Error Updating to v1.4 on 16 GB Model - Shield Android TV Q&A, Help & Troubleshooting

I have the 16 GB model. I've previously unlocked the bootloader and rooted it. I've had no problems updating before despite having rooted the device (other than the need to manually re-root after flashing). For some reason the 1.4 update won't flash properly. Instead it gets stuck flashing with the error shown in the attached image. Has anyone else had this problem? I've tried a factory data reset (which reverts the rooting) prior to re-attempting the update, but that didn't work either.
Note that this isn't the same error as that experienced by some 500 GB model users who had their devices bricked due to (according to Nvidia) a physical hardware issue.

That could be a bad download. If you download it again, and have the same issue, please report back.

kdb424 said:
That could be a bad download. If you download it again, and have the same issue, please report back.
Click to expand...
Click to collapse
Thanks for the suggestion. Unfortunately I tried a few times, even after a factory data reset, and it still had the same problem. In the end I downloaded the stock v1.4 images from Nvidia's website and flashed those via my PC terminal (and then spent several house reinstalling apps, reacquiring root etc). Hopefully it doesn't happen again with the next update.

I'd suggest mailing nvidia and openeng a ticket. Even if it's fine now, there may be a further problem that we don't know about now. It's better to have a ticket open earlier than later, sa they are more likely going to take you seriously and help quicker if it happens more than once for you. One thing I have learned over the years, is cover your butt. Contact as soon as possible, or they may not listen to you, or worse, blame you. Not Nvidia specifically, but I have been screwed because I didn't open tickets sooner.

Related

[Q] Help! bricked?

I bought a refurbished TF101 about 6 months ago. I rooted the device and tried various ROMs until I settled upon "Revolver 4 by Gnufabio | 4.1.1 Stable". Life was good, no random reboots, no sleep of death just great. I then installed a game called "Dead Trigger" that came up recently on the Play store. The game did not load, crashed without a FC message and so I uninstalled it promptly. Then I started getting video corruption on my Live Wallpaper (Blue Skies). Random reboots soon followed. Time to start over.
I used CWM and wiped the tablet from there (data, cache and Dalvik) and reinstalled Revolver. It did not work. I used the EasyFlasher tool to return my tablet to Stock using the Asus provided firmware from their website (.24). It seemed to work well, as I started over with my "new" tablet and synced to my account, etc, etc, etc. But now I can't use it without it rebooting every 30secs to 1min. It will go into a Sleep of Death on a random basis also. I have not installed any programs on it, I tried not allowing a restore of my Google settings and cannot for the life of me figure out what is going on.
I am unaware of the SBK version, as their is no indication on the tablet of its serial. What vital step am I missing here to revive this tablet? Any help would be appreciated.
Thanks
StevieJake
steviejake said:
I bought a refurbished TF101 about 6 months ago. I rooted the device and tried various ROMs until I settled upon "Revolver 4 by Gnufabio | 4.1.1 Stable". Life was good, no random reboots, no sleep of death just great. I then installed a game called "Dead Trigger" that came up recently on the Play store. The game did not load, crashed without a FC message and so I uninstalled it promptly. Then I started getting video corruption on my Live Wallpaper (Blue Skies). Random reboots soon followed. Time to start over.
I used CWM and wiped the tablet from there (data, cache and Dalvik) and reinstalled Revolver. It did not work. I used the EasyFlasher tool to return my tablet to Stock using the Asus provided firmware from their website (.24). It seemed to work well, as I started over with my "new" tablet and synced to my account, etc, etc, etc. But now I can't use it without it rebooting every 30secs to 1min. It will go into a Sleep of Death on a random basis also. I have not installed any programs on it, I tried not allowing a restore of my Google settings and cannot for the life of me figure out what is going on.
I am unaware of the SBK version, as their is no indication on the tablet of its serial. What vital step am I missing here to revive this tablet? Any help would be appreciated.
Thanks
StevieJake
Click to expand...
Click to collapse
The RR and SoD come standard with asus stock FW for most people, there is a new .27 update you could try that apparently fixes things, but it made things worse for me
The serial number is generally on a sticker next to the charger port of the tablet half, B4O > B60 and some B7O are SBK1, after that are SBK2
If you are SBK1 you can use NVFLASH to clean install the OS
I decided on Stock FW Rooted and CWM with PERI, then Guevors Kernel
So far so good, stable for a couple days now
Thanks for the quick reply. I did try the .27 update OTA update after getting back to Stock. No help.
The sticker in question is missing. Unknown SBK. I used EasyFlasher using SBK Ver1 and it worked to install the Stock .24 OS fine.
I will give the Stock FW Rooted a shot and see if that works
StevieJake
steviejake said:
Thanks for the quick reply. I did try the .27 update OTA update after getting back to Stock. No help.
The sticker in question is missing. Unknown SBK. I used EasyFlasher using SBK Ver1 and it worked to install the Stock .24 OS fine.
I will give the Stock FW Rooted a shot and see if that works
StevieJake
Click to expand...
Click to collapse
If the flash worked with sbkv1, then more than likely the unit is sbkv1. Otherwise, it shouldn't have worked at all . As the other poster said, RR and SoD is pretty common with the stock Asus firmware for some people -- you might try returning to Revolver now that you've gone back to stock, and start on Revolver again with a clean slate.
I am also running the same setup as the previous poster, stock .27, rooted with guevor's kernel. Been that way for only a day right now, so I can't say much about it yet.
Okay, so here is what I have done. I first used NvFlash to flash Stock .24 successfully. I then extracted the ASUS .24 firmware file (zip only) to the MicroSD card which the system took as an update and installed over my good work. It works, albeit with reboots still. I at least got it working and will try some more ROMs (Stock .27 first) with the suggested kernel. I just wish I could get back to the stable Revolver I had earlier.
Thanks for the help and suggestions.
StevieJake
steviejake said:
Okay, so here is what I have done. I first used NvFlash to flash Stock .24 successfully. I then extracted the ASUS .24 firmware file (zip only) to the MicroSD card which the system took as an update and installed over my good work. It works, albeit with reboots still. I at least got it working and will try some more ROMs (Stock .27 first) with the suggested kernel. I just wish I could get back to the stable Revolver I had earlier.
Thanks for the help and suggestions.
StevieJake
Click to expand...
Click to collapse
If you used NVFLASH to get back to stock, you could have just let the FOTA update you to .27
Then you can root and so on after that
NVFLASH returns the tablet to factory settings, ie. as it was when you unwrapped it on day 1
Not good. My tablet seems to be in an internal storage hell. Every Rom I try to install will crash with moderate use after booting. I have tried NvFlash, EasyFlash, Wolfs Ultimate flash and downgrade, every variation of stock HoneyComb and ICS I can find. I cannot keep this thing stable beyond 5 minutes of use. I have tried multiple factory resets and wipes, run "Superwipe Full" multiple times and nothing seems to work. What can I do to recover this tablet before I just give up and send to ASUS (god help me) for assistance? Any help would be appreciated
Thanks StevieJ
Ouch. Sorry to hear about your troubles. Horror stories like this have prevented me from diving into the root and custom rom scene with my one and only tab. [I am leaning towards a Nexus 7 when it comes out, and will perhaps root etc when I get that. I feel like it's a safer endeavour with a non-locked bootloader]
I'm interested in finding out what may be causing all this, so I'll be subscribing to this thread. Sorry I can't provide anything more than good luck to you.
Sent from my Transformer TF101
Ouch is right! I have rooted every Android device I have ever owned and this the first I have ever had this much trouble with. I just wish I could say I did "X" to cause it to happen. Oh well, maybe somebody knows something I have overlooked.
Note: I have Rogue XM Recovery 1.5.0 (CWM-based Recovery v5.0.2.8) running fine on the rom and it reboots into recovery okay.
StevieJake
steviejake said:
Ouch is right! I have rooted every Android device I have ever owned and this the first I have ever had this much trouble with. I just wish I could say I did "X" to cause it to happen. Oh well, maybe somebody knows something I have overlooked.
Note: I have Rogue XM Recovery 1.5.0 (CWM-based Recovery v5.0.2.8) running fine on the rom and it reboots into recovery okay.
StevieJake
Click to expand...
Click to collapse
Have you tried running it without the WIFI on? I went to my folks place with mine and it rebooted all the time as soon as it started up. It turned out to be a WIFI issue with the Dynalink router my parents were running.
Cheers, Matt.
hairy1 said:
Have you tried running it without the WIFI on? I went to my folks place with mine and it rebooted all the time as soon as it started up. It turned out to be a WIFI issue with the Dynalink router my parents were running.
Cheers, Matt.
Click to expand...
Click to collapse
Funny you should ask that. I just NvFlashed 9.2.1.24 and was using the tab with no WiFi, no account information and everything worked just fine. I then enabled WiFi to see what would happen and it still worked, but I had not logged in with any account information yet. It still worked fine, as I was able to surf the web with no problems. I then tried to add my account information and started getting crashes using the Play Store, syncing my accounts, etc. It seems to be linked to updating account information and not just WiFi. I will investigate further
Thanks
StevieJake
Adding an account, even a new account, will bring down the tablet. It reboots until it is only a dark screen that requires APX mode (VolUp +Pwr) to rebuild the tablet. I can get into recovery and also factory reset mode (VolDwn + Pwr), but that is it. I'm so confused
I found a CWM backup I had from back in March. It restored fine, but still had problems that resulted in multiple crashes and eventual death again. Oh Bother!!
StevieJake
Fixed it!
Here is what I did. I was always to get the tablet into APX mode (Vol Up + Pwr) so I NvFlashed 9.2.1.24 from this site:
http://xdafileserver.nl/index.php?dir=Asus/Asus+Transformer+(TF101)/. I did this 5 times, never letting the tablet fully reboot after I got the "success" message upon completion. I then did a data wipe (Vol Dwn +Pwr, then select Wipe Data and then Vol Up, Vol Up) 5 times. I then used the same NvFlash 5 more times and let the tablet fully reboot and entered my Google credentials. I had prepared a MicroSD card with the zip file extracted from the ASUS site that contained the latest firmware (.27) and placed in the root directory of the MicroSD card. The tablet recognized it as a system upgrade and installed the firmware grade with no problems. The tablet rebooted fine and showed the installed firmware. I then did a data wipe as described above 5 more times and then let the tablet reboot fully and once again entered my Google credentials. The tablet now runs all programs without faults, has no video artifacts on the live wallpaper I use (Blue Skies) and is running just great. I am able to update all apps with out errors from the Play Store which was also an issue.
I hope this helps someone to get their tablet back, as I used all the resources on this forum to bring this wacky method to restore my tablet. Thanks to all you unnamed posters for your help
StevieJake
I wouldn't expect flashing the same thing numerous times to have any more effect than the first flash, but if that's what it took for your tab to be re-born, so be it!
Congrats on the fix.
Sent from my Transformer TF101
Not so fast!
Although the tablet did last longer (almost 2 days), it ultimately failed again to an unbootable state. Its back to the drawing board again.........
StevieJake
rootblock said:
I wouldn't expect flashing the same thing numerous times to have any more effect than the first flash, but if that's what it took for your tab to be re-born, so be it!
Congrats on the fix.
Sent from my Transformer TF101
Click to expand...
Click to collapse
It may just be giving up, electronics are stupid sometimes and fail for no reason. I had a brand new HDD that worked for two days, I left the computer off for three weeks and when I turned it back on the HDD wouldn't even spin up :-/ Good luck buddy.
Okay, I'm done. Just got my RMA and am sending this puppy in. Thanks for all the help, I will try to post the results later when I get it back. Glad I made the impulse purchase for the Nexus 7, as I will not be totally without a tablet.
Thanks for all the help again
StevieJake
RMA and back from the Dead!
Well I got it back from ASUS after the RMA. It had a short visit in Texas, was returned promptly and appears to function normally. I never received any feedback from ASUS on receiving the tablet, what was wrong with it, what they did to it or when they shipped it. But its fixed. Running .27 latest firmware and seems to handle everything I can throw at it.
They did a bang up job so far and I am more than happy with their service.
StevieJake

[Q] N7 4.4 update issues?

Not sure if I'm the only one, and if I am that really sucks, but I got tired of waiting for the OTA and decided to install the update via the fastboot method, unlocked my bootloader installed without a problem.
However the issue now seems to stem from transferring media files to my tablet, which I never had a problem doing, a pop up window will tell me that android.media.storage has stopped, giving me an option to report and to simply tap okay.
Not sure reporting ever does anything, and if it does I've never seen it change a single thing at all, but after I tap okay or send the report, any files transferring will just exit out, then if I unplug my usb and plug it back in, it doesn't seem to recognize the tablet at all.
I've so far remedied this, not sure if it's a permanent fix or temporary, by going into settings>apps>all, then from there tapping the app, clearing data and cache, restarting my tablet with a hard reset and it seems to be working for the moment.
However transferring files since the update are sluggish at best, and taking a 356MB folder of images used to take maybe a few minutes, 5 or 7 at the most, now it's hanging there at times with the transfer time increasing.
As a matter of fact I'm transferring said 356MB folder right now and it's stuck at 10 minutes to finish and hasn't moved for about 10 minutes.
If anybody else is having these problems, can you suggest ways you've fixed it? Or do I simply need to either do a factory reset or straight up flash it again to fix the problem?
Also, I made another article detailing my problems with updating, which I've since fixed obviously, but Recovery Mode isn't anywhere to be found, I do the regular method and before it showed the android with the red triangle and below him it would say no command, now it just shows the android with the same triangle with no wording underneath at all.
I've also re-downloaded the official factory image 4.4 from google's developer site and tried to manually flash recovery onto it, and it says that it succeeded but then when it goes back to fastboot and I choose recovery it loads then shows me the android with the red triangle.
I've even tried downgrading back to 4.3 but it tells me during the rewrite of the bootloader that there's a signature mismatch.
In addition, this should be the last revision to my issue, I've even tried re-flashing 4.4 and now that's kicking back an error saying there's a signature mismatch, so I can't go into recovery, I can't downgrade, I can't flash a recovery image to my tablet, I think I screwed up in ever updating to 4.4.
Im having the same problem with Media Storage when transferring pictures via Android File Transfer on Mac, tried it on Windows also, same problem.
It happens with my Nexus 4 on KitKat also!!
I still havent found a way to fix it, did you (OP) ever find a fix?
Cheers
Stewart
StuMcBill said:
Im having the same problem with Media Storage when transferring pictures via Android File Transfer on Mac, tried it on Windows also, same problem.
It happens with my Nexus 4 on KitKat also!!
I still havent found a way to fix it, did you (OP) ever find a fix?
Cheers
Stewart
Click to expand...
Click to collapse
Nope no fix yet, I haven't tried transferring a large number of files since, oddly enough, I finally did get the OTA update and it installed 4.4 again.
It didn't take long and the file size was puny, only about 32MB, I assume it installed what was missing, but I haven't noticed anything out of the ordinary since the official updated kicked in.
Yeah I have the latest OTA also, but I am still having the same issue!!
StuMcBill said:
Yeah I have the latest OTA also, but I am still having the same issue!!
Click to expand...
Click to collapse
Not really sure why it's different for you, like I said I got tired of waiting for the OTA and manually flashed the factory image, that's when the problems started, but after a few days I got a notification that the new update was ready which really confused me.
But I installed the downloaded update without a hitch, booted like normal and I just finished transferring a 100MB folder of images to my N7 without an error popping up on my tablet saying something crashed, so I can only assume for the moment until I transfer a larger folder, that the DL'd update fixed the problem.
I've also heard people flashing it again, or side loading it, or even a factory reset would fix the problem, but there weren't many replies as to this actually fixing the data transfer problem.
Problem with downloading ota update kitkat 4.4
I have stock rom and waited for the ota update. It came this morning and while downloading twice the verification failed.i rebooted and the screen came up download failed and had a retry button which i tried to activate and does nothing, The screen has been stuck on the return download for over 12 hours. My wifi connection is strong. Any ideas?
manow91 said:
I have stock rom and waited for the ota update. It came this morning and while downloading twice the verification failed.i rebooted and the screen came up download failed and had a retry button which i tried to activate and does nothing, The screen has been stuck on the return download for over 12 hours. My wifi connection is strong. Any ideas?
Click to expand...
Click to collapse
Take anything I say with a grain of salt as I'm not the greatest guy to ask for help, I only really ask questions here and I'm just going to suggest what to do, if you do it is up to you and I take no responsibility for your device having further issues.
1. Hard reset your device and upon it rebooting, check for the update again and try downloading it again
2. If that doesn't work then back up your data
3. After backing up your data do a factory reset on your device and once you've booted back up to Android, check for the update again and install
4. If that doesn't work, I'm not sure what else to suggest, this is what I would do to try and fix the problem, but for my situation it was unique in that I tried fixing it various ways that seemed to make it worse before it got somehow better.
I hope issuing a factory reset works for you, if not then that hard reset does when you try to redownload the update.
JohnathanKatz said:
Take anything I say with a grain of salt as I'm not the greatest guy to ask for help, I only really ask questions here and I'm just going to suggest what to do, if you do it is up to you and I take no responsibility for your device having further issues.
1. Hard reset your device and upon it rebooting, check for the update again and try downloading it again
2. If that doesn't work then back up your data
3. After backing up your data do a factory reset on your device and once you've booted back up to Android, check for the update again and install
4. If that doesn't work, I'm not sure what else to suggest, this is what I would do to try and fix the problem, but for my situation it was unique in that I tried fixing it various ways that seemed to make it worse before it got somehow better.
I hope issuing a factory reset works for you, if not then that hard reset does when you try to redownload the update.
Click to expand...
Click to collapse
Thanks for your reply back. Yep i also thought of the same 4 step solution as yourself but i also heard from 2 people that had the same thing happen to them and they thought it could be a goggle server problem, So i am going to wait to see if it sorts itself out over the next few days
manow91 said:
Thanks for your reply back. Yep i also thought of the same 4 step solution as yourself but i also heard from 2 people that had the same thing happen to them and they thought it could be a goggle server problem, So i am going to wait to see if it sorts itself out over the next few days
Click to expand...
Click to collapse
That could be too, just thought I'd take a shot, hope it works out for you.:good:

Nexus 10 Random Reboots

'My Nexus 10 started to randomly reboot several times a day after the Kitkat update and because it is outside the warranty period I cannot get it replaced.'
It reboots no matter what is running and sometimes it reboots immediately after a power up but never enters a reboot loop.
I've tried a factory reset and running it in safe mode but that didn't stop it.
I've not been able to replicate the reboot fault until yesterday when I ran the BBC iplayer and downloaded a 1-hour Horozon video of about 650Mb and when I tried to play it I got a reboot and that happened consistantly.
I tried a complete power down and reboot then tried to play the downloaded video but it always rebooted.
I tried deleting and re-saving the video incase it was corrupt but it still rebooted.
I tried deleting the video and streaming it and I could watch it that way without any reboot.
I've tried downloading three 1-hour Horizon videos of about the same size and only one plays without rebooting.
A check of running apps shows just the keyboard and a couple of system apps but I still get the reboot when I try to play the saved video.
I thought about removing apps one at a time to see if that would solve it but I've basically got the same apps I had before the Kitkat update.
I wondered if I could undo the Kitkat update and flash the previous rom to see if that would solve it for Kitkat was not a big improvement.
I've never used a custom rom and not run anyting other than stock software.
I would be most grateful for any suggestions on how to fix this rebooting problem and whether going to an earlier version of Android is feasable and how would I do it.
PS. There is a BBC iplayer option to download videos using less resolution and when I choose that option the Horizon file size falls to 344Mb which is about half the size of the original and it solves the reboot problem when playing the saved video.
So it would seem that the BBC iplayer reboot problem is related to file size.
It's fairly easy to downgrade, just Google "nexus factory images" and you should find all the old versions of android straight from Google. There should be guides online for how to flash a factory image. Just make sure to back up all your files to your computer as it will wipe everything.
Sent from my SGH-I747M using xda app-developers app
gc84245 said:
It's fairly easy to downgrade, just Google "nexus factory images" and you should find all the old versions of android straight from Google. There should be guides online for how to flash a factory image. Just make sure to back up all your files to your computer as it will wipe everything.
Sent from my SGH-I747M using xda app-developers app
Click to expand...
Click to collapse
Thanks for your help.
I've found the factory images and I'm now looking for a simple detailed guide how to do the downgrade.
My Nexus 10 is on 4.4.2 (KOT49H) and I think I'll try downgrading one level to 4.4 (KRT16S) to see if that solves the reboots problem and if not then I'll try downgrading further to 4.3 (JWR66Y).
Gaugerer said:
Thanks for your help.
I've found the factory images and I'm now looking for a simple detailed guide how to do the downgrade.
My Nexus 10 is on 4.4.2 (KOT49H) and I think I'll try downgrading one level to 4.4 (KRT16S) to see if that solves the reboots problem and if not then I'll try downgrading further to 4.3 (JWR66Y).
Click to expand...
Click to collapse
Here is a good guide (sorry, I would have posted it earlier but I didn't have my computer with me at the time and was posting from my phone):
http://forum.xda-developers.com/showthread.php?t=1907796
gc84245 said:
Here is a good guide (sorry, I would have posted it earlier but I didn't have my computer with me at the time and was posting from my phone):
http://forum.xda-developers.com/showthread.php?t=1907796
Click to expand...
Click to collapse
Thanks for the guide link.
Unfortunately, my laptop is running Windows 8.1 and it is difficult to install the USB driver and Android Development Kit needed to flash previous Android versions, so I've given up until I can find the way to do it.
PS. I've found a way of installing the ADB and Fastboot drivers on my Windows 8.1 laptop and here is a link:
http://forum.xda-developers.com/showthread.php?t=2588979
So I'm back on track to solve my random reboots using an earlier version of Android.
I noticed the iPlayer hard crash thing too. I can play downloads, but as soon as I pause it and attempt to restart, or just slide the progress bar to move to a different part of the video, the tablet hangs then reboots. It's completely reproducible, and doesn't happen on any of my other devices.
Apart from that, my n10 has now gone 20 days since the last random reboot, so it's a lot more stable in general than it used to be!
I've found a easy way to downgrade to 4.3 and would be grateful for any opinion on how safe it is and if anyone has tried it.
http://forum.cyanogenmod.com/topic/83985-nexus-factory-images-to-revert-to-stock/
AleT said:
Apart from that, my n10 has now gone 20 days since the last random reboot, so it's a lot more stable in general than it used to be!
Click to expand...
Click to collapse
Arghh...this thing is a POS. I haven't used it in 2 months. Today I fired up chrome for some browsing. It hard locked within 5 minutes. I left it for an hour plus with the screen on and still locked up. Just frustrated. Worst Android device I've owned.
Sent from my XT1053 using Tapatalk
Either you have a faulty app or your tablets have a hardware defect. The random reboot issue, where the GPU driver would leak memory and force a kernel panic, has been fixed since Android 4.3 in July. This includes the Chrome reboot issue. I've had 2 reboots over 13 months, and both were cause by a ROM issue. I assure you, there is nothing wrong with the Nexus 10. Try a 4.4.2 factory image and see if that solves anything.
Koopa777 said:
Either you have a faulty app or your tablets have a hardware defect. The random reboot issue, where the GPU driver would leak memory and force a kernel panic, has been fixed since Android 4.3 in July. This includes the Chrome reboot issue. I've had 2 reboots over 13 months, and both were cause by a ROM issue. I assure you, there is nothing wrong with the Nexus 10. Try a 4.4.2 factory image and see if that solves anything.
Click to expand...
Click to collapse
I still get random re-boots in `safe mode` which is supposed to only allow apps installed with the system to run which leaves a bad 4.4.2 which could be checked by a re-flash of the factory image or faulty hardware.
I was planning to downgrade to 4.3 to see if that solved the re-boots but I might try a re-flash of 4.4.2 first to see if that works..
I'm not very confident about flashing and I've had the additional problem of working on windows 8.1 on my laptop.
I am running the factory image, 2nd one with same issues. I'm not necessarily disputing what you are saying but there were plenty of people telling me they had a perfect tablet when the memory leak wasn't fixed.
Sent from my XT1053 using Tapatalk
rxnelson said:
I am running the factory image, 2nd one with same issues. I'm not necessarily disputing what you are saying but there were plenty of people telling me they had a perfect tablet when the memory leak wasn't fixed.
Sent from my XT1053 using Tapatalk
Click to expand...
Click to collapse
The memory leak was fixed but apparently, it's reappeared for me with the latest kitkat update. Quite frustrating, you'd think Google would be on top of these things. What's the point of fast updates if you're waiting months on end for a fix. If I don't powerdown my tablet when I'm finished using it I can guarantee a reboot during use. In the last 24hrs, it has rebooted on me twice while using Chrome. Quite irritating to be honest
It seems from previous posts that re-flashing 4.4.2 does not solve the reboots and I've not found a way to downgrade to 4.3 on Windows 8.1 to see if that works.
So I've tried another factory reset, but this time I've not allowed any non-Google apps to be installed other than the Photon browser which I need for flash Websites and the Re-boot logger app to record any reboots.
I'm using my Note 3 for the rest of my apps as that is still on 4.3 and doesn't have the reboot problem, but that might change after the KitKat upgrade.
I was getting at least 2 or 3 reboots a day so I should soon know if running 4.4.2 after a factory reset with just two 3rd party apps solves the problem and if so then that will suggest a rougue app. which I can reveal by re-installing the apps piecemeal.
I've just had another random reboot so I've done another factory reset but not signed in to Google so there have been no downloads and the only program I've run is Settings to increase the screen timeout to 30 - minutes.
If I still get random reboots then it is nothing to do with 3rd party apps or updates for I've not downloaded any.
That just leaves the hardware or the original 4.4.2 assuming the factory reset returns to that.
I didn't experience any reboots when not signed into google after a factory reset so I signed in and restored my tablet using Google backup.
I soon started to get reboots again, but I noticed that since the KitKat upgrade a website I use very often was sometimes automatically loading the Play store to try and get me to use their much inferier app. It doesn't happen on my Note 3 which is still on 4.3.
If I tried to close the Play store app to get back to the browser by swiping it away then it crashes and keeps trying to load over and over. If I hit the home button the Play store automatically re-appears still loading over and over, but after swiping it away several times it goes away or stops with an error message asking me to report the crash which I did and the browser is closed.
In order to fix this I disabled the Play store app so that it did not appear in my list of apps.and the website instead of loading the Play store app re-directed the browser to the Play store website which was better for I was still in the browser.
Since I stopped this particular website loading the Play store by removing it, I've just had one re-boot instead of several and my tablet is no longer overheating. I am a heavy user and have my tablet on many hours a day, so one re-boot is acceptable to me.
I've downloaded a Play store apk which I can install if needed but always remove it before using the website which tries to automatically load it.
It is a nuisance and I wish I'd stayed with 4.3, but I can live with the occaisional re-boot that might not be noticed if I only used my tablet lightly.
I'm annoyed that a website can automatically load the Playstore without me requesting it and that KitKat allows it.
I hope my experience helps others who are getting several re-boots a day.
PS
I did a factory reset then removed the Play store app before using the problem website so that it never loaded it in case that was needed.
Flashing the 4.3 factory image downgrades everything. For what it's worth, I noticed that the userdata partition is constructed differently than in 4.2.2(my last factory flash). That could have something to do with it. But also, I've been on custom ROMs since I got the tablet, yet I've never rebooted on 4.4.X. I guess try a vanillish ROM(like RastaKat) to see if that reboots.
Koopa777 said:
Flashing the 4.3 factory image downgrades everything. For what it's worth, I noticed that the userdata partition is constructed differently than in 4.2.2(my last factory flash). That could have something to do with it. But also, I've been on custom ROMs since I got the tablet, yet I've never rebooted on 4.4.X. I guess try a vanillish ROM(like RastaKat) to see if that reboots.
Click to expand...
Click to collapse
Now that I'm just getting one reboot a day and my tablet is running cooler I can live with that and I don't mind re-installing the Play store when needed for continuous updates can be a nuisance.
I finally managed to downgrade to 4.3 and I'm hoping that will solve all the problems I had with 4.4.2
But all seems well at the moment.
I'm not being booted from websites to the Play store, I can use the BBC iPlayer to download and run 1-hour videos and flash player works better.
Google has downloaded 4.4.2 (KitKat) but I'm not going to install it.

[HELP] Navigation Buttons Missing & Other Errors

Hello XDA community, I'm panicking a bit and am new to this whole smartphone thing.
So, yesterday I got an LG G2 and spent the majority of the day downloading apps and whatnot. Today I asked some friends and got the phone rooted, installed Xposed and some Modules, and decided to give flashing a new Kernel a try.
I have the LG G2 VS980 (Verizon) and flashed Dorimanx's v6.8 kernel successfully after making a Backup in TWRP.
Upon going back to basic usage, I realized the Navigation Buttons were gone. All of them. I tried swiping up and down and all around, thinking that maybe the Xposed Tweaks may have done something to them, but nothing made them appear. Also, the default Weather Widget failed to load, originally attempting to load and then defaulting to a "Failed to load widget" generic window. I went to google the issue when I got a "LG Keyboard Failed to load" error.
I immediately went and restored my backup, but the issues were still present. I tried multiple Factory Hard Resets through TWRP and even attempted Flashing an older version of Dorimanx's kernel (before anyone asks, yes I was using the VS980 version), nothing helped. In my latest desperation attempt, I used TWRP to reformat the partitions, so now my backup is gone.
Now I'm stuck, because I can't get through the VZW Setup Wizard since I apparently can't connect to the Backup Assistant network (which apparently has something to do with EFS? I'm not really sure), can't skip it without Navigation buttons, and can't access Wifi without the keyboard to type in the password to my home network. I've been avidly googling for the past 2-3 hours, but no one seems to have my exact issues. Currently, I'm following this guide to return to complete stock, and hopefully if the problem persists I can return the phone under warranty.
Can anyone offer me some help/advice in the meantime? I'm really curious as to what happened and of course I'm panicking due to potentially losing a phone after 1 day (the salesperson kept pushing their insurance on me as well, which I denied repeatedly). After the restore and then factory reset, the phone should be fully stock (the settings support this, showing the original kernel/build/everything) yet the errors persist.
Many thanks in advance!
EDIT: Here's some more detailed info:
Android version: 4.4.2
Baseband version VS98024A...
Kernel version: 3.4.0-perf
SirZer0 said:
Can anyone offer me some help/advice in the meantime? I'm really curious as to what happened and of course I'm panicking due to potentially losing a phone after 1 day (the salesperson kept pushing their insurance on me as well, which I denied repeatedly). After the restore and then factory reset, the phone should be fully stock (the settings support this, showing the original kernel/build/everything) yet the errors persist.
Many thanks in advance!
EDIT: Here's some more detailed info:
Android version: 4.4.2
Baseband version VS98024A...
Kernel version: 3.4.0-perf
Click to expand...
Click to collapse
Returning to stock will solve any software problems you might have. I understand why you had issues with xposed, I get them too sometimes. Its always best to flash your kernel first and then do your mods.

Soft brick or hard brick?? /cache mount issues on N7 (2012 grouper, 32gb)

Hey all,
First post here on XDA and I'm hoping someone with more experience than me will be able to give me a hand! Until last week or so, I was running an up-to-date version of Lollipop (5.1.1), when my tablet started randomly freezing up on me, requiring "soft resets" to get it going again, or simply shutting off on me. Thinking it was software related, I tried wiping the cache with no success, so ended up doing a full factory reset. The issues *seemed* to clear up for a day or so, but came back, and so figuring it was Lollipop related, I wiped out the OS and installed CM12.1 (which was my first experience working with ADB and fastboot, and first time installing a non-stock ROM) with a TWRP recovery. A few days later, the freezing and shutting down issues began popping up again, with the shutdowns *usually* happening during sleep, but the freezing happening at anytime from initial "Google" logo to boot animation, to the middle of running an app. I had made a backup on TWRP when I got CM12.1 configured the way I wanted it, so I performed a soft reset when it froze on me, and booted into the bootloader. The tab kept freezing in the TWRP window before I could select a restore, so out of desperation I tried just doing a factory reset from within TWRP. Long story short, something must have happened during that reset, because it kept hanging on the boot screen. I thought I may have unknowingly messed something up, so I tried downloading and flashing a stock KitKat (4.4) ROM from Google's site, but kept encountering bootloader errors during the flashing and ended up only being able to boot to the bootloader screen (apparently got a faulty 4.3 bootloader in that ROM, which gave me a headache until I was able to get straightened out). I have been able to get a stock bootloader (4.23) up and running now, along with a stock recovery (going with Lollipop now, so stock for LMY47V) going, but that's it. I've tried flashing the stock lollipop image via shell script (I'm running a Fedora 23 machine), via individual commands, and via "fastboot update -w factory_image.zip" without success. ADB sideload still works via recovery, but I wasn't able to sideload the OTA packages for 5.1 either. The common errors that pop up seem to indicate an error (corruption? fragmentation?) on the cache partition, but I'm not a dev when it comes to Android, so I'm at a loss here... I keep getting "E: failed to mount /cache (Invalid argument)", and other errors associated with accessing/opening files further down the /cache tree. Would this error be more likely to be a hardware issue, or would it be a software/firmware issue? I've had similar errors before with USB drives, when they would start to bad and partitions begin failing, but have always been able to rebuild them and get my data back. If something like this is happening on my N7 and the cache partition has indeed become somehow corrupted and failed (but not physically....), is it possible at all to rebuild partitions on Android in a similar manner? I've scoured the web, but haven't been able to find anything that can help me out with something like that, so I figured my best bet before condemning the N7 to the junk drawer was to see if any of the pros around here had any words of wisdom that *might* get me back up and running. Thoughts and advice much appreciated!!
Thanks!
(Oh, I apologize for the lengthy post, but I wanted to be sure to provide enough background info..... Sorry for the lengthy read!!)
Honestly that sounds more like a hardware problem than a software problem.
During the early stages of booting, everything that happens is extremely deterministic - meaning that it should be completely repeatable in terms of the order & timing in which activities occur.
So, for it to behave erratically during early boot suggests that it is not software, but marginal hardware. If hardware is barely meeting logic levels or timing requirements, a small amount of random noise (which is always present) can cause a fault to occur at any time - and that sounds approximately like what you are observing.
Further, you replaced your ROM entirely and the problem persists - again suggesting that the problem is hardware, not software.
The most cost effective way of dealing with repair of a $200 tablet is - unfortunately - disposing of it and buying a replacement.
Sorry.
Thanks for the reply!! Shoot, that's what I was leaning towards too. What is the life expectancy of these tablets? I mean, I got 3 good years of use out of it, so I'm not going to complain, but it seems like they should have lasted longer... Would it be worthwhile to maybe grab a cracked screen N7 off eBay for parts and try to get my tab working with those parts maybe? I'm hoping the rumors are true about Google coming out with a new tab this fall, but I'd love to get mine working before then lol...

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