cant unlock w350 cid 53 why

[polocell]

here is log
RUNNING v 1.01/UNI
CARD SERIAL 00137507
USBFLASH DRIVER VERSION 02.02.00.05
SIGNED MODE (USING SERVER)
ALTERNATIVE SECURITY BYPASS ENABLED
PRELOADER SECURITY BYPASS ENABLED
CFG:111100000000
ChipID000,EMP protocol:0301

PHONE STATE: "RETAIL"
FLASH CID: 0053
Speed:115200
OTP: LOCKED:1 CID:52 PAF:1 IMEI:35623702021090 CERT:RED
LDR:071213 1552 PERCXC1720441_R2A022_PNX5230_FLASHLOADER
FLASH ID: 897E
LDR:070904 1356 AN2CXC1250610_R3A016_PNX5230_CSLOADER
loader GDFS startup executed
loader FILESYSTEM startup executed

DISCONNECT PHONE NOW
INSERT SIM CARD, FULLY TURN PHONE ON AND ATTACH AGAIN
INSTALL PHONE MODEM DRIVERS IF NEEDED

SEARCHING FOR PHONE, "STOP" TO ABORT
PHONE FOUND AT COM11
PHONE READY TO PROCEED
EXECUTOR STARTED

REMOVE CABLE FROM PHONE
REMOVE BATTERY FROM PHONE, THEN INSERT IT BACK
FINALLY PRESS "READY"

ChipID000,EMP protocol:0301

PHONE STATE: "RETAIL"
FLASH CID: 0053
Speed:115200
STARTING BOOTLOADER...
INT LDR:PNX5230_PRELOADER_FOR_SETOOL2
LDR:PNX5230_PRODUCTION_LOADER_FOR_SETOOL2
FLASH ID: 897E
FOUND VERSION "R11BA004_1205-7398_CINGULAR_JH"
USERCODE RESET TO "0000"
Searching...
Can't find SIMLOCK check
Unlock FAILED
Elapsed: 146 secs.

i have tried with several version and same failed why becuase times before i unlocked easily

[xerraco]

Try other FW Mate or after this peocess

DISCONNECT PHONE NOW
INSERT SIM CARD, FULLY TURN PHONE ON AND ATTACH AGAIN
INSTALL PHONE MODEM DRIVERS IF NEEDED

Turn on phone open Executor & in SE Tool Settings, check on Enable Preloader then Unlock/Repair.