CHM-U01 encryption unsuccessful not done with dc-phoenix :(

[AM19x]

hi, i havea chm-u01 stuck in encryption unsuccessful error.. is there any solution? i have tried dgtks file but failed, here is log

DC Phoenix 0.0.0.108
user:AM19x

Looking for a device in force upgrade mode
No devices detected in force upgrade mode
Device found: A8K4C15A09007430


7/29/2019 3:01:01 PM Starting to write device in FASTBOOT mode...
File to update: CHM-U01_MAA001057_Board Software_Europe_Android 4.4.2_EMUI 3.0_05021SBU.dgtks

Looking for a device in fastboot mode
Device found: A8K4C15A09007430


Getting IMEI...
Getting build number...
Getting model ...
Getting battery state...
Getting backdoor info...
Getting lock state info...
Getting lock boot info...

SN:A8K4Cxxxxxxxxxx
Build number: :CHM-U01 V100R001C185B130
Model: :CHM-U01
Battery state: 3567mv
OEM backdoor info:
FB LockState: UNLOCKED
USER LockState: LOCKED
OEM get bootinfo:
unlocked


Process identifier:17239386

Erasing ver .. .
Trying to unlock device...

Signing process may take few minutes

Trying to get data from server
Waiting in queue for signing service. Expected time 5 second(s) to get data from server

Trying to get data from server
Erasing ver .. .

Erasing nvme partition
ERASE partition nvme : FAIL partition does not exist

Erasing oeminfo partition
ERASE partition oeminfo : FAIL partition does not exist

Erasing modemnvbkup partition
ERASE partition modemnvbkup : FAIL partition does not exist

Erasing modemnvreserved partition
ERASE partition modemnvreserved : FAIL partition does not exist

Erasing cust partition
ERASE partition cust : FAIL partition does not exist

Writing ptable partition
ptable partition UPDATE ...OK

Writing fastboot1 partition
fastboot1 partition UPDATE ...OK

Writing fastboot partition
fastboot partition UPDATE ...OK

Writing mcuimage partition
mcuimage partition UPDATE ...OK

Writing nvme partition
nvme partition UPDATE ...OK

Writing modemimage partition
modemimage partition UPDATE ...OK

Writing modemnvm1 partition
modemnvm1 partition UPDATE ...OK

Writing modemnvm2 partition
modemnvm2 partition UPDATE ...OK

Writing modemnvm3 partition
modemnvm3 partition UPDATE ...OK

Writing dsp partition
dsp partition UPDATE ...OK

Writing hifi partition
hifi partition UPDATE ...OK

Writing modemlog partition
modemlog partition UPDATE ...OK

Writing recovery partition
recovery partition UPDATE ...OK

Writing splash2 partition
splash2 partition UPDATE ...OK

Writing oeminfo partition
oeminfo partition UPDATE ...OK

Writing boot partition
boot partition UPDATE ...OK

Writing dtimage partition
dtimage partition UPDATE ...OK

Erasing cache partition
Partition cache erased
Writing cache partition
cache partition UPDATE ...OK

Writing system partition
sending sparse file 516470260 bytes
Waiting for answer...
send sparse file ERROR
system partition UPDATE FAIL
Trying to unlock device...

Signing process may take few minutes

Trying to get data from server
Waiting in queue for signing service. Expected time 5 second(s) to get data from server

Trying to get data from server
Writing system partition
sending sparse file 516470260 bytes
Waiting for answer...
send sparse file ERROR
system partition UPDATE FAIL

Erasing userdata partition
Partition userdata erased
Writing userdata partition
userdata partition UPDATE ...OK


Software written

7/29/2019 3:04:41 PM Writing device finished - INCOMPLETE