Code:
Looking for a device in upgrade mode
No devices detected in upgrade mode
Device found: BUC021662901XXXX
2019-05-22 19:17:01 Starting to write device in FASTBOOT mode...
Looking for a device in fastboot mode
Device found: BUC021662901XXXX
Getting IMEI...
Getting build number...
Getting model ...
Getting battery state...
Getting backdoor info...
Getting lock state info...
Getting lock boot info...
SN:BUC021662901XXXX
IMEI:86939802735XXXX
IMEI:869398027401296
Build number: :VNS-L21C185B150
Model: HUAWEI VNS-L21
Battery state: 3584mv
OEM lock state info:
FB LockState: LOCKED
USER LockState: LOCKED
OEM get bootinfo:
locked
Extracting partition XLOADER...
Writing XLOADER partition
XLOADER partition UPDATE :FAIL Command not allowed
Trying to unlock device...
Writing XLOADER partition
XLOADER partition UPDATE ...OK
Extracting partition FW_LPM3...
Writing FW_LPM3 partition
FW_LPM3 partition UPDATE ...OK
Extracting partition FASTBOOT...
Writing FASTBOOT partition
FASTBOOT partition UPDATE ...OK
Extracting partition MODEMNVM_UPDATE...
Writing MODEMNVM_UPDATE partition
MODEMNVM_UPDATE partition UPDATE ...OK
Extracting partition TEEOS...
Writing TEEOS partition
TEEOS partition UPDATE ...OK
Extracting partition TRUSTFIRMWARE...
Writing TRUSTFIRMWARE partition
TRUSTFIRMWARE partition UPDATE ...OK
Extracting partition SENSORHUB...
Writing SENSORHUB partition
SENSORHUB partition UPDATE ...OK
Extracting partition FW_HIFI...
Writing FW_HIFI partition
FW_HIFI partition UPDATE ...OK
Extracting partition BOOT...
Writing BOOT partition
BOOT partition UPDATE ...OK
Extracting partition RECOVERY...
Writing RECOVERY partition
RECOVERY partition UPDATE ...OK
Extracting partition RECOVERY2...
Writing RECOVERY2 partition
RECOVERY2 partition UPDATE ...OK
Extracting partition DTS...
Writing DTS partition
DTS partition UPDATE ...OK
Extracting partition MODEM_FW...
Writing MODEM_FW partition
MODEM_FW partition UPDATE ...OK
Extracting partition CACHE...
Erasing CACHE partition
Partition CACHE erased
Writing CACHE partition
CACHE partition UPDATE ...OK
Extracting partition SYSTEM...
Writing SYSTEM partition
sending sparse file 466418052 bytes
Waiting for answer...
send sparse file ERROR
SYSTEM partition UPDATE :FAIL sparse flash write failure
Extracting partition CUST...
Erasing CUST partition
Partition CUST erased
Writing CUST partition
CUST partition UPDATE :FAIL partition error
Extracting partition USERDATA...
Erasing USERDATA partition
Partition USERDATA erased
Writing USERDATA partition
USERDATA partition UPDATE ...OK
Software written
2019-05-22 19:25:43 Writing device finished - INCOMPLETE
Waiting for fastboot device...
Device found: BUC0216629010922
Writing rescue_recovery partition
rescue_recovery partition UPDATE ...OK
Looking for device in upgrade mode...
2019-05-22 19:26:09 Starting to write device in UPGRADE mode...
File to update: VNS-L21_C22B151_Firmware_Poland_Polkomtel_Android6.0_EMUI4.1.3.APP
Validating file...
Looking for attached port...
Preparing to write...
Extracting partition SHA256RSA...
Writing partition: SHA256RSA...
Extracting partition CRC...
Writing partition: CRC...
Extracting partition CURVER...
Writing partition: CURVER...
Extracting partition VERLIST...
Writing partition: VERLIST...
Extracting partition EFI...
Writing partition: EFI...
Extracting partition XLOADER...
Writing partition: XLOADER...
Extracting partition FW_LPM3...
Writing partition: FW_LPM3...
Extracting partition FASTBOOT...
Writing partition: FASTBOOT...
Extracting partition MODEMNVM_UPDATE...
Writing partition: MODEMNVM_UPDATE...
Extracting partition TEEOS...
Writing partition: TEEOS...
Extracting partition TRUSTFIRMWARE...
Writing partition: TRUSTFIRMWARE...
Extracting partition SENSORHUB...
Writing partition: SENSORHUB...
Extracting partition FW_HIFI...
Writing partition: FW_HIFI...
Extracting partition BOOT...
Writing partition: BOOT...
Extracting partition RECOVERY...
Writing partition: RECOVERY...
Extracting partition RECOVERY2...
Writing partition: RECOVERY2...
Extracting partition DTS...
Writing partition: DTS...
Extracting partition MODEM_FW...
Writing partition: MODEM_FW...
Extracting partition CACHE...
Writing partition: CACHE...
Extracting partition SYSTEM...
Writing partition: SYSTEM...
Extracting partition CUST...
Writing partition: CUST...
Extracting partition USERDATA...
Writing partition: USERDATA...
Software written
2019-05-22 19:44:52 Starting to write device in UPGRADE mode...
File to update: L21_C22B151_update_data_hw_eu.APP
Validating file...
Looking for attached port...
Preparing to write...
Extracting partition SHA256RSA...
Writing partition: SHA256RSA...
Extracting partition CRC...
Writing partition: CRC...
Extracting partition CURVER...
Writing partition: CURVER...
Extracting partition VERLIST...
Writing partition: VERLIST...
Extracting partition EFI...
Writing partition: EFI...
Extracting partition USERDATA...
Writing partition: USERDATA...
Software written
2019-05-22 19:45:58 Writing device finished OK