Huawei s7-u721 unlock

[elpring]

Connecting;
Check your phone and "Always allow from this computer" and select "OK".
Connected;
Uploading data;
BRAND: HUAWEI
MODEL: MEDIAPAD 7 YOUTH 2
ANDROID: v4.3
CPU: QCOM
IMEI: 864390025629908
KERNEL: Linux version 3.4.0+ (jslave@screen2) (gcc version 4.7 (GCC) ) #1 SMP PREEMPT Mon Oct 20 10:52:27 CST 2014
Cleaning;
Loading files;
Done;
Reconnecting;
Setting access;
Done;
Exploiting;
Android v4.3 TRUE
Backing up sec area;
ERROR: Backing up Failed !

Log file saved to: LOG_27_02_2016_05_04_55.txt

Time needed - 00:01:24

[elpring]

NOW DONE
2016-02-27 05:19:56.947 Open port COM131 (DBAdapter Reserved Interface (COM131))...
2016-02-27 05:19:57.050 Connecting to server...
2016-02-27 05:19:58.521 Connected!
2016-02-27 05:19:58.526 Read data from server...
2016-02-27 05:19:59.986 Read data from server success!
2016-02-27 05:19:59.993 Phone authorize start
2016-02-27 05:20:00.334 Phone authorize success!
2016-02-27 05:20:00.343 Unlocking start
2016-02-27 05:20:00.349 Read secure info...
2016-02-27 05:20:00.546 Read secure info success!
2016-02-27 05:20:00.552 Read basic info...
2016-02-27 05:20:00.593 Read basic info success!
2016-02-27 05:20:01.842 Read data from server...
2016-02-27 05:20:04.572 Read data from server success!
2016-02-27 05:20:04.575 Writing security data...
2016-02-27 05:20:04.731 Write security data success!
2016-02-27 05:20:04.907 Unlock done!
2016-02-27 05:20:04.914 Job finished!