a750g Unable to patch certificate.

Chimera Mobile Phone Utility version: 21.22.1406 @ 2019-05-24
Printing phone history

Patch Certificate
24/05/2019
04:45:45
p.m.

Patch Certificate
24/05/2019
04:42:42
p.m.

Patch Certificate
24/05/2019
04:41:46
p.m.

Patch certificate started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-A750G
Sales Code: XXV
Country Code: VIETNAM
Timezone: America/Bogota
Android Version: 8.0.0 [R16NW] [SDK 26]
Build Date: Wed Sep 19 18:00:36 KST 2018
PDA Version: A750GNDXU1ARIE [september 2018, revE]
Phone Version: A750GNDXU1ARJ1 [october 2018, rev1]
CSC Version: A750GNOLM1ARID [september 2018, revD]
Product Code: XXV
HIDSw Version: A750GNDXU1ARIE/A750GNOLM1ARID/A750GNDXU1ARJ1/A750GNDXU1ARIE
Board Platform: EXYNOS5
Modem Platform: SHANNON327
Serial Number: R28KA1KW1VK
Imei: 35999709
Unique Number: CDU00ADFF5219A5
Connections: AT,MTP
Battery Status: 3.77V (33%)
Network Type: GSM
SIM Status: ABSENT
Multisim Config: SS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2018-09-01
Data Encryption State: unencrypted
Preparing...
Checking current patchcert.
Checking modem.
Checking root.
The phone is rooted by: 17.3:MAGISKSU (topjohnwu)
Checking boot image. Be patient! Do NOT disconnect the phone!
Reading data...
Checking modem version.
Reading data. Be patient! Do NOT disconnect the phone!
Unable to patch certificate.
Finished at local time: [05.24.19 11:53:56]
WorkID: 60611417