Error Unlocking Nokia 2323

[adnann5]

Imei net: 35798003********1
Version: SIMLOCK SERVER
Provider: Vodafone / Airtel Movil, Country: Spain
Counter: 0/3, 0/10

CONFIG_DATA: 2140100000000000
PROFILE_BITS: 800000000003000B

BLOCK 1: 1.LOCKED (MCC+MNC): 21401F

PhoneType:RM-543
SwVersion: V 08.20 30-06-09 RM-543 (c) Nokia
MCU file: rm543__08.20.mcusw
Trying to find patch position ...OK


ASIC ID: 0x3168 [UPP_8M ver: 6.4]
SecondaryBoot: u3_2nd.fia [DCT4] version: 4.76.0 revision: 0.7 size: 0x9A8
Supported Ids: 3040, 2292, 2293, 3162, 3166, 3168
FlashID0: 0089 8981 [Intel NU48F256,256 Mbits] page size: 128 K type: NOR area: 01000000-02FFFFFF - COMBO FLASH
ExtBUSC: AD7E B61B 2310 0340 C605 E401 20A2 0000
Algorithm: u3_intel.fia [DCT4 ALGORITHM] version: 4.76.0 revision: 0.7 size: 0x56A0
Supported Ids: 3040, 2292, 2293, 3162, 3166, 3168
Performing Flash Authentication ...OK
UEM ID: 005DF13B:3B8ADA60
Area [01000000-0101FFFF] erased in 0.859 s
Area [01200000-0121FFFF] erased in 0.766 s
Area [01440000-0145FFFF] erased in 0.844 s
Area [014C0000-014DFFFF] erased in 0.796 s
Area [01CE0000-01CFFFFF] erased in 0.079 s
Programming ...
Programming completed.
Updating SIMLOCK ...Error 0x07

What could be the possible reason and solution ???