try with all versions like 29. 30. till the last build but every versions gives that error with empty module
Waiting ADB device... OK
Reading phone info...
Model: SAMSUNG-SM-J120A
Android version: 6.0.1
Product code: SM2J120AZWCATT
Phone version: J120AUCS4AQJ2
PDA version: J120AUCS4AQJ2
CSC version: J120AATT4AQJ2
CSC country code: USA
CSC sales code: ATT
HW version: REV0.3
Phone SN: R58J11BRMAX
Chip name: EXYNOS3475
Modem board: SHANNON308
Security patch: 2017-10-01
RF cal date: 20170106
IMEI: 358398002292759
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating...
Exception: Access violation at address 00427E43 in module 'SamsungToolPRO.exe'. Read of address 7D720000
Done with Samsung Tool PRO v.30.1
Waiting ADB device... OK
Reading phone info...
Model: SAMSUNG-SM-J120A
Android version: 6.0.1
Product code: SM2J120AZWCATT
Phone version: J120AUCS4AQJ2
PDA version: J120AUCS4AQJ2
CSC version: J120AATT4AQJ2
CSC country code: USA
CSC sales code: ATT
HW version: REV0.3
Phone SN: R58J11BRMAX
Chip name: EXYNOS3475
Modem board: SHANNON308
Security patch: 2017-10-01
RF cal date: 20170106
IMEI: 358398002292759
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating...
Exception: Access violation at address 00427E43 in module 'SamsungToolPRO.exe'. Read of address 7D720000
Done with Samsung Tool PRO v.30.1