iTunes and iPhone problem, adding music

[revolutionrock]

I have encoutered a problem! i have just come to add music to my iPhone , and i can't!

I try and drag it to the iPhone but it just won't add it!

Is there anything you have to de specifically? Sync it or something?

 

[revolutionrock]

worked. Cheers

 

[revolutionrock]

huh, i have just added a lot of music, i went to play it on iTunes and a ! Came next to it , yet it plays fine on the phone?