[adeel.rajwani]

When i lock the screen by using the top button or quick lock the lockscreen turns black, and then maybe a minute later it turns on... anyone got any idea what the problem is? i already restored it... it still does it, im running 3.0 unlocked jailbrokn 2g 8gb iphone

[blkcadi]

You only need to post one thread my friend, they all come up on new posts.
Sounds like there may have been a corrupted file during the jailbreak process. My advise is to try it again, make sure you set it up as a new phone, not from back up. DFU/restore/jailbreak