if they are 1.50 homebrew that code means for you to install the addon 1.50 kernal for your firmware.if its an iso/cso and you have m33 driver or sony np6990 selected,chances are you have a fake memory stick.
if your trying to run isos,fake memstick is real possible,otherwise check out the rest i said if its not an iso or cso


some of theses games used to work back when i used dev hook, umd emu etc some of the new games are not working either some are.





