I was trying to change the gameboot sound when I saw nothign was really happening dn then cancelled. Next thing I know when I turn on my PSP the screen is black. However when I turn it on while holding R I see a blue screen. One of the options says " Run program at /PSP/GAME/RECOVERY/EBOOT.PBP" I tried clicking on this but I see another black scren and I am forced to shut down. CAN SOMONE PLEASE HELP ME!?!?!?!