J700m Problem Help

Hi
I get this problem with J700m

I cant repair EFS and cant write cert file.
The soft run ok but at 50% stuck and close :confused:

Can help me please ?

Chimera Versión de la Mobile Phone Utility: 9.30.1426 @ 2016-02-24

Imprimiendo el historial del móvil

Read / Write certificate
20/02/2016
02:00:35
p.m.

Read / Write certificate
20/02/2016
01:50:39
p.m.

Info
20/02/2016
01:49:48
p.m.

Read / Write certificate
20/02/2016
01:45:44
p.m.

[Reparación EFS iniciada]

Recopilando información del teléfono…
Recopilando información. Be patient! Do NOT disconnect the phone!
Model: SM-J700M
Sales Code: ARO
Country Code: Argentina
Timezone: America/Argentina/Buenos_Aires
Android Version: 5.1.1 [LMY48B]
Build Date: Thu Aug 20 01:29:03 KST 2015
PDA Version: J700MUBU1AOH6 [august 2015, rev6]
Phone Version: J700MUBU1AOH6 [august 2015, rev6]
CSC Version: J700MUUB1AOH6 [august 2015, rev6]
Product Code: XXXXXXXXXXXXXX
HIDSw Version: J700MUBU1AOH6/J700MUUB1AOH6/J700MUBU1AOH6/J700MUBU1AOH6
Board Platform: EXYNOS5
Modem Platform: SHANNON310
Serial Number: 33001A852DD4729F
Imei: 3500xxxxxxxxxxx
Unique Number: C00001A852DD472
Connections: AT,MTP
Battery Status: 3.75V (19%)
Network Type: GSM
SIM Status: ABSENT
Knox Version: v30
Warranty Bit: 1

Reparando EFS….
Copia de seguridad EPS.
Reparación EFS.
Unknown exception
Finalizado a las (tiempo local): [02.24.16 13:25:39]
WorkID: 9433621