Sm-g900h imei null please help

sm- g900h imei null pr[ 05-01-2016 02:43:00 AM ] Selected model: SM-G900H
[ 05-01-2016 02:43:00 AM ] Software version: 23.9
[ 05-01-2016 02:43:00 AM ]
[ 05-01-2016 02:43:00 AM ] Checking certificate file… OK
[ 05-01-2016 02:43:00 AM ] KEY ID: 0499
[ 05-01-2016 02:43:00 AM ] Waiting ADB device…
[ 05-01-2016 02:43:00 AM ] Please, allow USB debugging on phone… OK
[ 05-01-2016 02:43:00 AM ] Reading phone info…
[ 05-01-2016 02:43:00 AM ] Model: SM-G900H
[ 05-01-2016 02:43:00 AM ] Android version: 5.0
[ 05-01-2016 02:43:00 AM ] Product code:
[ 05-01-2016 02:43:00 AM ] Phone version:
[ 05-01-2016 02:43:00 AM ] PDA version: G900HXXU1BOL2
[ 05-01-2016 02:43:00 AM ] CSC version: G900HODD1BOL1
[ 05-01-2016 02:43:00 AM ] CSC country code: India
[ 05-01-2016 02:43:00 AM ] CSC sales code: INU
[ 05-01-2016 02:43:00 AM ] HW version:
[ 05-01-2016 02:43:00 AM ] Phone S/N: 00000000000
[ 05-01-2016 02:43:00 AM ] Modem board:
[ 05-01-2016 02:43:00 AM ] RF cal date:
[ 05-01-2016 02:43:00 AM ] IMEI:
[ 05-01-2016 02:43:00 AM ] Checking Super user right… true
[ 05-01-2016 02:43:00 AM ] Reading nv data… OK
[ 05-01-2016 02:43:00 AM ] Checking magic… SSNV not found
[ 05-01-2016 02:43:00 AM ]
[ 05-01-2016 02:44:00 AM ] Operation: Write EFS
[ 05-01-2016 02:44:00 AM ] Selected model: SM-G900H
[ 05-01-2016 02:44:00 AM ] Software version: 23.9
[ 05-01-2016 02:44:00 AM ]
[ 05-01-2016 02:44:00 AM ] Waiting ADB device… OK
[ 05-01-2016 02:44:00 AM ] Reading phone info…
[ 05-01-2016 02:44:00 AM ] Model: SM-G900H
[ 05-01-2016 02:44:00 AM ] Android version: 5.0
[ 05-01-2016 02:44:00 AM ] Product code:
[ 05-01-2016 02:44:00 AM ] Phone version:
[ 05-01-2016 02:44:00 AM ] PDA version: G900HXXU1BOL2
[ 05-01-2016 02:44:00 AM ] CSC version: G900HODD1BOL1
[ 05-01-2016 02:44:00 AM ] CSC country code: India
[ 05-01-2016 02:44:00 AM ] CSC sales code: INU
[ 05-01-2016 02:44:00 AM ] HW version:
[ 05-01-2016 02:44:00 AM ] Phone S/N: 00000000000
[ 05-01-2016 02:44:00 AM ] Modem board:
[ 05-01-2016 02:44:00 AM ] RF cal date:
[ 05-01-2016 02:44:00 AM ] IMEI:
[ 05-01-2016 02:44:00 AM ] Checking Super user right… true
[ 05-01-2016 02:44:00 AM ] Extracting EFS file… OK
[ 05-01-2016 02:44:00 AM ] Converting img to ext4… OK
[ 05-01-2016 02:44:00 AM ] Writing EFS to phone… OK
[ 05-01-2016 02:44:00 AM ] Rebooting phone… OK
[ 05-01-2016 02:44:00 AM ]
[ 09-01-2016 02:19:00 AM ] Operation: Reset EFS
[ 09-01-2016 02:19:00 AM ] Selected model: SM-G900H
[ 09-01-2016 02:19:00 AM ] Software version: 23.9
[ 09-01-2016 02:19:00 AM ]
[ 09-01-2016 02:19:00 AM ] Waiting ADB device…
[ 09-01-2016 02:19:00 AM ] Please, allow USB debugging on phone… OK
[ 09-01-2016 02:19:00 AM ] Reading phone info…
[ 09-01-2016 02:19:00 AM ] Model: SM-G900H
[ 09-01-2016 02:19:00 AM ] Android version: 5.0
[ 09-01-2016 02:19:00 AM ] Product code:
[ 09-01-2016 02:19:00 AM ] Phone version:
[ 09-01-2016 02:19:00 AM ] PDA version: G900HXXU1BOL2
[ 09-01-2016 02:19:00 AM ] CSC version: G900HODD1BOL1
[ 09-01-2016 02:19:00 AM ] CSC country code: India
[ 09-01-2016 02:19:00 AM ] CSC sales code: INU
[ 09-01-2016 02:19:00 AM ] HW version:
[ 09-01-2016 02:19:00 AM ] Phone S/N: 00000000000
[ 09-01-2016 02:19:00 AM ] Modem board:
[ 09-01-2016 02:19:00 AM ] RF cal date:
[ 09-01-2016 02:19:00 AM ] IMEI:
[ 09-01-2016 02:19:00 AM ] Checking Super user right… true
[ 09-01-2016 02:19:00 AM ] Backuping EFS… OK
[ 09-01-2016 02:19:00 AM ] Reseting EFS… OK
[ 09-01-2016 02:19:00 AM ] Rebooting phone… OK
[ 09-01-2016 02:19:00 AM ]
[ 09-01-2016 02:22:00 AM ] Operation: Write CERT
[ 09-01-2016 02:22:00 AM ] Selected model: SM-G900H
[ 09-01-2016 02:22:00 AM ] Software version: 23.9
[ 09-01-2016 02:22:00 AM ]
[ 09-01-2016 02:22:00 AM ] Checking certificate file… OK
[ 09-01-2016 02:22:00 AM ] KEY ID: 0499
[ 09-01-2016 02:22:00 AM ] Waiting ADB device… OK
[ 09-01-2016 02:22:00 AM ] Reading phone info…
[ 09-01-2016 02:22:00 AM ] Model: SM-G900H
[ 09-01-2016 02:22:00 AM ] Android version: 5.0
[ 09-01-2016 02:22:00 AM ] Product code:
[ 09-01-2016 02:22:00 AM ] Phone version:
[ 09-01-2016 02:22:00 AM ] PDA version: G900HXXU1BOL2
[ 09-01-2016 02:22:00 AM ] CSC version: G900HODD1BOL1
[ 09-01-2016 02:22:00 AM ] CSC country code: India
[ 09-01-2016 02:22:00 AM ] CSC sales code: INU
[ 09-01-2016 02:22:00 AM ] HW version:
[ 09-01-2016 02:22:00 AM ] Phone S/N:
[ 09-01-2016 02:22:00 AM ] Modem board:
[ 09-01-2016 02:22:00 AM ] RF cal date:
[ 09-01-2016 02:22:00 AM ] IMEI:
[ 09-01-2016 02:22:00 AM ] Checking Super user right… true
[ 09-01-2016 02:22:00 AM ] Reading nv data… OK
[ 09-01-2016 02:22:00 AM ] Checking magic… SSNV not foundoblem .cert write shows error ssnv not found
how can i repair this phone please help experts.