No it is because i updatet my PsP from 4.01 M33 to 4.01 M33-2!

No it is because i updatet my PsP from 4.01 M33 to 4.01 M33-2!
lol, no. it's probably because youre trying to enable a code when it shouldn't be enabled and your psp has a seizure and freezes. just don't enable the codes until they're supposed to be turned on.