#Any error you desire
;NOFX
:Boots Yourself, No one else
0x0037c078 0x34020000 <--------- If you change the last
two hex values then you get that error!

#Any error you desire
;NOFX
:Boots Yourself, No one else
0x0037c078 0x34020031<---- if you changed these values to 31 you would get a error 31.

Yes this was made by NOFX, and it gives just you the error.
i think it was made because all the noobs were wanting different error boots.
I'm pretty sure it would be really hard to add packets and make it a boot code.