[Q] Stuck on Google start screen after installing CM 10.2 - Nexus 4 Q&A, Help & Troubleshooting

Hi All,
I've searched across forum to find also similar cases, but no results so far.
I have a N4 with TWRP and CM (previously running 10.1.2)
Today I decided to install the new 10.2.
Installation went fine but after the restart I've noticed some strange behaviour with some applications (missing from phone, but installed for my play store account)
I've decided to reboot again the phone, and since that time I'm stuck with the black start up Google screen (the one with the lock at the bottom).
Entered recovery mode, I've wiped Dalvik, Cache and System, but no results, rebooting is always stuck on Google screen (I've also left it there for 15+ minutes, no changes)
I've tried to install a previous ROM (zip available on phone storage) but no result even in this case.
Any help or suggestion would be much appreciated, even a link pointing to similar case happened in the past.
Let me know if any further detail may be needed to better understand the situation
Thanks!

mh a wipe/factory reset should be working...

Try pushing a different rom with ADB to your device, then flash it.
Sent from my Nexus 4 with Tapatalk 4

This is usually happening when you don't flash something right. I'd go back, flash it all again with wiping everything and flashing it by the right order and stuff. If it doesn't work, as written above, flash other ROM through ADB or something similar.
Besides, you could always restore your nandroid backup, and if you don't have one, learn from your mistake
Good luck
Sent from my Nexus 4 using xda app-developers app

To be honest, I've already tried to revert back to previous CM and even to the factory image from Google, but it always hang on the google screen.
I've not yet Format/completely wiped the phone, and that's my last option.
Once I'm done with the manual backup I'm doing via adb shell, I will try again to flash a new ROM, and see what happen.
Definitely I'm learning from my mistakes

Related

[Q] Is My Atrix Fixable?

My apologies, as I wasn't sure where to post this.
For a long time now I've been running CM7 both the nightlies and the weeklys with no issues. Yesterday I decided I would try Neutrino ROM and installed GT 2.5. After that I noticed I had no data connection so I attempted to patch the ROM using Notorious's recommendations to no avail so I installed 2.2 and the Google addons, Sync, etc..
All was working great, however everyone said 2.5 was better in the forums so I installed it again today and attempted to patch as explained and this time was successful. I had data connection again and all was well. About an hour later I went to use my phone and it was completely black.
I attempted to power it up and nothing happened. I finally had to pull the battery and was able to get it to boot up properly, however my data connection was gone again. I ran the sysctl -p command in terminal again and rebooted it to no avail. I finally decided to go back to 2.2 which worked properly last night, however after installing from the zip and the addon zips it went to the 'Dual Core' screen and then rebooted back to the 'Dual Core' screen and keeps doing that.
I attempted to go into Recovery Mode, however when it says 'Entering Recovery Mode' it just goes black and I can't power it back on. I then have to reseat the battery before I can get it to work.
I guess at this point, is there anything I can do to get my phone back? I've seen the hard brick messages and I don't have that (yet), but I am not sure, because I apparently can't get that far. Thanks for any help you can provide.
-Dave
Sounds like a hardware problem to me. I recommend taking it to a service center ( for me ATT has one I use.) and sometimes they can boot it up. Or they can maybe give you ideas.
Just to confirm you can't boot anything right??
Sent from my Atrix with XDA Premium App
Thanks for the response. I was unable to boot into Android Recovery, however I hadn't tried the others. After numerous searches I found information on how to use moto-fastboot to install RomRacer's Recovery image and after doing that I was able to get into Recovery (phew!). I did a complete wipe on the phone (Dalvik, system, etc) and installed Neutrino 2.2 with Lite gapps, United States (GPS), Sync, and Gtalk (for video) and shockingly it finally booted into the rom. I think at this point I'll leave it alone after restoring my apps via Titanium Backup.
My phone is now working again. Hopefully I can keep it that way.
JeRrYFaR said:
Thanks for the response. I was unable to boot into Android Recovery, however I hadn't tried the others. After numerous searches I found information on how to use moto-fastboot to install RomRacer's Recovery image and after doing that I was able to get into Recovery (phew!). I did a complete wipe on the phone (Dalvik, system, etc) and installed Neutrino 2.2 with Lite gapps, United States (GPS), Sync, and Gtalk (for video) and shockingly it finally booted into the rom. I think at this point I'll leave it alone after restoring my apps via Titanium Backup.
My phone is now working again. Hopefully I can keep it that way.
Click to expand...
Click to collapse
Awesome good to hear. I would change the title or at least add, solved problem
Sent from my Atrix with XDA Premium App

Nexus 4 TWRP encryption with password - I think the phone is gone

So, I have read a lot about TWRP sometimes bugging out and randomly encrypting phones and adding a password to which the user either never set it up or that TWRP doesn't accept it. This has recently happened to me and I cannot use my phone and I don't know what to do.
I have had the bootloader of my phone unlocked since day 1 when I bought my phone (release date last year) and have been running PA ever since. I have never had any problems with it, until about 5 days ago, when I grabbed my phone and everything started crashing and the camera was apparently not available. I didn't know what was the deal with it, so I rebooted the phone and it entered a bootloop (it hangs on the Google logo for about 5 minutes and then it hangs on the PA logo screen forever). I went on to the bootloader and started TWRP to see what was the deal. I originally wanted to grab certain files off the phone in case I had to do a system format, but when I got to TWRP, it asked me for a password which I have never set up and I tried every combination I could think of but it always failed. Everything was encrypted and without the password I couldn't get to it. I tried wiping everything including a factory reset before resorting to a system format (which I read about it and apparently is meant to be the solution). Everything failed because it couldn't access the /cache, /data, nothing. I went on to do a system format and although that is meant to wipe the phone and remove encryptions, it also failed to wipe the /cache and although TWRP says that the wipe is successful, the phone is still encrypted, the password is still around and it bootloops. I have tried the system format like 50 times and always the same.
Can anyone help me out with this? I am currently travelling around but am at a hostel where there is great internet and pcs, so I can install drivers, toolkits and such. I actually started looking around for new phones, since I cannot for the life of me get the phone to start again.
Note: The phone was working perfectly fine, I put it down to have dinner and once I finished, I tried to use it and it started to bug out. I also read around about this, and everyone's issue gets fixed after a system format.
Any help, would be greatly appreciated, that phone is the only net device I have on this trip and it sucks to not have any way to contact anyone.
Thanks.
Bump
Don't blame TWRP for something it doesn't do.
Looks like your device have an EMMC failure, sorry.
You can try installing factory image, or last resort restoring by download mode, but I think the flash memory in your phone is gone.
http://forum.xda-developers.com/showthread.php?t=2347060
sent from nexus 4
eksasol said:
Don't blame TWRP for something it doesn't do.
Looks like your device have an EMMC failure, sorry.
You can try installing factory image, or last resort restoring by download mode, but I think the flash memory in your phone is gone.
http://forum.xda-developers.com/showthread.php?t=2347060
sent from nexus 4
Click to expand...
Click to collapse
I didn't mean to blame TWRP. It is just that it was when I am on it that I get asked for the password and I was under the impression that it was TWRP that did the encrypting (I am in no way a developer or even very knowledgeable when it comes to the under the hood stuff, I usually only follow the tutorials). But thanks for the reply and the link, I will try that and hopefully get the phone back working.
Also, I did read in a thread that apparently this can occur due to hardware failure, I was just hoping this wasn't the case.
This happened to me on an old phone. Not sure why. Factory image fixed it. Could be a different issue but its worth a shot.
Sent from my Nexus 4 using XDA Premium 4 mobile app
It's happening to me now too
Sent using T-Mobile S4 4.3 MK2
LEGEND94 said:
It's happening to me now too
Sent using T-Mobile S4 4.3 MK2
Click to expand...
Click to collapse
Did it suddenly happen or did you change ROMs?
I tried a new rom for the first time and then went back to wicked 9.1, I'm thinking that triggered something.
I think I got a fix though, look here: http://forum.xda-developers.com/showthread.php?t=2588377
Sent using T-Mobile S4 4.3 MK2

[Q] Can't wipe or factory reset encrypted phone

I made the mistake of encrypting my phone and am now paying the price. It is rooted and I had installed the Google Edition 4.4.2 ROM by Danvdh, Kryten2k35 & Ktoonsez. I'm using TWRP 2.7.0.1.
I first tried going into recovery and doing a factory reset and got the an "Unable to mount '/data'" error, followed by a big red FAIL. So I rebooted into the system and tried to do a factory reset from there. Went through all the steps, phone rebooted into recovery and I got the same error - unable to mount.
So I did a bit of searching on the forums here and someone had suggested using the format option in TWRP. So I did that and it seemed to work - did not get the dreaded unable to mount error. So I tried flashing the new rom (the updated version from a couple of weeks ago). Got a message indicating it was successful. Rebooted, and to my dismay, got the prompt for the encryption password. Saw the little line drawing Android, then... nothing - I found myself in brick land.
Managed to get back into TWRP and, based on another post I found, tried Advanced Wipe, selecting everything except Micro SDcard and USB-OTG. Tried installing the new ROM again, says successful, but nothing has changed - I still boot into blackness after inputting my encryption password.
Not sure what else to try. Any suggestions would be most appreciated.
not_su said:
I made the mistake of encrypting my phone and am now paying the price. It is rooted and I had installed the Google Edition 4.4.2 ROM by Danvdh, Kryten2k35 & Ktoonsez. I'm using TWRP 2.7.0.1.
I first tried going into recovery and doing a factory reset and got the an "Unable to mount '/data'" error, followed by a big red FAIL. So I rebooted into the system and tried to do a factory reset from there. Went through all the steps, phone rebooted into recovery and I got the same error - unable to mount.
So I did a bit of searching on the forums here and someone had suggested using the format option in TWRP. So I did that and it seemed to work - did not get the dreaded unable to mount error. So I tried flashing the new rom (the updated version from a couple of weeks ago). Got a message indicating it was successful. Rebooted, and to my dismay, got the prompt for the encryption password. Saw the little line drawing Android, then... nothing - I found myself in brick land.
Managed to get back into TWRP and, based on another post I found, tried Advanced Wipe, selecting everything except Micro SDcard and USB-OTG. Tried installing the new ROM again, says successful, but nothing has changed - I still boot into blackness after inputting my encryption password.
Not sure what else to try. Any suggestions would be most appreciated.
Click to expand...
Click to collapse
Can you go into download mode, revert back to a stock rom (or flash a stock one or something) and turn encryption off? edit: on further research it looks like the only way to completely unencrypt is to reset your device. dunno if that's something you'd want to try, but considering you already wiped multiple times.. i'd say try it?
Also what carrier do you have? That's pretty important. AT&Ts i337 and Verizon's variant cannot flash AOSP roms (more specifically, kernels) due to the bootloader being locked. That might be the issue you're experiencing? I looked up the ROM and it's using ktoonsez kernel, so I imagine that'd be why. Someone just made a version that does not include the kernel and has multiple issues the ROM you're trying to use fixed here.
Rhymey said:
Can you go into download mode, revert back to a stock rom (or flash a stock one or something) and turn encryption off? edit: on further research it looks like the only way to completely unencrypt is to reset your device. dunno if that's something you'd want to try, but considering you already wiped multiple times.. i'd say try it?
Thanks - that's exactly what I've been trying to do. I haven't tried reflashing back to stock with Odin though. Hmmm...
Also what carrier do you have? That's pretty important. AT&Ts i337 and Verizon's variant cannot flash AOSP roms (more specifically, kernels) due to the bootloader being locked. That might be the issue you're experiencing? I looked up the ROM and it's using ktoonsez kernel, so I imagine that'd be why. Someone just made a version that does not include the kernel and has multiple issues the ROM you're trying to use fixed here.
Click to expand...
Click to collapse
Bell, up here in the Great White North. I don't think locked bootloader is an issue - I was on the previous version of Danvdh's ROM, and everything was hunkydory. I just made the unfortunate decision to encrypt. Big mistake.
May try flashing back to stock. Nothing to lose, at this stage...
Thanks!
Hey just wanted to mention for the benefit of anyone else who got into this bind, flashing back to stock using Odin did the trick. Still wouldn't boot, but then I rebooted into stock recovery and did a factory reset, and finally was able to reboot back into stock. What a nightmare. Ugh. Thanks for the tip though - never occurred to me to try to go back to stock. Lesson learned though - no more encryption for me!
not_su said:
Hey just wanted to mention for the benefit of anyone else who got into this bind, flashing back to stock using Odin did the trick. Still wouldn't boot, but then I rebooted into stock recovery and did a factory reset, and finally was able to reboot back into stock. What a nightmare. Ugh. Thanks for the tip though - never occurred to me to try to go back to stock. Lesson learned though - no more encryption for me!
Click to expand...
Click to collapse
Good to hear. Should be able to flash to the rom once again no problem now that it's unencrypted!

G2 hardware issues, possibly related to flashing?

My G2 has been acting really funky lately, hanging on boot and not being able to "hold" recovery flashes. I'll start from the beginning of my little story.
On Saturday, I wanted to do a nandroid backup from TWRP (not sure which version, an older one but not terribly old). It failed several times. I went back into the OS (CM 12.1) and backed up all apps and app data to an OTG USB via Titanium Backup. This was successful. I tried to go back into TWRP a second time. Nothing. Recovery is not even there, I get a security error from what I believe is fastboot. I went back to CM and tried to re-flash TWRP. Now I get a security error on the LG screen. Nothing would boot, no recovery mode, I did have download mode although I had no PC with me so I didn't know this at the time. I was away last weekend so I had to go without a phone for a day... which was actually... kind of pleasent. Don't ask me why I carried two 32GB USBs and an OTG adapter on my keychain but no laptop, because I have no idea why I would do this, lol.
Came home Sunday afternoon and decided to nuke the whole phone with a TOT flash. Since I always wanted to try CloudyG2 since we all know AOSP-based ROMs don't do the camera justice, I went ahead and TOT flashed, re-rooted, re-AutoRec, etc. Everything worked wonderfully; I did a full wipe in TWRP, flashed in Cloudy, then the KK radio, then Xposed. Played around with things like XCam and a few Xposed modules. Everything was working awesome, so I did my restore in Titanium. Took a few hours, but Titanium says everything went fine (sans for a few CM apps which did not restore by design I guess). I checked out a few apps, all my data is there, wonderful. Titanium told me to restart so after poking around a bit, I went for the restart. Hang on boot. For several hours. Tried to go to recovery, fastboot security error. Seems it can't "hold" recovery or something else that I'm flashing?
Clearly I am doing something incorrect here with flashing and all that, but I can't figure out what. I'm not new to flashing and modding, and I've flashed regular CM updates and other goodies onto this G2 for quite a while with no issues. I'm going through the same steps I would normally with CM, and I've had plenty of success with that. Any ideas what I am doing wrong here?
Had same issue and know I hard bricked it trying to get it fixed ... Off to a different phone I guess .. Not sure why it wouldn't hold a recovery either after a few hours ... I gave up .. Good luck
Sent from my SCH-I535 using XDA Premium 4 mobile app

Frustrated after installing O and downgrading to N.. things aren't the same

TL;DR O was janky after dirty flash so downgraded but now N isn't right even after super wiping everything and reflashing stock N image.
Ok so I have no idea why I decided to try out O with all the dumb bugs that are being reported and the lack of a simple night light enabler but I did anyway. Phone was working great on 7.1.2, had the night light and blue pixel accents, the round icons actually just showed up for me which I like better than all the craziness of 5 different shaped icons cluttering up everything.
I dirty flashed stable O and it was janky as hell so after a few hours I decided to downgrade using my nandroid backup I just made. All seemed fine until I got in my car and noticed Bluetooth share was broken which kept causing force closes. I tried everything to fix it but nothing worked, had to end up reflashing latest N image. From that point all went downhill.
Phone will not show all the round icons anymore no matter what (play store being one that I totally despise being that huge play button, music, games, photos, movies, maps, etc but phone, messages, camera contacts and a few other are working), assistant would not enable and only screen search was there, Google drive backup isn't working either even with turning it off and on but it just says it's disabled by the administrator (??), I even went in to twrp and wiped EVERYTHING 3 times under the advanced menu and chose to repair the system and then fully ADB flashed the stock N image again.
After that, I rooted with magisk but now BusyBox won't install as systemless to the su/bin folder, I flashed both the night light only and the full pixel mod from gerard hoping it would enable the round icons on the GNL but it didn't. I tried flashfire to flash the N system again to clean that up but it just turned the phone off every attempt. I finally got it to work by reinstalling magisk but it didn't actually flash the system even though it went through the motions and said it was successful. I had to do it again for it to work but everything just seems weird now. What the F am I doing wrong? I know it's not a pixel thing for the round icons bc my wife's Moto z force just got 7.1 this weekend and the round icons showed up for her with no mods, no root, and she has GNL like me.
Help?
Try downloading a custom ROM like Nitrogen or Aquarius. Both of those have the options you want without having to flash any other mods. As for Google Assistant I've only had luck using Beans Gapps full package or open Gapps stock package. I personally prefer Beans. Do a full wipe before you flash and you should be good.
First of all, you went from N to O with a dirty Flash.... Of course there will be bugs. If you want to go back to N, Flash N image(boot, vendor, radio, system), when it boots up, go to settings and then perform a factory reset. After that, you can restore your Nandroid backup.
Thanks All,
Yes I do understand the issues with going from N to O on a dirty flash which is why it was janky and I decided to roll back. As mentioned, I used TWRP to wipe everything 3 times and then reflashed the latest stock N image. Google assistant worked after doing that and the interesting thing I found was if I disabled or deleted apps from the phone and then redownloaded or reenabled them, the round icons began showing again (i.e. google play, docs, sheets, etc) so that issue is resolved. I did not use the nandroid backup I made, I basically just started over from scratch and even though the Google Drive backup is still showing "disabled by your administrator", I see a new backup that was made this morning at 6:13am. I also installed busybox through magisk now rather than the separate app so I guess the only thing left outstanding is why the phone still says the Drive backup is disabled by an admin.
I would grab Nexus Root Toolkit, I install to C:\NRT, download the full August Nougat image, save it to C:\NRT too, then do a complete stock restore, this will wipe everything off phone.
Put you back to starting line and then race with flashing and mods.
ossito2012 said:
I would grab Nexus Root Toolkit, I install to C:\NRT, download the full August Nougat image, save it to C:\NRT too, then do a complete stock restore, this will wipe everything off phone.
Put you back to starting line and then race with flashing and mods.
Click to expand...
Click to collapse
I did use wug's toolkit to flash over ADB. I wonder if the image might have been slightly messed up even though the SHA-256 matched. I could always try to redownload the image again. I was going to wait until 8.0.1 was released to try O again but when I did have O, the backup options were stuck on "waiting for backup" (the menus are slightly different in O) and it never seemed to move forward. I researched that and I guess it's a known issue with some phones and a fix is supposed to be coming out this month but at this point, who knows.
jrg67 said:
I did use wug's toolkit to flash over ADB. I wonder if the image might have been slightly messed up even though the SHA-256 matched. I could always try to redownload the image again. I was going to wait until 8.0.1 was released to try O again but when I did have O, the backup options were stuck on "waiting for backup" (the menus are slightly different in O) and it never seemed to move forward. I researched that and I guess it's a known issue with some phones and a fix is supposed to be coming out this month but at this point, who knows.
Click to expand...
Click to collapse
Toolkit? FFS- fully wipe your device and install full 8.0 image. Done. That is what a full image is for --> janky.
v12xke said:
Toolkit? FFS- fully wipe your device and install full 8.0 image. Done. That is what a full image is for --> janky.
Click to expand...
Click to collapse
I don't think you are fully understanding what the situation is. I have said now 2 or 3 times, I have completely wiped the phone 3 times in a row using twrps advanced settings and I flashed the latest stock N image. The only reason I used wugs toolkit was so I didn't have to ype out all the commands to flash. After the flash was done, I manually flashed twrp again and re-rooting using magisk. Anyway, things are mostly back to normal now. I will manually flash O again at a later time.
jrg67 said:
I don't think you are fully understanding what the situation is. I have said now 2 or 3 times, I have completely wiped the phone 3 times in a row using twrps advanced settings and I flashed the latest stock N image. The only reason I used wugs toolkit was so I didn't have to ype out all the commands to flash. After the flash was done, I manually flashed twrp again and re-rooting using magisk. Anyway, things are mostly back to normal now. I will manually flash O again at a later time.
Click to expand...
Click to collapse
Still wrong. Nuclear flash everything even wiping the whole twrp since its a huge leap from N under the hood. Never dirty flash and of course clean flashing still won't be enough. Do a nuclear flash, wipe everything including your storage and recovery, back it up. Don't be lazy then be frustrated at a plethora of bugs if you didn't even flash properly.
phantom146 said:
Still wrong. Nuclear flash everything even wiping the whole twrp since its a huge leap from N under the hood. Never dirty flash and of course clean flashing still won't be enough. Do a nuclear flash, wipe everything including your storage and recovery, back it up. Don't be lazy then be frustrated at a plethora of bugs if you didn't even flash properly.
Click to expand...
Click to collapse
To be clear, what do you mean by "nuclear flash" bc I'm pretty sure that is exactly what I did, 3 times. Wiped dalvik/art, system, data, userdata, cache from twrp. As for wiping the recovery, that gets done during the flash of the image. So I ask again, what did I miss? Also, it's been said many times that dirty flashing can cause issues, I get it. I wasn't being lazy with trying to get back to N which is the whole point of this thread.

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