Uhhh PSP CFW GEN-D Full and Kingdome Hearts birth by sleep

Hey guys i was hopeing you can help me out I have recently updated my PSP from CFW M33 to GEN - D and i was wondering why i cant play the new kingdom Hearts Bitrh by sleep after attempting to launch it it shows THE GAME COULD NOT BE STARTED (80020148)
So whats up can someone help me?

Update to GEN-D2 then to D3.

I'm pretty sure even Gen D3 cannot play this game:
https://www.romulation.org/forum/index.php?topic=31761.0So you'll have to wait, or buy the game.