g960f read code failed

hi trying to unlock s9 but it keeps on failing need help

Chimera Mobile Phone Utility version: 18.99.1527 @ 2018-10-13
Printing phone history

SW Change
13/10/2018
14:27:31

Read Codes Online
13/10/2018
14:16:18

Info
13/10/2018
14:07:27

Read Codes Online
13/10/2018
13:51:34

Info
13/10/2018
13:50:23

Read codes started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G960F
Sales Code: H3G
Country Code: UK
Timezone: Europe/London
Android Version: 8.0.0 [R16NW] [SDK 26]
Build Date: Mon Sep 3 19:00:05 KST 2018
PDA Version: G960FXXU2BRI3 [september 2018, rev3]
Phone Version: G960FXXU2BRHA [august 2018, revA]
CSC Version: G960FCKH2BRI1 [september 2018, rev1]
Product Code: H3G
HIDSw Version: G960FXXU2BRI3/G960FCKH2BRI1/G960FXXU2BRHA/G960FXXU2BRI3
Board Platform: EXYNOS5
Modem Platform: SHANNON360
Serial Number: R58K217W3EL
Imei: 3528020xxxxx862
Unique Number: CE12171CC172B120037E
Connections: AT,MTP
Battery Status: 4.15V (88%)
Network Type: GSM
SIM Status: NETWORK_LOCKED
Multisim Config: SS
Knox Version: v30
Warranty Bit: 1
Security Patch: 2018-09-01
Data Encryption State: encrypted
Reading codes online...
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!
Read codes failed.
Finished at local time: [10.13.18 16:24:25]
WorkID: 45792847