ok this is the steps i made:
first i'mgoing to the tab "add category" in the name i put musicdetails and click in create custom category. After that i going to the tab "edit category" when i put in display : %tracknumber% - %display%. When i look my category is blank nothing happens and if i select music database the only thing i see is the name of the arstist and the name of the album like this: Metallica-Kill'em'all.
it's boring i need to see the tracks of the album xlobby is playing