I just jailbroked my iphone 3gs using redsn0w 0.8 few days ago, and everything works perfectly fine besides I'm getting same problem every single time. My iphone keep goes blackout whenever installing winterboard from cydia. Installation was complet, according to iphone and whenever it reboots, I see apple logo and thats it it makes me sick for following few days, still google
for the solution but can't find any of em.. any1 know about this prob.? NEED HELP ASAP!

p.s - or should I re-jailbreak w/ purplerain?