camry 2007 dvd problem
 

hi all i have a toyota camry 2007
i have a problem with it's player! the next function is not working on my dvd player ( when i wanted to proceed to the next track it just fast forward it with 2x,4x,... and wont jump to the next track!!) i dont know the player's exact model but on its remote it named by R012 !!
could anyone please help me solve my problem?
thanks anyway!:o