huawei g-620s write firmware error?

[gsmiulian]

huawei g620s repair boot done by jtag
after repair i write firmware dc error
Looking for a device in upgrade mode
No devices detected in upgrade mode

Looking for a device in fastboot mode

Device found: a276dd


8/23/2017 4:12:49 PM Starting extracting partitions from file UPDATE.APP
OEMSBL version: G620S-L01V100R001C00B256_BOOT
AMSS version: G620S-L01V100R001C00B256
Cannot create extract directory: D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ tmp\20170823_161249_UPDATE\
Extract files to directory: D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\
Extracting partition: RPM OK
Extracting partition: TZ OK
Extracting partition: SBL1 OK
Extracting partition: MODEM OK
Extracting partition: HYP OK
Extracting partition: MODEMST1 OK
Extracting partition: MODEMST2 OK
Extracting partition: FSG OK
Extracting partition: LOGO OK
Extracting partition: ABOOT OK
Extracting partition: RECOVERY OK
Extracting partition: SYSTEM OK
Extracting partition: USERDATA OK
Extracting partition: CACHE OK
Extracting partition: CUST OK
Extracting partition: PERSIST OK
Extracting partition: BOOT OK
8/23/2017 4:13:10 PM Extracting partitions finished OK

8/23/2017 4:13:10 PM Starting to write device in FASTBOOT mode...

Device found: a276dd

SN: 3B4C14A29004642
Build number: G620S-L01V100R001C22B243
Product model: G620S-L01

Writing RPM partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ RPM.img
RPM partition UPDATE ...FAILED
Cannot get FBlock info from device
Cannot get HW FBlock info from device

Writing RPM partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ RPM.img
RPM partition UPDATE ...FAILED

Writing TZ partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ TZ.img
TZ partition UPDATE ...FAILED

Writing SBL1 partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ SBL1.img
SBL1 partition UPDATE ...FAILED

Writing MODEM partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ MODEM.img
MODEM partition UPDATE ...FAILED

Writing HYP partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ HYP.img
HYP partition UPDATE ...FAILED

Writing MODEMST1 partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ MODEMST1.img
MODEMST1 partition UPDATE ...FAILED

Writing MODEMST2 partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ MODEMST2.img
MODEMST2 partition UPDATE ...FAILED

Writing FSG partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ FSG.img
FSG partition UPDATE ...FAILED

Writing LOGO partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ LOGO.img
LOGO partition UPDATE ...FAILED

Writing ABOOT partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ ABOOT.img
ABOOT partition UPDATE ...FAILED

Writing RECOVERY partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ RECOVERY.img
RECOVERY partition UPDATE ...FAILED

Writing SYSTEM partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ SYSTEM.img
SYSTEM partition UPDATE ...FAILED

Erasing USERDATA partition
ERASE partition USERDATA ...FAILED

Writing USERDATA partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ USERDATA.img
USERDATA partition UPDATE ...FAILED

Erasing CACHE partition
ERASE partition CACHE ...FAILED

Writing CACHE partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ CACHE.img
CACHE partition UPDATE ...FAILED

Erasing CUST partition
ERASE partition CUST ...FAILED

Writing CUST partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ CUST.img
CUST partition UPDATE ...FAILED

Writing PERSIST partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ PERSIST.img
PERSIST partition UPDATE ...FAILED

Writing BOOT partition with file D:\Main Programe\dc unloker\DC_Phoenix\DC_Phoenix_v39_beta\DC_Phoenix\ BOOT.img
BOOT partition UPDATE ...FAILED
Update fastboot mode failed
8/23/2017 4:14:13 PM Writing device finished - INCOMPLETE
?\
?
solution ?\

[Valdemaras]

It is wise to check first supported models and in what modes they are flashable first - https://www.dc-unlocker.com/supportedmodelsdcpx.php