Try to load it as if your dm sees it.
A lot of times it will let you step through and force load, once you're done you'll need to
do a restore, reregister *228, and resend your books..
In reality you added an hour to the upgrade...,
If this doesn't work, look in the tips and tricks section for How Do I restore a nuked Berry.
It is recoverable, and i'll bet you've got some adrenaline going...
No need for suicide. As others said, just do a search for "nuked" or "bricked" somethin like that, and it will take you step by step in bringing your Berry back to life.