[Q] Error installing Android 4.3 - Nexus 7 Q&A, Help & Troubleshooting

So I got the OTA update, but after downloading it, the install failed (dead android says: error), then the Nexus 7 reboots to 4.2.2.
I already did a factory reset, but it didn't help either...
Anyone with the same issue?
Video:

Same problem here. I haven't fixed it yet either.
Why is the right door always locked?

hasbrobot said:
Same problem here. I haven't fixed it yet either.
Why is the right door always locked?
Click to expand...
Click to collapse
I got this problem...
I download this OTA...Then it say reboot to install but it enter TWRP.
Then I put the zip to internal storage and flash but I got error.
Sent from my Sony Xperia™ sola using XDA Premium

Ben Ling said:
I got this problem...
I download this OTA...Then it say reboot to install but it enter TWRP.
Then I put the zip to internal storage and flash but I got error.
Sent from my Sony Xperia™ sola using XDA Premium
Click to expand...
Click to collapse
looks like your SystemUI.apk has been modified not in original. I would recommend to get copy of systemUI.apk from stock 4.2.2 and copy it to your tablet and using file explorer, replace it. and give a try.

jazzespresso said:
looks like your SystemUI.apk has been modified not in original. I would recommend to get copy of systemUI.apk from stock 4.2.2 and copy it to your tablet and using file explorer, replace it. and give a try.
Click to expand...
Click to collapse
yeah i have modified my SystemUI before.and also framework-res...
but i didn't save my old SystemUI,can you upload?
Sent from my Google Nexus 7 using XDA Premium App

Ashenphoenix said:
So I got the OTA update, but after downloading it, the install failed (dead android says: error), then the Nexus 7 reboots to 4.2.2.
I already did a factory reset, but it didn't help either...
Anyone with the same issue?
Video:
Click to expand...
Click to collapse
my OTA failed too, different error. this usually always the case if /system/ folder integrity check failure (error 7), means files in /system/ folder are not original or modified. Yours does not give any details, but I bet it is. to see what error, try to flash it thru CWM or any other custom recovery you use.
http://www.androidpolice.com/2013/0...-to-android-4-3-jwr66v-and-root-it-right-now/

Ben Ling said:
yeah i have modified my SystemUI before.and also framework-res...
but i didn't save my old SystemUI,can you upload?
Sent from my Google Nexus 7 using XDA Premium App
Click to expand...
Click to collapse
here you go...but remember it may get another error for another file, so it is better to find stock 4.2.2 ROM (check here N7 forum, someone probably posted the link)

jazzespresso said:
here you go...but remember it may get another error for another file, so it is better to find stock 4.2.2 ROM (check here N7 forum, someone probably posted the link)
Click to expand...
Click to collapse
okay...will my data be erase when installing?
Sent from my Google Nexus 7 using XDA Premium App
---------- Post added at 09:07 PM ---------- Previous post was at 08:48 PM ----------
jazzespresso said:
here you go...but remember it may get another error for another file, so it is better to find stock 4.2.2 ROM (check here N7 forum, someone probably posted the link)
Click to expand...
Click to collapse
Tried your SystemUI,don't work...keep on stopped...so I replace back...
Sent from my Sony Xperia™ sola using XDA Premium

I guess I'll download the Nexus Toolkit, click on the flash stock + unroot button, so it flashes the stock 4.2.2 and then I'll try to OTA update again.
I already unrooted, but I think it's not a problem.

Seems like it is not fixable!
I used fast boot to push my missing file.
I used es file explorer.
I used titanium back up to make the app, system...
No way, nothing. Not the slightest luck.
(My missing app is xt9ime.apk)
I haaaaaate this situation.
the worst thing is that xt9ime.apk is asus keyboard, and it is disabled by google on nexus 7.
why should not having an app that they don't want to use be a problem. X(
Sent from my Nexus 7 using XDA Premium HD app

Are you guys with errors using SuperSU? If so what version?
It seems like that the last couple versions touch a file used by OTAs. The Dev recommends using the "Full Unroot" option in the SuperSU app prior to accepting the OTA.

jaysus145 said:
Are you guys with errors using SuperSU? If so what version?
It seems like that the last couple versions touch a file used by OTAs. The Dev recommends using the "Full Unroot" option in the SuperSU app prior to accepting the OTA.
Click to expand...
Click to collapse
I did full unroot, and I also did a factory reset, but it still fails to install.
Using Wug's Toolkit to flash stock 4.2.2 is a good idea?
Then try to OTA update 4.3 again?

Same problem
Hi,
I think I have the same problem:
What to do?

You cannot install the full image from Google using fastboot? Just back up your data(if you can) then try a fresh install.
Sent from my Galaxy Nexus using Tapatalk 2

chrisinsocalif said:
You cannot install the full image from Google using fastboot? Just back up your data(if you can) then try a fresh install.
Sent from my Galaxy Nexus using Tapatalk 2
Click to expand...
Click to collapse
What is Fastboot?

Theuntje said:
What is Fastboot?
Click to expand...
Click to collapse
Sadness.
Fastboot is a utility used to control the base fastboot firmware on many Android devices. It lets you do low-level actions such as flashing a custom recovery, ROM, or kernel. Toolkits run fastboot behind the scene, but automate the commands for newer users.

I had exactly the same problem and after trying a few things, I just found a working solution for my Nexus 7.
I used the same tool I used to unlock and root a few months ago: Nexus Root Toolkit 1.6.3.
I made a backup of my files first, my idea being to reflash the 4.2.2 rom
I downloaded the system file here: https://developers.google.com/android/nexus/images#occamjwr66v
Then, in the Nexus Root Kit, launch " flash stock + unroot" and select the downloaded system file.
The flash lasts 5 minutes, and the system will reboot.
Then you need to reactivate the usb debugging .
The next action is to relock the Nexus, with the "OEM Lock" in Nexus Root Toolkit.
The system will reboot after flash.
Then, the 4.3 update will be available automaticaly but this time the installation won't crash.
I hope this could help.

el chibro said:
I had exactly the same problem and after trying a few things, I just found a working solution for my Nexus 7.
I used the same tool I used to unlock and root a few months ago: Nexus Root Toolkit 1.6.3.
I made a backup of my files first, my idea being to reflash the 4.2.2 rom
...
I hope this could help.
Click to expand...
Click to collapse
Thanks for the idea. I used a similar approach with different steps and got 4.3 and root back.
I had stock 4.2.2, stock recovery, rooted (SuperSU).
Backup data.
From the Toolkit at http://forum.xda-developers.com/showthread.php?t=1809195
- "9. Download, Extract + Flash Google Factory Stock Rom"
- Download Stock Image
- "15. Android 4.2.2 (Build JDQ39)
... followed directions to download and flash WITHOUT wiping USERDATA
I did NOT do the "relock the Nexus, with the OEM Lock".
After flashing, did the OTA update to 4.3
After OTA and rebooting, got SuperSU update and put it on my N7
SuperSU thread: http://forum.xda-developers.com/showthread.php?t=1538053
CWM / TWRP / MobileODIN installable ZIP: http://download.chainfire.eu/supersu
I went back in to the Toolkit:
- "10. Boot to Custom/Stock Recovery without Permanently Flashing it"
In CWM, I flashed the installable SuperSU ZIP, rebooted, and got rooted.

RocketOptics said:
Thanks for the idea. I used a similar approach with different steps and got 4.3 and root back.
I had stock 4.2.2, stock recovery, rooted (SuperSU).
Backup data.
From the Toolkit at http://forum.xda-developers.com/showthread.php?t=1809195
- "9. Download, Extract + Flash Google Factory Stock Rom"
- Download Stock Image
- "15. Android 4.2.2 (Build JDQ39)
... followed directions to download and flash WITHOUT wiping USERDATA
I did NOT do the "relock the Nexus, with the OEM Lock".
After flashing, did the OTA update to 4.3
After OTA and rebooting, got SuperSU update and put it on my N7
SuperSU thread: http://forum.xda-developers.com/showthread.php?t=1538053
CWM / TWRP / MobileODIN installable ZIP: http://download.chainfire.eu/supersu
I went back in to the Toolkit:
- "10. Boot to Custom/Stock Recovery without Permanently Flashing it"
In CWM, I flashed the installable SuperSU ZIP, rebooted, and got rooted.
Click to expand...
Click to collapse
Hmm, why didn't you flash directly the 4.3 factory image and the SuperSU.zip on top of it ...
Sent from my Nexus 7 using xda app-developers app

AndDiSa said:
Hmm, why didn't you flash directly the 4.3 factory image and the SuperSU.zip on top of it ...
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
I wanted to save my data and wasn't sure if going directly to 4.3 would be safe. Was just being cautious and letting the OTA do the update.

Related

Nexus 7 4.1.2 Update error status 7

Hello, I've been trying to install the 4.1.2 Update error to my rooted 4.1.1 nexus 7, with custom kernel, stock rom but I keep getting the error status 7. I tried to install it with twrp, cwr but it says the same thing.... Even doing the adb sideload with no luck... It doesn't install
I don't want to lose my data by flashing the 4.1.2 rom image from Google... My build number is JRO03D.....any help?
Sent from my Nexus 7 using XDA Premium HD app
u cant flash the update with a custom kernel applied..
flash the stock 4.1.1 kernel and retry..
Any idea where to get 4.1.1 stock kernel? Thx
Sent from my Nexus 7 using Tapatalk 2
Download factory images and pull the boot.img
tpboi said:
Any idea where to get 4.1.1 stock kernel? Thx
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse
just download the google nexus toolkit and you will find the option for downloading stock kernel
Sent from my Nexus 7 using xda premium
Help
I have the toolkit but the only option to download i see is option 9 but that says it flashes the whole rom
is there a way to do it without losing my data?
henkidama said:
just download the google nexus toolkit and you will find the option for downloading stock kernel
Sent from my Nexus 7 using xda premium
Click to expand...
Click to collapse
aecabanaboy said:
I have the toolkit but the only option to download i see is option 9 but that says it flashes the whole rom
is there a way to do it without losing my data?
Click to expand...
Click to collapse
I've tried with stock kernel, but without success...
It gives me an error on the signature; when I try to install without signing verification, it gives me this error:
Failed: apply patch_check ("system/app/chrome.apk" - and two groups of 41 aphanumeric characters-).
Could be due to the fact I've installed all system software updates in the past (gapps and others) into rom using Titanium Backup?
--- update---
After a full backup using CWM, I've flashed stock "system" using Nexus Root Toolkit. Reboot in recovery and applied the JZ054K patch.
New error now... apply patch_check (EMMC: /dev/block/platform/sdhci-tegra.3/by-name/LNX: and a lot of digits...
I give up!
alexr71 said:
I've tried with stock kernel, but without success...
It gives me an error on the signature; when I try to install without signing verification, it gives me this error:
Failed: apply patch_check ("system/app/chrome.apk" - and two groups of 41 aphanumeric characters-).
Could be due to the fact I've installed all system software updates in the past (gapps and others) into rom using Titanium Backup?
--- update---
After a full backup using CWM, I've flashed stock "system" using Nexus Root Toolkit. Reboot in recovery and applied the JZ054K patch.
New error now... apply patch_check (EMMC: /dev/block/platform/sdhci-tegra.3/by-name/LNX: and a lot of digits...
I give up!
Click to expand...
Click to collapse
Same here!
trunksinflames said:
Same here!
Click to expand...
Click to collapse
I tried ti flash the boot.img but it fails.........now what?
abel09011 said:
I tried ti flash the boot.img but it fails.........now what?
Click to expand...
Click to collapse
Click on my thread below
http://forum.xda-developers.com/showthread.php?p=32686619
Go all the way at the bottom of my post. There are two flashable zips. One is for the original the other is for the new kernel.
Just an FYI , you can't flash a boot.IMG like a zip file using cwm or any custom recovery. I use adb for this. You can search for the info on here. There are many posts on it. Hope I helped.
Sent from my Nexus 7 using xda app-developers app
Got odex error
I had my nexus unlocked and rooted using http://forum.xda-developers.com/showthread.php?t=1741395 so I should have original kernel.
I got an error when trying to update related to BrowserProviderProxy.apk that I had renamed to have android browser working.
Now I can't seem to get it to update again from system updates.
Can I retry using the previously downloaded file? Where does the downloaded file gets stored? I got CWM and can download the image again to install, but I was wondering where does it get stored. Thanks!
---------- Post added at 09:21 PM ---------- Previous post was at 08:59 PM ----------
dfhess said:
I had my nexus unlocked and rooted using http://forum.xda-developers.com/showthread.php?t=1741395 so I should have original kernel.
I got an error when trying to update related to BrowserProviderProxy.apk that I had renamed to have android browser working.
Now I can't seem to get it to update again from system updates.
Can I retry using the previously downloaded file? Where does the downloaded file gets stored? I got CWM and can download the image again to install, but I was wondering where does it get stored. Thanks!
Click to expand...
Click to collapse
Nevermind found it in cache folder. I reapplied after renaming the browserprovider and I got 4.1.2 working fine!

Any Guide available For Flashing 4.2.2 on Custom kernel without Loosing Data

As the Topic Suggest is there any guide someone made for noobs like me
who wanna upgrade there NEXUS 7 to 4.2.2 having Custom kernel without loosing data ?
You don't need a guide in your case.
Click here:
http://forum.xda-developers.com/showthread.php?t=2148337
There are two STOCK 4.2.2 roms in this thread. One is DEODEXED and the other is ODEXED.
I recommend downloading the DEODEXED STOCK 4.2.2 rom.
Here's the link to the DEODEXED STOCK ROM:
http://goo.im/devs/teshxx/Nexus7Wifi/Grouper-JDQ39_4.2.2-Deodex_Rooted-02-14-13-teshxx.zip
Download it, put it in your N7 and flash it via recovery. You won't lose any data and you don't have to wipe anything. Just flash and go!
scream4cheese said:
You don't need a guide in your case.
Click here:
http://forum.xda-developers.com/showthread.php?t=2148337
There are two STOCK 4.2.2 roms in this thread. One is DEODEXED and the other is ODEXED.
I recommend downloading the DEODEXED STOCK 4.2.2 rom.
Here's the link to the DEODEXED STOCK ROM:
http://goo.im/devs/teshxx/Nexus7Wifi/Grouper-JDQ39_4.2.2-Deodex_Rooted-02-14-13-teshxx.zip
Download it, put it in your N7 and flash it via recovery. You won't lose any data and you won't have to wipe anything. Just flash and go!
Click to expand...
Click to collapse
I won't get error 7 ?
For installing this ?
And its not ota update how come it wont wipe data?
Sent from my Nexus 7 using Tapatalk HD
1) make a full nandroid (cwm/twrp) backup
2) flash a 4.2.2 stock-derived ROM on top of existing ROM - no wipe
2.5) flash a minimal root kit (SuperSU or Superuser) if not in ROM in step 2 - no wipe
3) flash the same kernel you used previously - no wipe
4) profit!
No workie? Restore backup from step # 1 and try something else.
pleasant said:
I won't get error 7 ?
For installing this ?
And its not ota update how come it wont wipe data?
Sent from my Nexus 7 using Tapatalk HD
Click to expand...
Click to collapse
1. Have you read the thread?
2. No it won't give you an error. Why would it?
3. It's from the official OTA update. You just don't need to wipe anything. Trust me on this.
4. How come? I did this last night on my Nexus 7 and everything is just fine.
5. You won't get a bootloop or an error if you do exactly what I just told you.
Sent from my Nexus 4 using Tapatalk 2
scream4cheese said:
1. Have you read the thread?
2. No it won't give you an error. Why would it?
3. It's from the official OTA update. You just don't need to wipe anything. Trust me on this.
4. How come? I did this last night on my Nexus 7 and everything is just fine.
5. You won't get a bootloop or an error if you do exactly what I just told you.
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
For safety I made a full online nandroid backup as above suggested now the issue is I am trying to copy the backup on PC
But when I plug nexus 7 on PC
In clockworkmod folder the backup folder doesn't show up but in
File manager at tablet shows it :/
Sent from my Nexus 7 using Tapatalk HD
pleasant said:
For safety I made a full online nandroid backup as above suggested now the issue is I am trying to copy the backup on PC
But when I plug nexus 7 on PC
In clockworkmod folder the backup folder doesn't show up but in
File manager at tablet shows it :/
Sent from my Nexus 7 using Tapatalk HD
Click to expand...
Click to collapse
There's no need to do that. But in spite of it, I can tell you that you can just create the nandroid backup and leave it in your device. Don't pull it out. Just flash the download in my previous post and if anything goes wrong. Enter recovery mode and restore your system. Even if you did pull the nandriod backup file from the N7 and the device fails to boot up, you cant just put the file back in to restore it that way. It won't mount so you can access the internal storage system.
P.S i don't know how to make the backup show up but i think there are a few thread here that some people have found a solution to it.
scream4cheese said:
1. Have you read the thread?
2. No it won't give you an error. Why would it?
3. It's from the official OTA update. You just don't need to wipe anything. Trust me on this.
4. How come? I did this last night on my Nexus 7 and everything is just fine.
5. You won't get a bootloop or an error if you do exactly what I just told you.
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
DA FAAK this thing worked :good:
i am finally upgraded to 4.2.2
tell me why this one didnt gave "7" error ?
Where this Guide was Hiding i have been looking for easiest method and this is what it is
pleasant said:
For safety I made a full online nandroid backup as above suggested now the issue is I am trying to copy the backup on PC
But when I plug nexus 7 on PC
In clockworkmod folder the backup folder doesn't show up but in
File manager at tablet shows it :/
Click to expand...
Click to collapse
I have had TWRP behave the same way - sometimes it will put backups in
/data/media/TWRP/...
and sometimes in
/data/media/0/TWRP/...
It is a bit of a mystery what causes this to happen. Strangely, when there is a folder in the first location, TWRP (2.4.1.0) will not find the second one. But, if I manually move the files from the first location (/data/media/TWRP) to the second location (/data/media/0/TWRP) using a file manager, then TWRP will find the backups no problem.
well, the "sdcard" mount point ( == /data/media/0/ ) is the thing that shows up on the PC via MTP mode, so I would just move the files to the second location. I'm not sure if CWM behaves the same way, but you will certainly be able to copy them from the N7 to the PC at that point.
good luck.
pleasant said:
DA FAAK this thing worked :good:
i am finally upgraded to 4.2.2
tell me why this one didnt gave "7" error ?
Where this Guide was Hiding i have been looking for easiest method and this is what it is
Click to expand...
Click to collapse
LOL. I told you it works.
There's one thing that you're missing from that update. And that is the bootloader version, the bootloader version that you're currently using is 4.13. The newest version is 4.18. You don't have to update it if you don't want to.
I'll include this link for you to flash the latest bootloader via command prompt.
http://forum.xda-developers.com/showthread.php?t=2150251
I hope you know how to use adb/fastboot.
scream4cheese said:
LOL. I told you it works.
There's one thing that you're missing from that update. And that is the bootloader version, the bootloader version that you're currently using is 4.13. The newest version is 4.18. You don't have to update it if you don't want to.
I'll include this link for you to flash the latest bootloader via command prompt.
http://forum.xda-developers.com/showthread.php?t=2150251
I hope you know how to use adb/fastboot.
Click to expand...
Click to collapse
first tell me does updating bootloader wipes data ?
and secondly what does bootloader do and advantage of updating bootloader ?
u mean to say sideload command ?
pleasant said:
first tell me does updating bootloader wipes data ?
and secondly what does bootloader do and advantage of updating bootloader ?
u mean to say sideload command ?
Click to expand...
Click to collapse
Updating bootloader does not wipe anything. It simply replaces and updates the one you already have on.
Definition of a bootloader:
http://m.androidcentral.com/what-is-android-bootloader
Sideload? I think so.
boot(basically kernel) and system are usually what people mean 'custom ROM'. So if you just manually flash these two things(and usually need to be done together), none of your 'data' would be lost.
So just find these two images (usually .img) in whatever custom ROM you want and flash it.
This is the unix convention for a long long while and android is just linux
scream4cheese said:
Updating bootloader does not wipe anything. It simply replaces and updates the one you already have on.
Definition of a bootloader:
http://m.androidcentral.com/what-is-android-bootloader
Sideload? I think so.
Click to expand...
Click to collapse
So if there is a flashable zip available that would be great
Sent from my Nexus 7 using Tapatalk HD
you don't really need to flash bootloader
chimpanzeexda said:
you don't really need to flash bootloader
Click to expand...
Click to collapse
Yeah, I told him that.
Sent from my Nexus 7 using Tapatalk HD
scream4cheese said:
1. Have you read the thread?
2. No it won't give you an error. Why would it?
3. It's from the official OTA update. You just don't need to wipe anything. Trust me on this.
4. How come? I did this last night on my Nexus 7 and everything is just fine.
5. You won't get a bootloop or an error if you do exactly what I just told you.
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
Hi bro can you provide me the similar flashable zip for android 4.3 for nexus 7 wifi
Sent from my Nexus 7 using Tapatalk HD

[Q] OTA update to 4.2.2 problems

My 7 is unlocked and rooted, using Nexus Root Toolkit. I did an OTA to get to 4.2.1 some time ago and that went well. Root and unlock persisted. I am now getting OTA options for 4.2.2 from the System menu. First time I got and error in Android's belly. I restarted and was still in 4.2.1. System then said that I was up to date. A week or so later System told me again that OTA was available and I got the same result.
Any suggestions as to how I can do the update?
rsipson said:
My 7 is unlocked and rooted, using Nexus Root Toolkit. I did an OTA to get to 4.2.1 some time ago and that went well. Root and unlock persisted. I am now getting OTA options for 4.2.2 from the System menu. First time I got and error in Android's belly. I restarted and was still in 4.2.1. System then said that I was up to date. A week or so later System told me again that OTA was available and I got the same result.
Any suggestions as to how I can do the update?
Click to expand...
Click to collapse
You have two choices
1. Flash the stock 4.2.2 image using fastboot from here https://developers.google.com/android/nexus/images
Or
2. Flash this in CWM recovery (note this link is for the wifi model) http://android.clients.google.com/p....signed-nakasi-JDQ39-from-JOP40D.6ece895e.zip
You have to restore everything except relocking bootloader ... To be able to update ...when u finish ..just re-root
Sent from my Nexus 7 using xda premium
Same thing happened to me, I had to unroot and then root again after update.
Sent from my HTC Desire S using xda app-developers app
heat361 said:
You have two choices
1. Flash the stock 4.2.2 image using fastboot from here https://developers.google.com/android/nexus/images
Or
2. Flash this in CWM recovery (note this link is for the wifi model) http://android.clients.google.com/p....signed-nakasi-JDQ39-from-JOP40D.6ece895e.zip
Click to expand...
Click to collapse
Thanks for your post. I tried this using Clockwork and got a very long error message. I will quote part of it.
assert failed_apply_patch_check("/system/bin/debuggerd", "a2323a0c8 and a lot more
This is followed by error in file
I saw something about busybox changing some system files.
Any ideas??
How do I unroot without whipping all data?
Sent from my Nexus 7 using xda app-developers app
Search this forum for "OTA debugged"
There are only a few threads - read them all before you take any action.
This particular problem appears to be caused by StickMount.
You don't need to delete everything, nor do you need to flash the ENTIRE stock image - only the boot.img and system.img (via fastboot) without doing a factory reset or any other wiping.
This will unroot the ROM, and (of course) prevent StickMount from working. So you should over flash a SuperSU root kit afterwards (via custom recovery).
This very same problem may recur on the next OTA - so for goodness sake's, make a nandroid backup before you re-install StickMount and give it root privileges.
bftb0 said:
Search this forum for "OTA debugged"
There are only a few threads - read them all before you take any action.
This particular problem appears to be caused by StickMount.
You don't need to delete everything, nor do you need to flash the ENTIRE stock image - only the boot.img and system.img (via fastboot) without doing a factory reset or any other wiping.
This will unroot the ROM, and (of course) prevent StickMount from working. So you should over flash a SuperSU root kit afterwards (via custom recovery).
This very same problem may recur on the next OTA - so for goodness sake's, make a nandroid backup before you re-install StickMount and give it root privileges.
Click to expand...
Click to collapse
Sorry for being a numpty... can someone put the above into a mini step by step guide for me.. I'm stuggling with the terminology.
I rooted my Nexus and have since forgotten anything techie regarding it. I have StickMount and cannot update to 4.2.2..
How do i flash boot.img and system.img via fastboot, where do i get these files from, what versions etc do i need? And over flash SuperSU root kit?
What is OTA?
Basically, I think i need a newbie guide. I am techie enough to achieve most things normally.. i just don't know the android system at all, and what i did know to be able to root it i have completely forgotten!
Any guidance would be very much appreciated. Cheers.

Jwr66y ota

Does anyone know where I can get a flashable OTA file that will keep root for the Wifi OG Nexus 7? I have seen it posted for the Nexus 4 and new Nexus 7, but cannot find it anywhere for Grouper.
VAVA Mk2 said:
Does anyone know where I can get a flashable OTA file that will keep root for the Wifi OG Nexus 7? I have seen it posted for the Nexus 4 and new Nexus 7, but cannot find it anywhere for Grouper.
Click to expand...
Click to collapse
There is a flashable ota at the link below. You may need to flash superuser 1.51 after to get root back.
http://forum.xda-developers.com/showthread.php?t=1745781
Sent from my GT-I9505 using xda app-developers app
gsmyth said:
There is a flashable ota at the link below. You may need to flash superuser 1.51 after to get root back.
http://forum.xda-developers.com/showthread.php?t=1745781
Sent from my GT-I9505 using xda app-developers app
Click to expand...
Click to collapse
OK I tried that but I got a Status 7 error message and it aborted install. I have everything stock that I can think of. No custom kernel. No nothing. Any suggestions other than flashing back to stock completely via Wug's toolkit then doing the OTA through the tablet itself and then restoring everything with Titanium Backup?
VAVA Mk2 said:
OK I tried that but I got a Status 7 error message and it aborted install. I have everything stock that I can think of. No custom kernel. No nothing. Any suggestions other than flashing back to stock completely via Wug's toolkit then doing the OTA through the tablet itself and then restoring everything with Titanium Backup?
Click to expand...
Click to collapse
If you check that thread I linked to above, there a few people with the status 7 error and a few different fixes, worth a try before wiping anything, hope it helps.
Sent from my GT-I9505 using xda app-developers app
gsmyth said:
If you check that thread I linked to above, there a few people with the status 7 error and a few different fixes, worth a try before wiping anything, hope it helps.
Sent from my GT-I9505 using xda app-developers app
Click to expand...
Click to collapse
Thanks I appreciate it!
VAVA Mk2 said:
OK I tried that but I got a Status 7 error message and it aborted install. I have everything stock that I can think of. No custom kernel. No nothing. Any suggestions other than flashing back to stock completely via Wug's toolkit then doing the OTA through the tablet itself and then restoring everything with Titanium Backup?
Click to expand...
Click to collapse
You don't need to flash the stock image and lose your data, but even if you are on stock 4.3 you still need two things: stock recovery (if you don't already have it installed) AND you need to unroot! Being rooted will throw the Status 7 error.
Here's what I did:
First flash the stock recovery for JWR66V in fastboot.
Then use the "Full unroot" option inside SuperSU.
Apply the JWR66Y update using ADB sideload.
Then reinstall TWRP and install UPDATE-SuperSU-v1.51.zip using TWRP.
After rebooting you may be surprised to see that the SuperSU app needs to be installed again (seems to be a quirk a lot of us are having). Just head over to Google play and after that all should be good.
Sent from my Nexus 7 using xda app-developers app
CatThief said:
You don't need to flash the stock image and lose your data, but even if you are on stock 4.3 you still need two things: stock recovery (if you don't already have it installed) AND you need to unroot! Being rooted will throw the Status 7 error.
Here's what I did:
First flash the stock recovery for JWR66V in fastboot.
Then use the "Full unroot" option inside SuperSU.
Apply the JWR66Y update using ADB sideload.
Then reinstall TWRP and install UPDATE-SuperSU-v1.51.zip using TWRP.
After rebooting you may be surprised to see that the SuperSU app needs to be installed again (seems to be a quirk a lot of us are having). Just head over to Google play and after that all should be good.
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
Hi, I'm looking forward to doing this step since I really want to get that OTA installed in my device. Mine is on stock ROM, rooted via wugfresh toolkit. My concern is, after doing this step, will I lose all data? Also could you please explain how to do the first step- "First flash the stock recovery for JWR66V in fastboot."? I'm still a bit new to all these things, so please bare with me.
Thanks!
http://forum.xda-developers.com/showthread.php?t=1745781&page=53
Check out this thread. I flashed the Grouper.zip file, which is the OTA modified by commenting out the validation check that results in the Status 7 error. I copied it to /sdcard along with the Supersu 1.51 zip. The ota flashed perfectly using TWRP recovery. After booting and going back into TWRP, I flashed the supersu1.51 and regained root. You do not need to unroot or flash stock recovery to get this update. No data loss. I'm stock rom & kernel, rooted with TWRP recovery.
choybel said:
Hi, I'm looking forward to doing this step since I really want to get that OTA installed in my device. Mine is on stock ROM, rooted via wugfresh toolkit. My concern is, after doing this step, will I lose all data? Also could you please explain how to do the first step- "First flash the stock recovery for JWR66V in fastboot."? I'm still a bit new to all these things, so please bare with me.
Thanks!
Click to expand...
Click to collapse
You won't lose data if you repeat the steps I took. However since you are asking how to flash a recovery in fastboot I would seriously be careful and do a bit of homework on how fastboot works. All the instructions you'll ever need can be found by searching xda. It really isn't as daunting as it sounds but you definitely need to understand how it works before trying it.
Or you could try the link that Groid posted if you aren't concerned about skipping the validation check. The process is definitely is simpler if you're "new to all these things".
I'm not opposed to using WugFresh's toolkit, he's a brilliant developer, but it's never a bad idea to learn about what happens in the background and see it with your own eyes.
Sent from my rooted GSM Galaxy Nexus

Flash OTA with TWRP

Today I received the ota for 4.4 on my Nexus 4 and when I pressed "restart and install" it went to my custom recovery (which was flickering BTW Idk why never seen it do that before) and when I restarted it I wasn't running 4.4. I found the download location for the OTA would it be OK for me to boot into twrp and simply flash it like I would any other custom rom? Just wanted to ask before I did it.
Sent from my Nexus 4 using xda app-developers app
tsmith9191 said:
Today I received the ota for 4.4 on my Nexus 4 and when I pressed "restart and install" it went to my custom recovery (which was flickering BTW Idk why never seen it do that before) and when I restarted it I wasn't running 4.4. I found the download location for the OTA would it be OK for me to boot into twrp and simply flash it like I would any other custom rom? Just wanted to ask before I did it.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Hi, What format is it in? Unless it's in a zip format (which I doubt) then flagging it through recovery won't work I think .. I'll have a poke about and see what I can find ..
K
Sent from my Nexus 4 using Tapatalk 2
Hi can you tell me where you found the ota folder I am looking for it but can't locate it.I had the same problem as you.I think we need to be on stock recovery for it to install.
Sent from my Nexus 4 using xda app-developers app
Usually a root browser go to root and it is under the cache folder.
Sent from my Nexus 4 using xda app-developers app
krrunch said:
Hi, What format is it in? Unless it's in a zip format (which I doubt) then flagging it through recovery won't work I think .. I'll have a poke about and see what I can find ..
K
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
OK and yes it is in a zip format
Sent from my Nexus 4 using xda app-developers app
tsmith9191 said:
Today I received the ota for 4.4 on my Nexus 4 and when I pressed "restart and install" it went to my custom recovery (which was flickering BTW Idk why never seen it do that before) and when I restarted it I wasn't running 4.4. I found the download location for the OTA would it be OK for me to boot into twrp and simply flash it like I would any other custom rom? Just wanted to ask before I did it.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Depending on how the ota image is packaged you may want to take a look at this thread here
http://forum.xda-developers.com/showthread.php?t=2010312
[HOW-TO] How to flash a factory image / return to stock / unlock / root #
Hth
K
--------
:: Nexus 4 :: SlimKat :: Faux mainline ::
---------- Post added at 10:13 PM ---------- Previous post was at 10:08 PM ----------
tsmith9191 said:
OK and yes it is in a zip format
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Then I see no reason why you can't give it a go Make sure you have a backup of everything though before you go ahead .. I'm assuming you already have an unlocked bootloader ..
--------------------------------------------------------------
:: Nexus 4 :: SlimKat :: Faux mainline ::
Yes I do have an unlocked bootloader
Sent from my Nexus 4 using xda app-developers app
guys you can't flash the OTA while running custom recovery or roms. If you want to be on kitkat why not just download one of the many stock rooted roms out there? Make your life simple and for future reference like I said custom recovery will not flash OTA unless its been manipulated by someone
I tested flashing OTA using latest TWRP successfully on a 100% unmodified stock rom with no root. CWM on the other hand is not compatible for flashing OTA.
I do not recommend doing this, modifications to your /systems partition or root can cause it to fail and softbrick. I have heard people hardbricking their device too due to the bootloader getting corrupted in the process.
Make a backup before you flash.
I have installed franco kernel but I backed up the stock kernel and restored it. I have also used xposed but I uninstalled that as well as disabled and uninstalled the only module I was running which was gravity box.
Sent from my Nexus 4 using xda app-developers app
eksasol said:
I tested flashing OTA using latest TWRP successfully on a 100% unmodified stock rom with no root. CWM on the other hand is not compatible for flashing OTA.
I do not recommend doing this, modifications to your /systems partition or root can cause it to fail and softbrick. I have heard people hardbricking their device too due to the bootloader getting corrupted in the process.
Make a backup before you flash.
Click to expand...
Click to collapse
What do you recommend I do to receive the 4.4 update without losing data?
Sent from my Nexus 4 using xda app-developers app
tsmith9191 said:
What do you recommend I do to receive the 4.4 update without losing data?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Backup your data partition first, then follow either of the two guide links in my signature to flash 4.4 factory image without wiping data.
I had the same problem yesterday where the OTA made absolutely no changes (This method worked fine when I went from 4.2 to 4.3 under the same conditions; TWRP, unlocked bootloader, and stock ROM). It may be related to a new conflict with TWRP. I also had a hybrid radio installed, but I put the stock radio back in before I tried the OTA; however there were a couple changes associated with this such as build prop changes and LTE activation that I did not revert. Who knows. After searching this forum I came across a fix in the "Nexus 4 OTA Help-Desk" thread...fancy that. If you have the Android SDK installed, this is a really quick and easy fix.
1) Under "Factory Images "occam" for Nexus 4" I downloaded "4.4 (KRT16S)".
https://developers.google.com/android/nexus/images#occamkrt16s
2) I then followed these directions (WARNING: Note the instructions to remove the "-w" from the flash-all.bat file before you run it. This will retain all your existing data, apps, settings, etc.).
http://forum.xda-developers.com/showthread.php?t=2527142
3) I then installed the latest versions of TWRP (for recovery) and superuser (for root).
Now I have a fully functioning 4.4 install with no loss of data. I am holding off on the new hybrid radio until things stabilize a bit with that.
pjc123 said:
I had the same problem yesterday where the OTA made absolutely no changes (This method worked fine when I went from 4.2 to 4.3 under the same conditions; TWRP, unlocked bootloader, and stock ROM). It may be related to a new conflict with TWRP. I also had a hybrid radio installed, but I put the stock radio back in before I tried the OTA; however there were a couple changes associated with this such as build prop changes and LTE activation that I did not revert. Who knows. After searching this forum I came across a fix in the "Nexus 4 OTA Help-Desk" thread...fancy that. If you have the Android SDK installed, this is a really quick and easy fix.
1) Under "Factory Images "occam" for Nexus 4" I downloaded "4.4 (KRT16S)".
https://developers.google.com/android/nexus/images#occamkrt16s
2) I then followed these directions (WARNING: Note the instructions to remove the "-w" from the flash-all.bat file before you run it. This will retain all your existing data, apps, settings, etc.).
http://forum.xda-developers.com/showthread.php?t=2527142
3) I then installed the latest versions of TWRP (for recovery) and superuser (for root).
Now I have a fully functioning 4.4 install with no loss of data. I am holding off on the new hybrid radio until things stabilize a bit with that.
Click to expand...
Click to collapse
Hybrid radios are fine I have been running 4.4 and .27/84 with no issues for weeks... No need to flash the 97 if you have a hybrid radio that was already working fine. sometimes just cuz its new dont make it better...
playya said:
Hybrid radios are fine I have been running 4.4 and .27/84 with no issues for weeks... No need to flash the 97 if you have a hybrid radio that was already working fine. sometimes just cuz its new dont make it better...
Click to expand...
Click to collapse
Good to know. By the way, the 27/84 hybrid radio is the only one that would work for me (quick GPS lock). I don't have LTE in my immediate area anyway (Straight Talk AT&T), so I am in no rush, and will see how the .27/97 works out for users.
pjc123 said:
I had the same problem yesterday where the OTA made absolutely no changes (This method worked fine when I went from 4.2 to 4.3 under the same conditions; TWRP, unlocked bootloader, and stock ROM). It may be related to a new conflict with TWRP. I also had a hybrid radio installed, but I put the stock radio back in before I tried the OTA; however there were a couple changes associated with this such as build prop changes and LTE activation that I did not revert. Who knows. After searching this forum I came across a fix in the "Nexus 4 OTA Help-Desk" thread...fancy that. If you have the Android SDK installed, this is a really quick and easy fix.
1) Under "Factory Images "occam" for Nexus 4" I downloaded "4.4 (KRT16S)".
https://developers.google.com/android/nexus/images#occamkrt16s
2) I then followed these directions (WARNING: Note the instructions to remove the "-w" from the flash-all.bat file before you run it. This will retain all your existing data, apps, settings, etc.).
http://forum.xda-developers.com/showthread.php?t=2527142
3) I then installed the latest versions of TWRP (for recovery) and superuser (for root).
Now I have a fully functioning 4.4 install with no loss of data. I am holding off on the new hybrid radio until things stabilize a bit with that.
Click to expand...
Click to collapse
So the directions you have listed are the ones you found at the help desk?
tsmith9191 said:
So the directions you have listed are the ones you found at the help desk?
Click to expand...
Click to collapse
Yes, and since then in other forums, and since then in eksasol's post above.
I was in the same boat as you. Flashed stock 4.4 (entire image, not just the ota) and never lost data. I did have to reroot though.
Sent from my Nexus 4, while driving in my Evo9.

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