whitescreen problem

[or100cohen]

trying to restore to 4.2.1 with redsn0w
It's not so worked
so i get in to redsn0w with tinyumbrella-4.30.03
and I clicked on Install cydia
and then it work
but then isee a bug,whan i traing to turn it up'it dosnt work
so i get in to redsn0w and then
"just boot..."
and it work again
after 20 m'
its turn off (i dont keno why)
so i get in to redsn0w and do "just boot..." **again**
and its whitescreen.
my Iphone
3GS
befor i resotre it was 3.1.2
05.11.07-6.4_M3S2
MC134HB/B - iPhone3GS

[usas101]

Try fully restoring, then jailbreaking with limera1n. Redsn0w can be a big pain! I have used it before!

[or100cohen]

i cant do restore bCuz i get error 28
this can fix it?>
MySQL error 28 and solution

or this:
[ame=http://www.youtube.com/watch?v=cwEUrLtJKoM&feature=player_embedded]YouTube - iPhone Error 28 Fix Part 1 of 2[/ame]

[or100cohen]

upp