what did i do wrong?

[joyce_h]

hello all,well still being new to this (but improving) I d/loaded some tracks successfully,transferred them to realplayer & managed to put them on to cd,then put all into relevant folders.All was going great but it would not let me put one of the tracks onto my playlist.It gave me the option to delete,but it asked if I wanted to delete all other tracks so I clicked on "no"but it has deleted ev.thing i have looked in all places Ican think of but no success,pls can u help me with this.thank you am having trouble with my sound/volume too I have it turned up q. loud but can hardly hear the music.Am i always gonna be having problems pls tell me no ;-(