After I successful mod my psp 2000 with 6.60 and i to my friend about its emulator and he want me to hack his too. Turn out his psp is the second gen of 2000 so I used the 6.20 hack and it work fine. However an issue come up when I am trying to use mvspsp. it say it is desiogn for pspslim and won't load while the cps 1 and cps2 work.