Ok my hacks worked just fine when i had 3.71 M33-4 and now I updated my firmware to 4.01 M33-2 and now my hacks wont work..... they freeze my psp up and then it shuts off.
I have even tryed getting a diffrent Nite Pr (Rev. K Stable) and it is still not working! please help me! and also please give me usfull nite pr codes that work! Thanks!