s4 m919 4.4.4 /00 imei how to help

[soronado]

Selected model: M919
Selected port: COM3 Z3X BOX Serial Port
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.4
Product code: Not Active
Phone version: M919UVUFNH7
PDA version: M919UVUFNH7
CSC version: M919TMBFNH7
IMEI: Unknown
Phone S/N: Unknown
Checking Super user right... true
Backuping MMCBLK... OK
Checking phone at COM3
No answer from phone
Done with Samsung Tool v.18.4

Selected model: M919
Selected port: COM38 SAMSUNG Mobile USB Serial Port 
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.4
Product code: Not Active
Phone version: M919UVUFNH7
PDA version: M919UVUFNH7
CSC version: M919TMBFNH7
IMEI: Unknown
Phone S/N: Unknown
Checking Super user right... true
Backuping MMCBLK... OK
Checking phone at COM38
Detected ID: 00000FE6 (SURF9615)
SW Version: M9615A-CEFWTAZM-4.0.17173
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: SGH-M919
Android version: 4.4.4
Product code: Not Active
Phone version: M919UVUFNH7
PDA version: M919UVUFNH7
CSC version: Unknown
IMEI: Unknown
Phone S/N: Unknown
Bypass MSL... error
Done with Samsung Tool v.18.4

how to fix po,,, need help...