i have an iphone 2g 8gigs
model ma712ll
modem firmware 04.05.04_g
version 3.1.3 (7e18)

my phone is unlocked using resnow,,,,,,,t was wroking fine and i restore it by mistake,,,,,i used redsnow to unlock it again,,,,,,but now cant get my internet to work with my (flexpay plan with added internet) i tried to download "legacy" from cydia
but it doesnt let me and says "file size mismatched"

helppppppppppppppppppppppppppppppppppppppppppppppp pppppppp