i537 s4 active no calling

[yunaced]

hello i got i537 s4 active fromo at&T all is ok but no calling and no sound tried downgradign from 4.4.2 to 4.3, writing qcn and unlock still the same problem


Selected model: I537
Selected port: COM22 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching ADB device...
Please, allow USB debugging on phone...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SAMSUNG-SGH-I537
Android version: 4.3
Product code: SGH-I537ZAAATT
Phone version: I537UCUBML2
PDA version: I537UCUBML2
CSC version: I537ATTBML2
IMEI: 357365051153167
Phone S/N: R31D70XM9QW
Checking Super user right... true
Backuping MMCBLK... OK
Checking phone at COM22
Detected ID: 00000FE6 (SURF9615)
SW Version: M9615A-CEFWTAZM-4.0.17125
Reading ESN... OK
Backuping RFNV... OK
Backuping Feature Mask... OK
Backuping NV Item... OK
Backuping NV Item SIM1... OK
Backuping NV Item SIM2... OK
Backuping Provisioning Item Files... OK
Writing data to phone... OK
Rebooting phone... OK
Waiting phone... OK
Reading phone info...
Model: SAMSUNG-SGH-I537
Android version: 4.3
Product code: Not Active
Phone version: I537UCUBML2
PDA version: I537UCUBML2
CSC version: I537ATTBML2
IMEI: Unknown
Phone S/N: R31D70XM9QW
Bypass MSL... OK
Unlocking... OK
Reading QCN file... OK
Checking phone at COM22
Detected ID: 00000FE6 (SURF9615)
SW Version: M9615A-CEFWTAZM-4.0.17125
Checking paths... OK
Restoring EFS Backup... OK
Restoring NV Items... OK
Restoring NV Item SIM1... OK
Restoring NV Item SIM2... OK
Restoring Provisioning Item Files... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.18.9