j730f show emergency,writing CRT,repair IMEI error

j730f show emergency when write CRT,EFS,following message comes "Try downgrade modem if possible" i also downgrade modem but same result.
[ Repair ] Operation: Repair
[ Repair ] Selected model: SM-J730F
[ Repair ] Software version: 34.8
[ Repair ]
[ Repair ]
[ Repair ] Waiting ADB device... OK
[ Repair ] Reading phone info...
[ Repair ] Model: SM-J730F
[ Repair ] Android version: 7.0
[ Repair ] PDA version: J730FXWS3ARI7
[ Repair ] CSC version: J730FOJV3ARI1
[ Repair ] Phone version: J730FXXU3ARI2
[ Repair ] Product code: SM-J730FZDDXSG
[ Repair ] CSC country code: UAE
[ Repair ] CSC sales code: XSG
[ Repair ] Phone SN: R28J71JY32K
[ Repair ] IMEI: 359605081735188
[ Repair ] HW version: MP 0.400
[ Repair ] RF cal date: 20170713
[ Repair ] Chip name: EXYNOS7870
[ Repair ] Modem board: SHANNON315
[ Repair ] Security patch: 2018-09-01
[ Repair ] Boot Warranty bit: 1
[ Repair ] SIM State: READY,ABSENT
[ Repair ] Checking Super user right... true
[ Repair ] Reading NV data... OK
[ Repair ] Checking NV data... OK
[ Repair ] Reading data... OK
[ Repair ] Detecting MODEM... OK
[ Repair ] Reading MODEM... OK
[ Repair ] Calculating... OK
[ Repair ] Writing zTool... OK
[ Repair ] Initialization zTool... OK
[ Repair ] Running zTool, please wait... OK
[ Repair ] Reading data... error (1 13.3)
[ Repair ] Initialization zTool... OK
[ Repair ] Running zTool, please wait... OK
[ Repair ] Reading data from phone... error (0)
[ Repair ] Try downgrade modem if possible
[ Repair ]
----------------------------------------------------
[ Write CERT ]
[ Write CERT ] Waiting ADB device... OK
[ Write CERT ] Reading phone info...
[ Write CERT ] Model: SM-J730F
[ Write CERT ] Android version: 7.0
[ Write CERT ] PDA version: J730FXWS3ARI7
[ Write CERT ] CSC version: J730FOJV3ARI1
[ Write CERT ] Phone version:
[ Write CERT ] Product code:
[ Write CERT ] CSC country code: UAE
[ Write CERT ] CSC sales code: XSG
[ Write CERT ] Phone SN: R28J71JY32K
[ Write CERT ] IMEI:
[ Write CERT ] HW version:
[ Write CERT ] RF cal date:
[ Write CERT ] Chip name: EXYNOS7870
[ Write CERT ] Modem board:
[ Write CERT ] Security patch: 2018-09-01
[ Write CERT ] Boot Warranty bit: 1
[ Write CERT ] SIM State: NOT_READY,NOT_READY
[ Write CERT ] Checking Super user right... true
[ Write CERT ] Reading NV data... OK
[ Write CERT ] Checking NV data... OK
[ Write CERT ] Reading data... OK
[ Write CERT ] Detecting MODEM... OK
[ Write CERT ] Reading MODEM... OK
[ Write CERT ] Calculating... OK
[ Write CERT ] Writing zTool... OK
[ Write CERT ] Initialization zTool... OK
[ Write CERT ] Running zTool, please wait... OK
[ Write CERT ] Reading data... error (1 13.3)
[ Write CERT ] Initialization zTool... OK
[ Write CERT ] Running zTool, please wait... OK
[ Write CERT ] Reading data from phone... error (0)
[ Write CERT ] Try downgrade modem if possible