J400F Patch cert not work

J400F Patch cert not work

Chimera Mobile Phone Utility version: 20.22.2159 @ 2019-02-14
Printing phone history

Patch Certificate
2/14/2019
10:18:28
AM

Patch Certificate
2/14/2019
10:16:25
AM

Repair IMEI
2/14/2019
10:14:14
AM

Patch Certificate
2/14/2019
10:11:17
AM

Patch Certificate
2/14/2019
9:52:44
AM

Patch certificate started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-J400F
Sales Code: KSA
Country Code: KSA
Timezone: Asia/Dhaka
Android Version: 8.0.0 [R16NW] [SDK 26]
Build Date: Fri Jul 13 22:01:54 KST 2018
PDA Version: J400FXXU2ARG7 [july 2018, rev7]
Phone Version: J400FXXU2ARG7 [july 2018, rev7]
CSC Version: J400FOJM2ARG7 [july 2018, rev7]
Product Code: KSA
HIDSw Version: J400FXXU2ARG7/J400FOJM2ARG7/J400FXXU2ARG7/J400FXXU2ARG7
Board Platform: EXYNOS5
Modem Platform: SHANNON305
Serial Number: R28K90ZZANL
Imei: 357645358366863
Unique Number: CQE001F7C6A0F65
Connections: AT,MTP
Battery Status: 3.84V (45%)
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2018-07-01
Data Encryption State: encrypted
Preparing...
Checking current patchcert.
Checking modem.
Checking root.
Checking boot image. Be patient! Do NOT disconnect the phone!
Selinux could cause problems.
If the patchcert does not work, try another root solution.
Reading data...
Checking modem version.
Restarting phone.
Waiting for ADB connection. Be patient! Do NOT disconnect the phone!
Reading data. Be patient! Do NOT disconnect the phone!
Patching certificate...
Communicating with the server. Be patient! Do NOT disconnect the phone!
Unable to patch certificate.
Finished at local time: [02.14.19 16:32:04]
WorkID: 52538743