[Q] Bootloader Flash Fail - Nexus 7 Q&A, Help & Troubleshooting

I am sending in my Nexus 7 (cracked screen) for repair. I just flashed it back to stock and locked the bootloader before I send it in. When I flashed stock 4.4.4, I noticed that it flashed the radio with the same version (not sure why), and it also attempted to flash the bootloader with the same version (not sure why) and it failed (not sure why).
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Why did it attempt to flash it, and why did it fail?

flyoffacliff said:
I am sending in my Nexus 7 (cracked screen) for repair. I just flashed it back to stock and locked the bootloader before I send it in. When I flashed stock 4.4.4, I noticed that it flashed the radio with the same version (not sure why), and it also attempted to flash the bootloader with the same version (not sure why) and it failed (not sure why).
Why did it attempt to flash it, and why did it fail?
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Looks like you are using a toolkit? If so that is probably why

demkantor said:
Looks like you are using a toolkit? If so that is probably why
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Why would a toolkit cause this? It enters the same commands, just automated. Right?
I used the latest version of the WugFresh toolkit, which is very popular, and no one else has problems.

Well every time I see a similar issue it is from a toolkit, which happens a lot across just about every android device I have seen. Granted it works a lot too but for your situation manually doing everything works closer to 100% of the time and is actually faster
But of course choice is yours how you want to do things

Related

How can I tell if my N1 is rooted?

I just swapped my HD2 with someone for a N1, and I'm trying to figure out if the phone is rooted or not... I've never had an android phone.
When it boots, the little "unlocked" icon appears at the bottom of the screen, and it appears to have the "custom recovery screen" when I enter the recovery section of the bootloader I get this image:
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I ask because the phone shows Kernel version 2.6.29-gad36b87 and build number ERD79, and I wanted to put froyo on the phone but was told only to update froyo from ERE27. I tried to flash ERE27 from the sd card using the recovery screen but keep getting an "unsigned files" error.
I suspect that this is a custom rom already, but have no idea how to tell if it's rooted etc.
Any help is appreciated. Thanks.
Yes it is.
Seems like you have a stock ROM, but custom recovery. You'll need stock recovery to flash the ERE27 update.zip
or you can just flash non stock update like the one of Paul's
the tut thread is here in this forum
Will the Wipe option in that recovery screen accomplish that? I don't mind trying one of the non stocks, but I'm 100% new to this and would love to avoid destroying my phone
Depends how you want to do it.
If you want everything stock, then the easist thing to do would be to grab the complete ERD79 image, flash that and you're good to go, it should OTA to ERE27 pretty quickly.
If not, then as above you can look at a non-stock update, there are tutorials for both, so just take your pick.
Thanks for the advice, I will try one of the non-stocks, I just wanted to make sure that I'd end up with root access and not get hung up halfway through the install.
just go with this one:
http://forum.xda-developers.com/showthread.php?t=686734
its the best, i did it today myself as well

I have a problem phone "Failed to boot 2" please help

Stop the phone on this screen, what should I do
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Hi,
Same thing happened to me. There are 3 problems;
First is that you do not have enouch battery power to run RDS.
Second is that you have to load SBF file again with RDSLite.
Third is that you have to unlock your bootloader not to have the same situation.
But to make you feel happy, I can say that your phone is not bricked.
We shall go step by step for your problems. First of all, do you have second battery or can you supply it because it is necessary to overcome second and third problem ?
micromedia2011 said:
what should I do
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Hi,
Please use search.
Thanks,
I'm having the same problem "failed to boot 2". Minus the battery part.
I did all the following steps a few months ago to update to the new gingerbread firmware from http://forum.xda-developers.com/showthread.php?t=1182871
Claims I would have an unlocked bootloader, root, and CWM. Which, I have root, CWM, and evidently still on a locked bootloader per a post I read on androidforums.
I'm lost as I've been reading so much that I've done confused myself on what I should actually do, and feel worse off than I was before I started reading.
Overall, my phone works fine. I just wanted to flash a different ROM. I'm just not sure where to start to fix my problem (redo all the steps in the post I linked up, or flash a whole other SBF file). Any help would be greatly appreciated. Thanks!

[Q] problem with nexus 4 updates

the last time i got an update from google was the first time the 4.3 got out
before 2 month it started to have another update for the 4.3 which is about 1.8 MB
but every time i apply for this update i just get an error.
anyway i never got another update for the 4.4 so i used this manual: to update my nexus
http://www.cultofandroid.com/45466/manually-install-the-android-kitkat-update-on-nexus-4/
i did everything and it got another error
this picture is what i got:
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http://s699.photobucket.com/user/barak302/media/20131228_211405.jpg.html
please help me
Instead of using OTA, you can manually flash your phone to 4.4.2 using the stock Google rom.
audit13 said:
Instead of using OTA, you can manually flash your phone to 4.4.2 using the stock Google rom.
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how can i do it?
i asked a friend and he told me use this way
i have no idea as i never did all the flashing stuff
barak302 said:
how can i do it?
i asked a friend and he told me use this way
i have no idea as i never did all the flashing stuff
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You'll need to unlock the phone's bootloader and reboot before continuing.
http://forum.xda-developers.com/showthread.php?t=2010312
thank you really much
it took me a lot of time but i somehow succeded
barak302 said:
thank you really much
it took me a lot of time but i somehow succeded
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Glad to hear it worked.

Nexus 4 only working on Jellybean (4.2.2)

This is very strange...
Okay, it's the second Nexus 4 that I own (my other one works well, even has Nougat installed on it)
For some reason, it only works on Jellybean version 4.2.2, I've tried to update it to all of the factory updates and yet it gets stuck on a endless boot loop at the start. Very weird.
I've tried to wipe the cache: it does nothing.
I've also tried to Side-load a custom ROM: it still does not work.
I've tried to update it via 4.2.2: it still does not work
I've made a 3 hours research on the internet and yet I found nothing. It's very weird that it does this, and I'm probably the only one who has this problem.
The reason why I am working on making this phone work, despite having a working one with version 7, is because I wanted to gift it to my sister. Yet, I find Jellybean a bit too old for this phone, and would also be cool to have all the features that is include in either Lollipop or Marshmallow.
It would be awesome if someone who found a solution to this problem, to share it with us.
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:
Thanks!
Have you tried flashing factory images? I think that must work
Nitin
Fix
I just just fixed it!
I've realized that the screws where missing on the bottom, so I've opened the phone. I took the plastic shield off and realized that the Earphone Jack was not plugged. After plugging it back, I tried the update thinking it might be the solution and it is!
So basically what android does, it initializes the hardware while booting. It discovered that there is a component missing, so it got stuck on the initialization.
Thank you for trying to help c:
I still appreciate it!

Have a problem with installing official firmware

Hi everybody,help me i if you can,please
I have only "modified" Software status in the bootloader(even after flashing stock firmware).Now i have more lags then after first week of using phone,and the sound became more cheep(it is hard to listen song on my phone)
Question is next.
How can i flash official firmware and get "Official" Software status in the bootloader?I think this situation is consequence of my multiple rooting and flashing castoms
P.S. Added screenshot and sorry for my english level
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You would need to relock the bootloader to get that to go back to official. I don't believe there is a way to do so currently.
Having an unlocked bootloader won't cause audio issues, just an FYI
Karlinski said:
You would need to relock the bootloader to get that to go back to official. I don't believe there is a way to do so currently.
Having an unlocked bootloader won't cause audio issues, just an FYI
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So as I understood,I need to flash it again and relock bootloader again?
That would get you back to full stock. However, like I said before, I don't think there is a signed bootloader image anywhere, so I don't think you can fully lock that back up yet.
Karlinski said:
That would get you back to full stock. However, like I said before, I don't think there is a signed bootloader image anywhere, so I don't think you can fully lock that back up yet.
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Thank you I will try this
I was able to relock bootloader using this guide:
https://forum.xda-developers.com/showpost.php?p=72789290&postcount=16
Not sure if it will work for all model variants but it did for mine...
surrealjam said:
I was able to relock bootloader using this guide:
https://forum.xda-developers.com/showpost.php?p=72789290&postcount=16
Not sure if it will work for all model variants but it did for mine...
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Thank you

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