A320FL U2/S2 imei repair fail

Welcome to Octoplus Box Samsung software version 2.6.9
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Platform: Samsung Android
Selected port: COM6
Selected model: SM-A320FL
Operation: Read info
Reading info, please wait...
Detected phone model: SM-A320FL
Firmware compiled date: Wed Jan 10 18:27:19 KST 2018
PDA version: A320FLXXS2BRA8
CSC version: A320FLVFR1BQK1
SW version: A320FLXXS2BRA3
Phone SN: RF8J307EHAD
Android version: 7.0 (NRD90M)
Sales code: XFV
Country: South Africa
HW platform: exynos5
HW Chip: exynos7870
HW Modem: SHANNON315
Security patch level: 2018-01-01
SIM 1 status: ready
Codename: a3y17ltexc
Performed by 2.6.9 Software version.
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Platform: Samsung Android
Selected port: COM6
Selected model: SM-A320FL
Operation: Read Cert
Detected phone model: SM-A320FL
Firmware compiled date: Wed Jan 10 18:27:19 KST 2018
PDA version: A320FLXXS2BRA8
CSC version: A320FLVFR1BQK1
SW version: A320FLXXS2BRA3
Phone SN: RF8J307EHAD
Android version: 7.0 (NRD90M)
Sales code: XFV
Country: South Africa
HW platform: exynos5
HW Chip: exynos7870
HW Modem: SHANNON315
Security patch level: 2018-01-01
SIM 1 status: ready
Codename: a3y17ltexc
Checking Root:
Phone is Rooted.
Initializing exploit...
Executing exploit...
Executing exploit failed
Reading Certificate failed
Performed by 2.6.9 Software version.
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Platform: Samsung Android
Selected port: COM6
Selected model: SM-A320FL
Operation: Read info
Reading info, please wait...
Detected phone model: SM-A320FL
Firmware compiled date: Wed Jan 10 18:27:19 KST 2018
PDA version: A320FLXXS2BRA8
CSC version: A320FLVFR1BQK1
SW version: unknown
Phone SN: RF8J307EHAD
Android version: 7.0 (NRD90M)
Sales code: XFV
Country: South Africa
HW platform: exynos5
HW Chip: exynos7870
HW Modem: unknown
Security patch level: 2018-01-01
SIM 1 status: not ready
Codename: a3y17ltexc
Performed by 2.6.9 Software version.