cant unlock k55o

[khem]

am having problem each time, for the last procdure.

here is the log

SIGNED MODE (USING SERVER)
PRELOADER SECURITY BYPASS ENABLED
CFG:101000000000
ChipID:9900,EMP protocol:0301
BOOTROM MODE DETECTED
Speed:921600
OTP: LOCKED:1 CID:51 PAF:1 IMEI:35491101271823 CERT:N/A
FLASH CID:52 COLOR:RED
PATCH:061205 1523 HANCXC9876543210_DB2020_MEM_PATCHER_R2A006 0
LDR:080108 1810 ESGCXC1329129_DB2020_FLASHLOADER_R2A015
FLASH ID:897E
LDR:070904 1245 AN2CXC1250562_DB2020_CSLOADER_R3A013
loader startup: executed
loader GDFS startup: executed
loader filesystem startup: executed
loader unlock: executed
can't get packet data (00000002/000001AC)
error while reading security units
Can't read security units
Elapsed: 136 secs.
SIGNED MODE (USING SERVER)
PRELOADER SECURITY BYPASS ENABLED
CFG:101000000000
ChipID:9900,EMP protocol:0301
BOOTROM MODE DETECTED
Speed:921600
OTP: LOCKED:1 CID:51 PAF:1 IMEI:35491101271823 CERT:N/A
FLASH CID:52 COLOR:RED
PATCH:061205 1523 HANCXC9876543210_DB2020_MEM_PATCHER_R2A006 0
LDR:080108 1810 ESGCXC1329129_DB2020_FLASHLOADER_R2A015
FLASH ID:897E
LDR:070904 1245 AN2CXC1250562_DB2020_CSLOADER_R3A013
loader startup: executed
loader GDFS startup: executed
loader filesystem startup: executed
loader unlock: 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 COM254
PHONE READY TO PROCEED
EXECUTOR STARTED

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

ChipID:9900,EMP protocol:0301
BOOTROM MODE DETECTED
Speed:921600
Starting embedded bootloader...
can't get packet start.
embedded flashloader not responds !
Elapsed: 425 secs.