Can't mount /data on Huawei Mediapad M3 (BTV-DL09) and other problems - Huawei Mediapad M3 Questions & Answers

Hello community,
This is my first post on this forum. My English is not perfect, so sorry for misspellings.
I bought my Mediapad M3 for 6 weeks with BTV-DL09C100B006 ROM.
I unlocked the bootloader, because I needed root for a Android firewall.
The Problem is, after unlocking the tablet (and flashing TWRP), I could not install any Update via Huawei Update App. After installing a stock recovery (extracted from BTV-DL09C100B009), i try it again, but "Update failed".
So I forced with a code *#*#2846579#*#* and fail again.
-
So I searched for original stock rom package from Huawei, but there was nothing. But now, Huawei published the new Nougat Update. So I downloaded the update (FULL-OTA, BTV-DL09C100B302), unzip and then put the UPDATE.app to the dload folder.
After that, installation was successful, but WLAN or (screen-)keyboard didn't work and the stock updater as well. After Wipe /system /cache /data, today I wanted to flash back to Android 6, because 7 don't works.
On this website (hxxp:// consumer.huawei. com/de/support/tablets/mediapad_m3_8_de-sup.htm) I found the "HUAWEI MEDIAPAD M3 8 FIRMWARE (BTV-DL09 ,C100B009, EMUI4.1+ANDROID 6.0)" and tried to install it (extracted image files with huaweiupdateextractor). But it will not work.
My situation now:
- Tablet has no OS, so I can only use TWRP
- I have a full backup from old working os (made with twrp) but I can't recover system backup, because twrp stops at ~73%...
My last steps via fastboot:
Code:
fastboot flash boot boot.img
=>OKAY
Code:
fastboot flash recovery recovery.img
=>OKAY
Code:
fastboot flash recovery2 recovery2.img
=>OKAY
Code:
fastboot flash cust cust.img
=>FAILED (remote:partition error)
Code:
fastboot flash userdata userdata.img
=>bootloader> success to erase cryypt info in oeminfo
=>OKAY
Code:
fastboot flash system system.img
=>FAILED (remote: sparse flash write failure)
I dont't know what to do. I can't format /data partition or mount now (happens after flashing userdata.img). The checkbox don't want to be checked. I connected my tablet with twrp (MTP) and Windows shows only external SDCard!?! :crying:
Please help me! I haven't such problems with all my rooted smartphones..
Edit: Tried to restore tablet with eRecovery, but I got already the message "Getting package info failed".. The HiSuite isn't helpful too.
Hazelnut85

Extract HUAWEI MediaPad M3 8 Firmware (BTV-DL09 ,C100B009, EMUI4.1+Android 6.0).rar inside there are manual .read it.
or you are in hurry.
place dload-folder in external_SD card (extract from above file)
forced update (3 button)
(Hold "Volume up" + " volume down "+" Power " at the same time and hold them until the label appears.)
Now your M3 was relocked bootloader again and install stock firmware B009 . Make sure for fully working. just factory reset from settings menu.

tom.android said:
Extract HUAWEI MediaPad M3 8 Firmware (BTV-DL09 ,C100B009, EMUI4.1+Android 6.0).rar inside there are manual .read it.
or you are in hurry.
place dload-folder in external_SD card (extract from above file)
forced update (3 button)
(Hold "Volume up" + " volume down "+" Power " at the same time and hold them until the label appears.)
Now your M3 was relocked bootloader again and install stock firmware B009 . Make sure for fully working. just factory reset from settings menu.
Click to expand...
Click to collapse
Thank you! It works now. I can't believe it! :crying:
Nothing worked for me and haden't read anywhere about the "3 button press"-thing.
Hmm maybe this Thread can useful for other people, who tried to restore to stock.
Thank you again

Hazelnut85 said:
Thank you! It works now. I can't believe it! :crying:
Nothing worked for me and haden't read anywhere about the "3 button press"-thing.
Hmm maybe this Thread can useful for other people, who tried to restore to stock.
Thank you again
Click to expand...
Click to collapse
Happy to see you smile. EMUI 5 use f2sf format /data but EMUI 4.1 use ext4. and if you want to root EMUI 4.1 by useing Magisk pleased beware not to use magisk hide cause it will hide your fingerprint menu also. haha

Related

[HOW TO]Go back to EMUI 3.0 from CM11

Hey guys!
I recently decided to try CM11 for this awesome device and I was extremely impressed by it.
One foolish thing that I did was that I didn't create the nandroid backup of my EMUI 3.0 version B380 rom. So, I tried to revert back using the 3 button method(creating dload folder and pasting update.app).
But for the life of me I could not get it to work!! I tried following
1) Straight away pressing 3 buttons but it failed.
2) installing stock recovery using multi-tool. Tried all recoveries (for my l04) still failed.
3) removing ext sd and creating dload in internal. But it couldn't even find the update this time!
So, I was browsing through forum and came across this post thanks to @Julsen1985 , @ thermalboyz
1) Use "B608" and flash via fastboot: (Extract using Huawei Update Extractor) Put into adb folder and manual flash from CMD.
- fastboot flash recovery RECOVERY.img
- fastboot flash system SYSTEM.img
- fastboot flash boot BOOT.img
- fastboot flash cache CACHE.img
- fastboot flash cust CUST.img
- fastboot flash userdata USERDATA.img
2) Reboot phone
Click to expand...
Click to collapse
Just download the B370 version from OP of cm11 and follow the exact procedure mentioned above. When you open command terminal, give command "adb reboot bootloader" and start flashing
U might have to factory reset as it shows incorrect user available memory. Then u may proceed for the B380 incremental update.
Also thanks to @worstenbrood for extractor and @VirusPlus for multi-tool .
Hope this helps!
Huawei extractor
The flashing with 3 buttons, after installing with fastboot, takes forever to load at the end. Is it just stuck or is this normal?
LordYuuki said:
The flashing with 3 buttons, after installing with fastboot, takes forever to load at the end. Is it just stuck or is this normal?
Click to expand...
Click to collapse
IDK man! 3 button method never worked for me
shubham1120 said:
IDK man! 3 button method never worked for me
Click to expand...
Click to collapse
It worked once for me, while going back to stock from L01 firmware.
I just restarted to fastboot and did the "unbrick" option with Multi-Tool. After that, it just rebooted straight to EMUI 3.0.
Got it rooted with stock recovery now.
Thanks for your tutorial!
LordYuuki said:
It worked once for me, while going back to stock from L01 firmware.
I just restarted to fastboot and did the "unbrick" option with Multi-Tool. After that, it just rebooted straight to EMUI 3.0.
Got it rooted with stock recovery now.
Thanks for your tutorial!
Click to expand...
Click to collapse
That's actually a great way to go back to stock!!:good:
This would save a lot of time
shubham1120 said:
That's actually a great way to go back to stock!!:good:
This would save a lot of time
Click to expand...
Click to collapse
The Multi-Tool also guides you through the whole process, after "unbricking" , so it's kinda noobfriendly. After that, 3 buttons should work normally, I used the 3 Buttons before, so it just rebooted to EMUI, because it only rewrites BOOT, SYSTEM, RECOVERY and the CUST partitions.
shubham1120 said:
Hey guys!
I recently decided to try CM11 for this awesome device and I was extremely impressed by it.
One foolish thing that I did was that I didn't create the nandroid backup of my EMUI 3.0 version B380 rom. So, I tried to revert back using the 3 button method(creating dload folder and pasting update.app).
But for the life of me I could not get it to work!! I tried following
1) Straight away pressing 3 buttons but it failed.
2) installing stock recovery using multi-tool. Tried all recoveries (for my l04) still failed.
3) removing ext sd and creating dload in internal. But it couldn't even find the update this time!
So, I was browsing through forum and came across this post thanks to @Julsen1985 , @ thermalboyz
Just download the B370 version from OP of cm11 and follow the exact procedure mentioned above. When you open command terminal, give command "adb reboot bootloader" and start flashing
U might have to factory reset as it shows incorrect user available memory. Then u may proceed for the B380 incremental update.
Also thanks to @worstenbrood for extractor and @VirusPlus for multi-tool .
Hope this helps!
Huawei extractor
Click to expand...
Click to collapse
as I understand ..... to return to EMUI 3.0 from CM11 in my honor 6 (H60) L04 have to put through fastboot rom honor B608 (H60) L02 .. ??
It's either that or misunderstand the steps ?????
EMUI try again but I can not do it ... always gives me error with vol + vol - and power
forgive my English
regards
albter said:
as I understand ..... to return to EMUI 3.0 from CM11 in my honor 6 (H60) L04 have to put through fastboot rom honor B608 (H60) L02 .. ??
It's either that or misunderstand the steps ?????
EMUI try again but I can not do it ... always gives me error with vol + vol - and power
forgive my English
regards
Click to expand...
Click to collapse
You don't have to go through B608, just download B370 and extract all *.img and reflash them with fastboot.
I did the "unbrick" option with MultiTool and after that restarted with vol-,vol+ and power to flash it from sdcard via UPDATE.APP.
albter said:
as I understand ..... to return to EMUI 3.0 from CM11 in my honor 6 (H60) L04 have to put through fastboot rom honor B608 (H60) L02 .. ??
It's either that or misunderstand the steps ?????
EMUI try again but I can not do it ... always gives me error with vol + vol - and power
forgive my English
regards
Click to expand...
Click to collapse
I'm sorry I wasn't clear enough. If u have l04 version, then u have to download the b370 version. The quote was from a different post by a member.
I did miss as you say with multi-tools and perfect.
many thanks for the cooperation:good::good::good::good::good:
My L02 don't seem to accept any rom files i flash over usb after going back from miui to stock if you would have a look on my thread and point to the missing element that I can't seem to figure after working over 20 hrs on the phone trying to revive it
http://forum.xda-developers.com/honor-6/help/honor-6-l02-stuck-wophone-logo-boot-logo-t3074900

Hard brick ?

Hi, I need help with my P9 Lite (VNS-L21)
-Rooted
-Official MM
Beginning...​
I'm trying to update the phone to 7.0 this thread.
http://forum.xda-developers.com/hua...t/android-7-emui-5-0-vns-l31-l21-l23-t3513816
Downloading a finite time for the installation.
1. I turn TWRP
2. Install
3. update.zip
4. 1%
5. The phone is switched off
Now do not respond to the Recovery / eRecovery / Download
The lack of any sign of life.
If anyone had a similar case or has already been solved and have not found it sorry and please reply to this topic, I care about the time and not on the specifics links to sites such .. "how to". Specifics, please, thank you in advance!​
Does ADB fastboot work?
I have the same problem, my phone goes only on "download mode " (Power button, vol+ and vol -). If i connect it to PC, i can hear the sound when a usb device is connected
Try this... Extract the sdcard...
Put it into another phone...in the sd card...create a folder and call it"dload"...in that folder put the UPPDATE.app file from the last Marshmallow update.
Extract the sd card from that another phone and put it into the P9 Lite. Shutdown the phone...and then press volume +,volume - and power at the same time till start. Let me know if that work later...
Hi, after almost 6h war with my phone. I got connection to fastboot. Soo i downloaded stock MM B120 (for me) . Extract with HuaweiFrimawareExtractor; ​
Unpack:
-boot.img
-recovery.img
-system.img
1. fastboot erase cache // FAILED
2. fastboot flash [boot boot.img / recovery recovery.img / system system.img] // OK
3. fastboot reboot || fastboot reboot-bootloader
NOTTHING,... Stil blackscreen, no vibration, notification led...​
l3mpik said:
Hi, after almost 6h war with my phone. I got connection to fastboot. Soo i downloaded stock MM B120 (for me) . Extract with HuaweiFrimawareExtractor;
Unpack:
-boot.img
-recovery.img
-system.img
1. fastboot erase cache // FAILED
2. fastboot flash [boot boot.img / recovery recovery.img / system system.img] // OK
3. fastboot reboot || fastboot reboot-bootloader
NOTTHING,... Stil blackscreen, no vibration, notification led...
Click to expand...
Click to collapse
Unpack cust.img and flash boot,recovery,cust and system.img
andrexp31 said:
Try this... Extract the sdcard...
Put it into another phone...in the sd card...create a folder and call it"dload"...in that folder put the UPPDATE.app file from the last Marshmallow update.
Extract the sd card from that another phone and put it into the P9 Lite. Shutdown the phone...and then press volume +,volume - and power at the same time till start. Let me know if that work later...
Click to expand...
Click to collapse
I tried , but phone says isn't correct package
l3mpik said:
Hi, after almost 6h war with my phone. I got connection to fastboot. Soo i downloaded stock MM B120 (for me) . Extract with HuaweiFrimawareExtractor; ​
Unpack:
-boot.img
-recovery.img
-system.img
1. fastboot erase cache // FAILED
2. fastboot flash [boot boot.img / recovery recovery.img / system system.img] // OK
3. fastboot reboot || fastboot reboot-bootloader
NOTTHING,... Stil blackscreen, no vibration, notification led...​
Click to expand...
Click to collapse
How did you get into fastboot?
Hello have you tried with tookit 0.0.007 , Unlock bootloader, is flash recovery TWRP or dual flash sim + b130 full
When i connect my phone to PC. I got notification about installing drivers for "FastBoot2.0";
fastboot devices // return S/N of my phone
"Hello have you tried with tookit 0.0.007 , Unlock bootloader, is flash recovery TWRP or dual flash sim + b130 full" No. Give me 15min for feedback
Still can't boot up phone. I remember when my Phone turn off. When flashing radio... Where can i get this file ?
l3mpik said:
Still can't boot up phone. I remember when my Phone turn off. When flashing radio... Where can i get this file ?
Click to expand...
Click to collapse
I had the same thing with mine, only way of getting it back to life is with the dc phoenix. 15 euro later and the phone was back to erecovery screen in about 3 minutes.
https://www.dc-unlocker.com/file-list/DC-unlocker_softwares/DC_Phoenix
Cheers
Paul
Hi, my problem is with the L31,
I've trying to downgrade from Nougat to MM. I saw on the thread this steps and i followed:
"Fastboot flash boot boot.img
Fastboot flash system system.img
Fastboot flash cust cust.img (This one is in the second zip from badwolf nougat download)
Then I flashed badwolfs recovery b2 as that one lets me transfer files from pc to phone and followed instructions from htcmania from here".
The problem is that i didn't reach to downgrade and when i try to reinstall Nougat by TWRP i get this error messages:
" E: Unknow comand (errno) update_huawei-pkg_from_ota_zip: update package from zip failed"
"Updater process ended with error: 7
Error installing zip file '/external_sd/DLoad/Update.zip'
Updating partition details...
...done"
Now my phone stays freeze on the huawei logo and the flashtool doesn't even recognize my device.
Can someone help me with this matter, please?
Thanks

Soft-bricked P9 Lite (VNS-L21)

Good day everyone!
My fellow housemate managed to soft-brick his device and now im trying to think of a fix.
The device used to have Android 7.0 installed (EMUI 5.0). Then he installed TWRP + some custom 6.0 based rom, which resulted in a soft brick.
What i've tried so far:
1. Tried multiple update.app packages (C432B170 and C432B130 SHOULD be the ones i need, since the device is european). Update always fails with message "Incompatibility with current version. Please download the correct package".
2. Extracted BOOT.img, RECOVERY.img, SYSTEM.img and CUST.img and tried flashing them with fastboot. SYSTEM.img fails with message FAILED (remote: sparse flash write failure), CUST.img fails with some error connected with partitions.
3. Tried the downgrade package from Nougat to Marshmallow. Update.app still doesnt work with the same error as mentioned earlier, however, SYSTEM.img flashed via fastboot this time, but with no success, system still only boots in eRecovery and fastboot modes.
4. Tried installing multiple TWRP recoveries, none of them seem to work. Device just wont boot in recovery mode.
Any ideas?
Best regards,
Vlad
shxtov said:
Good day everyone!
My fellow housemate managed to soft-brick his device and now im trying to think of a fix.
The device used to have Android 7.0 installed (EMUI 5.0). Then he installed TWRP + some custom 6.0 based rom, which resulted in a soft brick.
What i've tried so far:
1. Tried multiple update.app packages (C432B170 and C432B130 SHOULD be the ones i need, since the device is european). Update always fails with message "Incompatibility with current version. Please download the correct package".
2. Extracted BOOT.img, RECOVERY.img, SYSTEM.img and CUST.img and tried flashing them with fastboot. SYSTEM.img fails with message FAILED (remote: sparse flash write failure), CUST.img fails with some error connected with partitions.
3. Tried the downgrade package from Nougat to Marshmallow. Update.app still doesnt work with the same error as mentioned earlier, however, SYSTEM.img flashed via fastboot this time, but with no success, system still only boots in eRecovery and fastboot modes.
4. Tried installing multiple TWRP recoveries, none of them seem to work. Device just wont boot in recovery mode.
Any ideas?
Best regards,
Vlad
Click to expand...
Click to collapse
I had the exact same problem! And I found a fix. Boot into the dload method of updating ( make sure it will give you an error, so don't have an SD card in ) then when it fails reboot. And as soon as it starts rebooting hold volume up, then it should take you to the stock recovery, then just wipe and it should be working! All the best
vdp1nnab said:
I had the exact same problem! And I found a fix. Boot into the dload method of updating ( make sure it will give you an error, so don't have an SD card in ) then when it fails reboot. And as soon as it starts rebooting hold volume up, then it should take you to the stock recovery, then just wipe and it should be working! All the best
Click to expand...
Click to collapse
Booted into Huawei eRecovery and it doesnt give me an option to wipe anything, just "download latest version and recovery" via Wi-Fi, which, unfortunately, fails.
shxtov said:
Booted into Huawei eRecovery and it doesnt give me an option to wipe anything, just "download latest version and recovery" via Wi-Fi, which, unfortunately, fails.
Click to expand...
Click to collapse
Okay. Try again. This time go into e recovery, then reboot and the second you touch that reboot button you hold volume up. Also one question. Can u boot into fastboot and ADB recognises your device ?
vdp1nnab said:
Okay. Try again. This time go into e recovery, then reboot and the second you touch that reboot button you hold volume up. Also one question. Can u boot into fastboot and ADB recognises your device ?
Click to expand...
Click to collapse
Nope, can't get into recovery, at all. Just keeps rebooting.
Yes, i can get into fastboot mode and fastboot recognizes the device.
shxtov said:
Nope, can't get into recovery, at all. Just keeps rebooting.
Yes, i can get into fastboot mode and fastboot recognizes the device.
Click to expand...
Click to collapse
Okay that helps a huge load. What you need to do is flash the nougat ROM again. You need to put the rom files into the root of ADB install location (program files/ Minimal ADB and Fastboot) in zip format. If I'm not mistaken you have update.zip and vnsXXX_Full_data (or something similar).
Then flash the firmware using this command once your connected in fastboot. I'm not sure the command. But I did some googling and can't find a solid answer. I remember doing it but I don't remember the command line.

Bricked my P10 lite and nothing seems to work

A while ago I installed TWRP and rooted my WAS-LX1A and everything worked perfectly fine except that I couldn't install updates. Today I tried to install install a more recent rom and, as expected, it failed. So i tried to install it manually, unpacking boot.img, system.img and recovery.img from the update.app file and flashing them using
Code:
fastboot flash *type* *file*.img
I was able to flash boot and recoverybut when I tried to do the same on system it got stuck and I was forced to interrupt the process. Now my device is constantly stuck on
Code:
Your device is booting now...
and I can't access recovery nor fastboot and adb isn't working:
Code:
error: device unauthorized.
This adb server's $ADB_VENDOR_KEYS is not set
Try 'adb kill-server' if that seems wrong.
Otherwise check for a confirmation dialog on your device.
I tried using the dload folder method in a FAT32 formatted sd card and every sort of button combination but i'm still stuck at the same point. Anyone can help me?
luis ota doesnt works due to root a custom recovery, i recommend you access to twrp, next:
1- Make a backup only of oeminfo(coy to safe place), download oeminfo ss or ds depending your device, extract and copy/replace oem to the original oem
2- Downloaded servicerom b182 or b183, extract and copy all file and folder(was-lx1a folders and update.app), to dload folder on your sdcard.
3- Now press restore oem and shutdown when it finished, now do 3btns method.
Alternatevility could uninstall adb and reinstall, check if device manager has traces of device or adb and remove too
foliaje said:
luis ota doesnt works due to root a custom recovery, i recommend you access to twrp, next:
1- Make a backup only of oeminfo(coy to safe place), download oeminfo ss or ds depending your device, extract and copy/replace oem to the original oem
2- Downloaded servicerom b182 or b183, extract and copy all file and folder(was-lx1a folders and update.app), to dload folder on your sdcard.
3- Now press restore oem and shutdown when it finished, now do 3btns method.
Alternatevility could uninstall adb and reinstall, check if device manager has traces of device or adb and remove too
Click to expand...
Click to collapse
Didn't work and now the phone is locked and I've lost my unlock code. TWRP also isn't working, as holding pwr+volumeup starts erecovery while the booting screen changed from "Your device has been unlocked" to "Your device has failed verification". Any tips?
mister if you frp(oem is unlocked(red color)) you can solve with dload method and servicerom b182 or b183, other method is dcphoenix(paid)
LuisTheLollichop said:
Didn't work and now the phone is locked and I've lost my unlock code. TWRP also isn't working, as holding pwr+volumeup starts erecovery while the booting screen changed from "Your device has been unlocked" to "Your device has failed verification". Any tips?
Click to expand...
Click to collapse
So, with the service rom on sdcard in folder dload. Booting phone with volumeUp+volumeDown+power also does not work ?
[email protected]@[email protected] said:
So, with the service rom on sdcard in folder dload. Booting phone with volumeUp+volumeDown+power also does not work ?
Click to expand...
Click to collapse
It stops at 5% saying "Software install failed!" only giving me the option to reboot
And after changing the oeminfo my phone appears to be locked as i said in my previous reply
LuisTheLollichop said:
It stops at 5% saying "Software install failed!" only giving me the option to reboot
And after changing the oeminfo my phone appears to be locked as i said in my previous reply
Click to expand...
Click to collapse
oeminfo: backup insdcad(copy to safe place), with the downloaded oeminfo just copy/replace and then restore.
srom: create one folder called dload in sdcard, then extracted the service copy all was folders + update.app(they are inside of dload folder) to the dload sdcard
alternatively you try with dcphoenix and/or dcunlocker(paid both)
LuisTheLollichop said:
It stops at 5% saying "Software install failed!" only giving me the option to reboot
Click to expand...
Click to collapse
Just to be clear, so i understand the situation :
You use the b182 / b183 service rom from here : https://forum.xda-developers.com/p10-lite/help/original-service-rom-huawei-p10-lite-t3688097 ?
If yes and it don't work, then i guess your f**ked. Sorry
[email protected]@[email protected] said:
Just to be clear, so i understand the situation :
You use the b182 / b183 service rom from here : https://forum.xda-developers.com/p10-lite/help/original-service-rom-huawei-p10-lite-t3688097 ?
If yes and it don't work, then i guess your f**ked. Sorry
Click to expand...
Click to collapse
You can send him to the service center, they make it free for you with boardswap.
I have had a boardswap twice. Now I know what the problem is and have made a decrypt boot img
Download boot image from this link
https://drive.google.com/open?id=0B1Z5zkx7AGWGbHF6NXo0OFJTRWc
Now flash this boot image in fastboot mode (fastboot flash boot custom_boot_decryptdata_b130.img)
Now hold volume up and type fastboot reboot press enter.
Keep holding volume up until phone reboot to erecovery
Disconnect from PC, Shutdown phone
Hold volume up and power to enter TWRP
Wipe>format data
Go back Reboot>Recovery
Download Full Data zip http://update.hicloud.com:8180/TDS/...WAS-L01A_hw_eu/update_full_WAS-L01A_hw_eu.zip
,and Public Full data zip http://update.hicloud.com:8180/TDS/...86/f2/full/public/update_data_full_public.zip
Copy both zip files to sd card and install one by one in TWRP
reboot>bootloader
Extract boot, system, recovery, from update.zip it using Huawei firmware extractor
Extract cust.img from update_full_WAS-L01A_hw_eu.zip
Flash these images in fastboot mode.
Then reboot to recovery and factory reset, the phone boots normally
Otherwise extarct update.app from update.zip
make a dload folder and copy to sdcard.
Then switch off phone, hold all buttons together to start update.
Fixing Bricked P10 Lite without TWRP , This works even if your Boot is locked
Don't worry my friend be chill, I too bricked my huawei P10 Lite Middle East Version and after a month of struggle I was finally able to fix this issue and restored my STOCK .
This video is made to help you successfully fix your Bricked Huawei P10 Lite
Follow the below youtube video link clearly to unbrick your Huawei
If the above video doesn't play then click on thsi link below
https://youtu.be/0vDgDXePAR4
Cheers.....
I've managed to make it work somehow by bruteforcing the unlock code ahahah Still, thanks everyone <3

Need help raising it from the graveyard

Hello everyone.
I managed to brick my p9 lite (VNS-L31C432 dual sim) by flashing the rollback package over B161 (I know B160 is for DS, I just missed the correct update.app twice). The current status of my phone right now is:
- Phone won't boot, is stuck at "Phone is booting now"
- VolUP + VolDOWN + Power combination doesn't access to dload. If I have it connected via usb to my computer it kinda enter to dload but an usb plug symbol appears and does nothing
- Can unblock/rebock bootloader
- Can access to TWRP 3.0.2-0
- Can access to Fastboot and flash partitions, however when I do it TWRP lose the ability to mount them and they appear as 0MB partitions (I have to change fs to EXT2 then to EXT4 to make them work again).
So, from where should I start to try to recover my phone?
Mairtrus said:
Hello everyone.
I managed to brick my p9 lite (VNS-L31C432 dual sim) by flashing the rollback package over B161 (I know B160 is for DS, I just missed the correct update.app twice). The current status of my phone right now is:
- Phone won't boot, is stuck at "Phone is booting now"
- VolUP + VolDOWN + Power combination doesn't access to dload. If I have it connected via usb to my computer it kinda enter to dload but an usb plug symbol appears and does nothing
- Can unblock/rebock bootloader
- Can access to TWRP 3.0.2-0
- Can access to Fastboot and flash partitions, however when I do it TWRP lose the ability to mount them and they appear as 0MB partitions (I have to change fs to EXT2 then to EXT4 to make them work again).
So, from where should I start to try to recover my phone?
Click to expand...
Click to collapse
Hello,
unlock again the bootloader then use correct rollback package (or flash L31C432OEMinfo_bin dual sim file with TWRP) and DLOAD correct firmware this time...
If you are unsure just ask...
Cheers
Dadditz said:
Hello,
unlock again the bootloader then use correct rollback package (or flash L31C432OEMinfo_bin dual sim file with TWRP) and DLOAD correct firmware this time...
If you are unsure just ask...
Cheers
Click to expand...
Click to collapse
Thanks, pal, but I already fixed it, doing a lot of trial-errors
If someone who had the same problems I had is reading this, what you really need to do is:
As Dadditz said, flash first your correct oem info, then unlock the bootloader
If you can't access dload, find the full-ota package for the exact same version of MM you previously had (before the brick, of course). Unzip the UPDATE.APP and then use UpdateExtractor to get BOOT, SYSTEM, RECOVERY, RECOVERY2 and CUST. Flash all of them via Fastboot.
If you try to boot and it gets into eRecovery, then it's a good sign. Put the UPDATE.APP from the previous step in the dload folder of your SD, use the dload method and let the install run. It will probably fail at the end, this seems to be normal.
You phone will boot and it will probably feel like it's working ok again, but I bet there are chances that a some stuff doesn't work or even appear at all (first time the fingerprint config didn't appeared to me, second time was the google account login). Turn off the phone, install the correct version of TWRP, wipe cache/dalvik, then do a factory reset (dunno if both are needed, I just did it this way and it worked ok).
Reboot you phone. Now it should really be working ok again.
If you little P9-Lite refuses to update to a newer version, use Firmware Finder to upgrade whatever version FullOTA-MF-PV you want to (in my case, I did to B370).
Enjoy
I'm still wondering why installing the wrong rollback package messes up with the recovery2 partition...
Mairtrus said:
Thanks, pal, but I already fixed it, doing a lot of trial-errors
If someone who had the same problems I had is reading this, what you really need to do is:
As Dadditz said, flash first your correct oem info, then unlock the bootloader
If you can't access dload, find the full-ota package for the exact same version of MM you previously had (before the brick, of course). Unzip the UPDATE.APP and then use UpdateExtractor to get BOOT, SYSTEM, RECOVERY, RECOVERY2 and CUST. Flash all of them via Fastboot.
If you try to boot and it gets into eRecovery, then it's a good sign. Put the UPDATE.APP from the previous step in the dload folder of your SD, use the dload method and let the install run. It will probably fail at the end, this seems to be normal.
You phone will boot and it will probably feel like it's working ok again, but I bet there are chances that a some stuff doesn't work or even appear at all (first time the fingerprint config didn't appeared to me, second time was the google account login). Turn off the phone, install the correct version of TWRP, wipe cache/dalvik, then do a factory reset (dunno if both are needed, I just did it this way and it worked ok).
Reboot you phone. Now it should really be working ok again.
If you little P9-Lite refuses to update to a newer version, use Firmware Finder to upgrade whatever version FullOTA-MF-PV you want to (in my case, I did to B370).
Enjoy
I'm still wondering why installing the wrong rollback package messes up with the recovery2 partition...
Click to expand...
Click to collapse
Yep, factory reset + wipe cache did the work..
Cheers

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