in "library songs" and in "cached/offline". This happened twice

[anandnet]

If you skip some part while playing ,most of time you will not see that song in library songs tab.

[dainvincible1]

If you skip some part while playing ,most of time you will not see that song in library songs tab.

sometimes(very rarely) even if i dont skip parts and listen to the full song, it doesnt show in cache library or songs tab