Help needed unlocking 8390

[maksboy]

Hi
I know the operator now. Its ATT Wireless in USA. The phone details are given below. Please help...

Type: NSB-8
Model 8390
IMEI: 010093302820975
Code: 0506909GJ00AA

Regards
Maks

[inderinderinder]

[SIZE=5]Your code: #pw+789070710702671+1#[/SIZE]

Let me know...

[maksboy]

It gave Code Error


[QUOTE=inderinderinder][SIZE=5]Your code: #pw+789070710702671+1#[/SIZE]

Let me know...[/QUOTE]

[inderinderinder]

The code is valid, are you sure the phone is currently locked to AT&T USA?

[OHB]

[QUOTE=inderinderinder]The code is valid, are you sure the phone is currently locked to AT&T USA?[/QUOTE]

The code is correct i just verified it must be wrong provider

[maksboy]

[QUOTE=OHB]The code is correct i just verified it must be wrong provider[/QUOTE]
I tried it again and the phone says Unable to change restriction. Why would that be ? Any ideas? Looks like the code is correct but its not accepting it...