Unlocking iphone 3GS problem

ok, if 1 can resolve happy.

have iphone 3gs using version 4.3.3 (8j2) , installed cydia warranty ran out. im happy , decided try , unlock phone via cydia.

have checked several sites advises following:

go manage (after booting cydia) sources, select edit , put in following address....repo666.ultrasn0w.com. select , within app ultrasn0w.

have selected , happily installs reboots.

problem starts, phone reboots , searching network, after few minutes have gone settings , option carrier , message unable load network list.

luckily using wifi , can go cydia remove ultrasn0w.

doing wrong?? or bug waiting fixed?? apps upto date in cydia

please help...

im on vodafone network , want put in orange sim card.

thank

 

what baseband iphone?
iphone 3gs when updated 4.3.3 changed baseband 05.16.02 , baseband can not unlocked ultrasn0w. not service carrier (optus). restored , found locked network jailbroke using sn0wbreeze, updated ipad baseband, installed ultrasn0w , working fine (so far, knock on wood). if baseband 05.16.01/2 option did.
people if update ipad baseband lose gps mine works perfectly. think disables gps in rare circumstances.

 

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