IPhone 3g unlocking,

[iphonesingapore]

ok heres what happen i bought a iphone 3g from overseas
want to try yellowsnow to unlock
however i cannot restore firmware to 2.2 3g even though i got the steps correctly

i am using a itunes 8.0.2 using iphone 3g firmware
iPhone1,2_2.2_5G77_Restore
but how come when i restore halfway i still get this error;
An error has occured (1013)

tried dfu mode but still same le. how ah like that? cannot unlock ah like that means?

try uninstalling itunes install again also cannot le

dun wish to waste my money spend on the overseas iphone

[dejawoo]

1013 is baseband mismatch error.YellowSnow only works with 02.28.00.