lava z81 nv restore

[nadeem350]

7:37:41 AM - Hint : How to Connect ?

7:37:41 AM - Brom Mode : Press Vol and Connect Usb Cable
7:37:41 AM - Preloader Mode : Connect Usb Cable to Powered off Phone..

7:37:41 AM - Waiting for Device Interface..
7:37:42 AM - Device Found : \\?\usb#vid_0e8d&pid_0003#5&2a6d7c22&0&1#
7:37:42 AM - Mode : [BootRom] COM8 - MediaTek USB Port (COM8)

7:37:42 AM - Drivers : MediaTek Inc.,usb2ser.sys [1-22-2016] [3.0.1504.0]
7:37:42 AM - Checking Device Interface..
7:37:43 AM - Device Ack Found..

7:37:44 AM - Chip : MT6761/MT6762/MT3369 [Helio A20/P22/A22/A25/G25]

7:37:44 AM - HW ID :
7:37:45 AM - BL Version : FE [03]

7:37:45 AM - Secure Boot Device : False
7:37:45 AM - SL Authorization : False
7:37:45 AM - DA Authorization : False

7:37:47 AM - Disabling Watchdog Timer..

7:37:47 AM - Cpu : MT6761
7:37:47 AM - Disabling Protection..

7:37:53 AM - Opening Device Drivers Interface..
7:37:53 AM - Response : 0xA1A2A3A4 - 234564

7:37:54 AM - Waiting for Device Interface..
7:37:54 AM - Device Found : \\?\usb#vid_0e8d&pid_0003#5&2a6d7c22&0&1#
7:37:54 AM - Mode : [BootRom] COM8 - MediaTek USB Port (COM8)

7:37:54 AM - Drivers : MediaTek Inc.,usb2ser.sys [1-22-2016] [3.0.1504.0]
7:37:54 AM - BL Version : FE [03]

7:38:02 AM - Mediatek Download Agent Information..
7:38:02 AM - Sign : MTK_DOWNLOAD_AGENT
7:38:02 AM - ID : MTK_AllInOne_DA_v3.3001.01/21/2021.12:51_548178

7:38:02 AM - Sending Boot [Auth]..
7:38:02 AM - Sending Boot [PL]..
7:38:05 AM - Sending Boot [EMI]..
7:38:05 AM - Sending Boot [DA]..

7:38:05 AM - BL Info : MTK_BLOADER_INFO_v38
7:38:05 AM - BL File : preloader_lava6761_32_op67.bin

7:38:08 AM - Switching To High-Speed Vcom Mode...
7:38:12 AM - Device Found : \\?\usb#vid_0e8d&pid_2001#5&2a6d7c22&0&1#
7:38:12 AM - Mode : [High-Speed] COM9 - MediaTek DA USB VCOM (Android) (COM9)

7:38:12 AM - Drivers : MediaTek Inc.,usb2ser.sys [1-22-2016] [3.0.1504.0]

7:38:18 AM - Reading Partition Table..
7:38:18 AM - Memory Type : eMMC
7:38:18 AM - Partition Count : 34
7:38:18 AM - Userdata : 14.62 GB

7:38:18 AM - Reading Device Information...
7:38:18 AM - Brand : LAVA
7:38:18 AM - Model : Z81
7:38:18 AM - Product : Z81
7:38:18 AM - Android Version : 8.1.0
7:38:18 AM - Id : LAVA_Z81_V1.0_S138_20200103_ENG_IN_ALL_VERSIONS [2020年 01月 03日 星期五 09:57:38 UTC]
7:38:18 AM - Build Id : O11019
7:38:18 AM - Fw Code : REL
7:38:18 AM - Fv : full_lava6761_32_op67-user
7:38:18 AM - Fw Desc. : full_lava6739_32_op67-user 8.1.0 O11019 1577251862 release-keys
7:38:18 AM - Security Patch Level : 2020-01-05

7:38:18 AM - Writing File : nvdata.img -> NVDATA
7:38:19 AM - Error : Write Failed [0xC0020005]
7:38:19 AM - Rebooting Device..
7:38:21 AM - Finished!