My phone sometimes crashes, how can I rule out a software issue? - Samsung Galaxy Nexus

Hello everyone,
First of all my problem. Since about 2 weeks I started getting random crashes. The phone is unresponsive and the screen goes from really bright to a greenish/grey color (hard to explain). I googled but I didn't find an answer. If anyone here knows the problem that'd be great but I doubt it since there are so many this that could cause this. So now my question is, how can I be certain it's not an software issue? Further info: My phone is rooted, and I didn't change the ROM. However, I don't actually have root permissions and when I open SuperSU it asks me to update the binary which always fails. I tried to Root it again with the Galaxy Toolkit and it says it's already rooted. Also, Under the google logo is a unlocked lock sign.
Thanks

I would recommend you to try some custom stable ROM, based on 4.1.2. CM, AOKP are among top ones.
better make a backup using recovery, and flash a new ROM. It will give you a fresh start with SU too.
If you dont like using a custom ROM, restore an earlier backup if you already have..
marcusabu said:
Hello everyone,
First of all my problem. Since about 2 weeks I started getting random crashes. The phone is unresponsive and the screen goes from really bright to a greenish/grey color (hard to explain). I googled but I didn't find an answer. If anyone here knows the problem that'd be great but I doubt it since there are so many this that could cause this. So now my question is, how can I be certain it's not an software issue? Further info: My phone is rooted, and I didn't change the ROM. However, I don't actually have root permissions and when I open SuperSU it asks me to update the binary which always fails. I tried to Root it again with the Galaxy Toolkit and it says it's already rooted. Also, Under the google logo is a unlocked lock sign.
Thanks
Click to expand...
Click to collapse

ahsanali.pk said:
I would recommend you to try some custom stable ROM, based on 4.1.2. CM, AOKP are among top ones.
better make a backup using recovery, and flash a new ROM. It will give you a fresh start with SU too.
If you dont like using a custom ROM, restore an earlier backup if you already have..
Click to expand...
Click to collapse
My only expercience with custom roms got me into a boot loop, so I don't prefere that. I actually want a "out-of-the-box" phone without any modifications. Therefore I tried a factory reset but that keeps the root and unlock.

marcusabu said:
My only expercience with custom roms got me into a boot loop, so I don't prefere that. I actually want a "out-of-the-box" phone without any modifications. Therefore I tried a factory reset but that keeps the root and unlock.
Click to expand...
Click to collapse
ok, if you want to get the total old look, relock the bootloader, and install official GNex image that comes straight from Google. Hope this sorts the issue out.
Yes, Custom ROMs are a bit time taking to setup in the start, but thats the whole point - a lot of options. I flashed alot of ROMs and luckily, I have had no boot issue still. I think following the proper instructions(which are simply wiping and formatting data, cache, and dalvik) are easily gonna keep the boot loops away.

You can rule out a sw issue by starting fresh.
http://forum.xda-developers.com/showthread.php?t=1626895
Sent from my i9250

Related

Sigh.. (Stock boot loop)

So annoyed right now. For the second time, my phone has randomly gone in to a boot loop. Completely stock, never unlocked or rooted or anything. So bloody annoying because now I have to reflash stock with ODIN which will wipe my phone again.
I suppose to send it back under warranty I have to pay for shipping and wait a month for a replacement?
case0 said:
So annoyed right now. For the second time, my phone has randomly gone in to a boot loop. Completely stock, never unlocked or rooted or anything. So bloody annoying because now I have to reflash stock with ODIN which will wipe my phone again.
I suppose to send it back under warranty I have to pay for shipping and wait a month for a replacement?
Click to expand...
Click to collapse
If you know how to use Odin, you can figure out how to root, flash a ROM, and use a custom kernel.
See if that helps out your phone with the boot loops. If it doesn't you could always just flash back to stock and send it back.
You're right actually, I suppose I could use this as an excuse to root it. I've held off from doing it though because I always thought if I got a Nexus device I wouldn't need to bother with flashing new roms, but it would be quite nice to upgrade from 4.0.2 I guess.
At least then if it decides to do it again I'll have a nandroid. Still annoyed that this has happened for the second time though
case0 said:
You're right actually, I suppose I could use this as an excuse to root it. I've held off from doing it though because I always thought if I got a Nexus device I wouldn't need to bother with flashing new roms, but it would be quite nice to upgrade from 4.0.2 I guess.
At least then if it decides to do it again I'll have a nandroid. Still annoyed that this has happened for the second time though
Click to expand...
Click to collapse
Bootloops are usually software related, so rooting and flashing an entire new ROM will probably help you.
Just use the toolkit if you're not comfortable rooting
Oh, and since you were having boot loop issues
I would
Make nandroid
wipe data
wipe cache
wipe dalvik cache
Format System
Format Cache
Install Rom
Install Gapps (if required by your ROM)
Reboot and Enjoy
Oh, and then pick a kernel of your choice
I'm sorry you getting random bootloops, and I understand you're expecting them to go away merely by reflashing the same rom, but why are you using ODIN (a leaked, unsupported SAMSUNG flashing program), instead of FASTBOOT, officially supported by Google/AOSP?
bk201doesntexist said:
I'm sorry you getting random bootloops, and I understand you're expecting them to go away merely by reflashing the same rom, but why are you using ODIN (a leaked, unsupported SAMSUNG flashing program), instead of FASTBOOT, officially supported by Google/AOSP?
Click to expand...
Click to collapse
I'm assuming it's because he comes from an SGS/SGS2 and isn't ready yet to step out of his comfort zone. But I agree that learning how to use fastboot is the way to go. And that the process of repackaging the images for odin may actually be the source of the problem (although I know little about such things that I may be wrong).
The last time it happened I just searched for a thread to reflash stock and the first thing I came across was ODIN, what difference does it make? And what do you mean it's leaked? I got it from the Samsung website last time. It's not because it was out of my comfort zone hehe, I'm quite experienced using adb etc, even did a bit of theming before on my Hero.
As an update to my situation - I unlocked/rooted/installed AOKP this morning. Has some nice additions and seems a bit snappier, looking forward to seeing if I have better battery life with it. Oh and I used fastboot not the one-click program. It's only a couple of lines in the terminal after all.

Custom ROM infinite first boot

Firstly: I'm a total n00b for this. I have flashed custom ROMs before, but not for Nexus, so this is my first attempt, so far failing spectacularly.
That said, I'd appreciate advice on both what I did wrong and how to un-brick my phone.
I searched and my problem seems strictly linked to bad flashing, but all solutions are phone specific and I haven't found a thread for Galaxy nexus, so here goes:
I chose this firmware for my flash. I also used the toolkit from stickied post above.
I unlocked the bootloader and then ran (not installed) the CWM tools. Using them I flashed the image directly. The phone was not rooted though I later ran the rooting procedure and it finished without reporting any particular errors. Android naturally never booted during this procedure.
Anyway, my phone now stays in boot animation indefinitely. Recovery mode with fastboot works, but no android joy.
Help greatly appreciated.
More info is needed you didn't mention toro, toro plus, maguro. Ask you need to do is bout into bootloader and fastboot your images back to stick look in your models thread on how to do that so you can get the correct ones.
Sent from my Galaxy Nexus using xda premium
Sorry for panicking too soon. Phone unbricked. Would still appreciate info on what I did wrong to brick it in the first place.
Beamer9408 said:
More info is needed you didn't mention toro, toro plus, maguro. Ask you need to do is bout into bootloader and fastboot your images back to stick look in your models thread on how to do that so you can get the correct ones.
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
Hm, I've been reading on toolkit and roms for a couple of days now and I still can't really say what toro or maguro is. In what way would they be important for my troubles?
velis74 said:
Hm, I've been reading on toolkit and roms for a couple of days now and I still can't really say what toro or maguro is. In what way would they be important for my troubles?
Click to expand...
Click to collapse
It's very important to know what type of google nexus you have. Majority of custom ROMs are only compatible to certain type of GNex. Maguro is for GSM GNex while TORO is for CDM/LTE GNex. Check the link below for more info:
https://groups.google.com/forum/#!msg/android-building/qzSxFEqWvNg/qanfxMkzXHMJ
One more thing, aside from Maguro and Toro, you still need to know what build or version of GNex you have (yakju or takju). This can also be considered when flashing new custom ROMs. I know majority (or all) of the ROMs works well with either yakju or takju, there is still a slight possibility that you will encounter an issue with the version. Check out the links below for more info regarding yakju and takju:
http://forum.xda-developers.com/showthread.php?t=1778543
http://forum.xda-developers.com/showthread.php?t=1617685
Oh, in that case, I have a GSM version, Maguro it would seem.
The ROM I downloaded doesn't specifically say, but the same developer posted another ROM for which he confirmed GSM compatibility.
So can I myself find out what ROM this is since I can't ask the question in the development thread (I don't have 10 posts yet)?
did you clear all the caches via custom recovery? Although I haven't hit issues with my nexus while flashing, past devices, a factory reset sorts the bootloop most often (unless it was a bad flash). Just note that factory resetting the nexus gets rid of ALL of your data since there isn't an external SD to house your files and keep them protected from a wipe.
I would recommend you making a nandroid backup now that you're up and running again btw
Just my 2 cents
Kohawk09 said:
did you clear all the caches via custom recovery? Although I haven't hit issues with my nexus while flashing, past devices, a factory reset sorts the bootloop most often (unless it was a bad flash). Just note that factory resetting the nexus gets rid of ALL of your data since there isn't an external SD to house your files and keep them protected from a wipe.
I would recommend you making a nandroid backup now that you're up and running again btw
Just my 2 cents
Click to expand...
Click to collapse
Yes, I cleared everything I found in main menu and advanced menu of CWM.
Do I *NEED TO* root my phone in order to install a custom ROM? I would think not, but one can't be sure. That's why I only unlocked bootloader before flashing.
Edit: Yes, I found about the factory reset the hard way. Executed full wipe, then tried to flash...
velis74 said:
Yes, I cleared everything I found in main menu and advanced menu of CWM.
Do I *NEED TO* root my phone in order to install a custom ROM? I would think not, but one can't be sure. That's why I only unlocked bootloader before flashing.
Click to expand...
Click to collapse
I would think you should have rooted... my logic is that you're flashing a zip, so you're making changes to /system, which requires root. I'm not technical enough to say whether or not installing a zip can work around not having root access, but I would think not. If you were flashing system images, I would think you could get by without rooting, but not for just a zip file.
Have you taken a look at the toolkit? Soon as I got my nexus I did the one click to unlock, root, install CWM. Took less than 10 min. I already knew fastboot commands, so no reason for me to do it manually if I can get it done automatically.
Kohawk09 said:
I would think you should have rooted... my logic is that you're flashing a zip, so you're making changes to /system, which requires root. I'm not technical enough to say whether or not installing a zip can work around not having root access, but I would think not. If you were flashing system images, I would think you could get by without rooting, but not for just a zip file.
Have you taken a look at the toolkit? Soon as I got my nexus I did the one click to unlock, root, install CWM. Took less than 10 min. I already knew fastboot commands, so no reason for me to do it manually if I can get it done automatically.
Click to expand...
Click to collapse
no to toolkits... just no...
you do not need root to flash custom roms, only an unlocked bootloader and CWM or TWRP for your recovery.
Zepius said:
no to toolkits... just no...
you do not need root to flash custom roms, only an unlocked bootloader and CWM or TWRP for your recovery.
Click to expand...
Click to collapse
Why all the hate for the toolkit? Probably the only confusing thing to me since moving to the nexus is why so many seem to be against its use... I think its a great and helpful tool.
Kohawk09 said:
Why all the hate for the toolkit? Probably the only confusing thing to me since moving to the nexus is why so many seem to be against its use... I think its a great and helpful tool.
Click to expand...
Click to collapse
go look at Q&A
everyday there are at least 5-10 threads saying "HELP I BRICKED MY NEXUS... i used this toolkit but i have no idea what happened to my phone"
if someone is too lazy to type in these 2 commands and then flash su.zip to their phone, they dont need to be dinking with custom ROMs
Code:
fastboot oem unlock
fastboot flash recovery nameofclockworkortwrp.img
nexus phones are some of the easiest phones to unlock and root. there is no real need for a toolkit.
I'm currently making another attempt, but this time I'm rooting the phone and trying an image that is confirmed GSM.
Zepius said:
go look at Q&A
everyday there are at least 5-10 threads saying "HELP I BRICKED MY NEXUS... i used this toolkit but i have no idea what happened to my phone"
if someone is too lazy to type in these 2 commands and then flash su.zip to their phone, they dont need to be dinking with custom ROMs
Code:
fastboot oem unlock
fastboot flash recovery nameofclockworkortwrp.img
nexus phones are some of the easiest phones to unlock and root. there is no real need for a toolkit.
Click to expand...
Click to collapse
makes sense.... agree its probably more of a hinder than a help for those without basic fastboot knowledge. Especially since that knowledge is needed for getting out of a bind many times. Was just curious why I see some much negativity towards it...I still think its a useful tool to save time, at least from my perspective, if you already have that background. The files are all downloaded together and it was more of a convenience thing for me at least. The driver piece is probably the most helpful, since they can be a real PITA if there are leftovers from previous devices...
Just thought I pop my head in and say you were bootlooped. Not bricked. Not even soft bricked as that would constitute you had no recovery, which you did have. Just getting you clear on the lingo we use here.
Sent From My Toro+ via SkyBlue Tapatalk
Seems I chose a bad ROM after all. Flashing to CdTDroid's other ROM worked immediately.
Well, almost: after flash it would continuously report "system UI stopped working" or some such. I had to perform another factory reset before it actually worked as it should.
Now to go test if my issues with this phone are finally over or not.
velis74 said:
Seems I chose a bad ROM after all. Flashing to CdTDroid's other ROM worked immediately.
Well, almost: after flash it would continuously report "system UI stopped working" or some such. I had to perform another factory reset before it actually worked as it should.
Now to go test if my issues with this phone are finally over or not.
Click to expand...
Click to collapse
before you install a rom, always wipe data/cache.
That's the problem: I thought I did. Anyway, it's working now. Will have another go at CM later. Since I'm on custom ROM I might as well go all the way
Sent from my Galaxy Nexus using xda app-developers app
velis74 said:
I'm currently making another attempt, but this time I'm rooting the phone and trying an image that is confirmed GSM.
Click to expand...
Click to collapse
You don't need to root, as flashing the ROM will wipe the root. Most ROMs come with root access already, so people don't notice when they flash.
Yeah, figured as much + stopped doing all the unnecessary crap. Turns out flashing takes few steps but I dare not be as careless to say it's easy.
I have now successfully flashed the CM10 ROM by CdTDroiD straight from stock 4.0.4.
Turns out I misinterpreted "wipe data/factory reset" in CWM. It doesn't clear the filesystem (/sdcard) as I thought. Seems I managed to delete my files some other way during the first flashing attempt. Not clearing data was the cause of bootloop as Über reminds me it's called.
I did all that plus kept the original ICS animation which I like better than JB one. I'm really happy thus far having used it for a couple of hours.

[q] frequent frustrating data drops on htc one m7

Hello All,
Due to my endless frustrations, this might be a long one so please bear with me!
So I purchased a Verizon Global HTC ONE M7 from the States, I am currently in Nigeria and the only thing that makes me sadder and more frustrated than the state of my phone right now is the incessant terror attacks in the country! Initially, almost everything worked fine when i popped in my new Etisalat sim card into the phone, except for the mobile hotspot (which just conveniently turns out to be the one of the top 3 most important features in a phone for me - probably the feature I use the most) this message kept popping up about how hotspot couldn't be used without a VZW sim, etc (also with the non-verizon sim warning when the phone boots up). I tried all I could, eventually deciding to flash a new ROM to clear out everything Verizon and start fresh.
Enter Viperone 6.2.0 - everything worked initially, but after a few weeks i noticed if I did anything like watch a youtube video or download something over a few MBs 90% of the time the data drops (no visible signs like changes from E to H or 3g or the likes, everything looks the same, just that the data stops), toggle mobile data on/off and data connection is back. It worsened and became more frequent over time. Upgraded to Viperone 6.2.1, no difference, so i figured its probably the viperone rom.
Enter Cyanogenmod - http://forum.xda-developers.com/ver...-oneplus-one-stock-rom-cm11s-verizon-t2857425 - and its the same exact issue from the beginning, so im guessing its not to do with the ROM at all (though there are one or two niggling issues with the ROM - cant change BBM display pic, etc)?! I've really tried to comb through the forum and see what makes sense that i could try without bugging y'all - I did a factory reset, wiped everything completely and its the same thing.
I've seen suggestions to similar issues like: flash stock recovery, update radio/firmware/kernel, flash back to custom recovery and some other things which are beginning to sound quite dangerous in my ignorance!! I did believe updating the firmware made sense but after digging deeper, i must honestly say i'm quite confused on what to do. what radio/firmware/kernel works with what software version, etc- most firmware that i've seen are 4.4.3 compatible, while this ROM is 4.4.4., some of them seem to be for stock ROMs only and a lot of other confusions.
So, I'm not gonna be a hero and brick my phone from trying to do what i do not understand, instead here i am, hat in hand, crying out for help after suffering for 3 months! Its really frustrating as, downloads break causing me to lose data, skype or MSLync calls always break and im beginning to look unprofessional to people! This is why I have decided to put up a post of my own specific to my case so i don't medicate for someone else's ailments. So please........ WHAT EXACTLY DO I DO??
PHONE DETAILS (typing it out as i've just realized on this ROM i can't take screenshots with Power+Home button combo anymore and can't be bothered at this point!!!)
ANDROID VERSION: 4.4.4
BASEBAND VERSION: 1.12.41.1112_2
KERNEL VERSION: 3.4.82-gfe09065; [email protected] #1; Wed oct 8 01:36:03 PDT 2014
BUILD DATE: SUN AUG 3 23:00:51 PDT 2014
BUILD NUMBER: CYANOGENMOD 11S v5 (Verizon)
SELinux status: Enforcing
Thanks
Have you tried a stock version of sense? Essentially what our phone was meant to run. Viper uses a lot of custom tweaks for the masses, and sometimes carrier specifics get finicky. I would suggest santods stock Rom, bonestock, or ecliptic. I think nusense uses an international base and not strictly vzw, but you could also try that one...and santod can clarify about the details.
Hope you get it going.
Sent from my One.
Can you flash stock recovery from Santod's firmware thread and do a factory reset? It could be a corrupt nv partition which would only be fixed by doing a factory reset via stock recovery. (If you must, make a nandroid of system and data in your recovery of choice so you can restore your data if you wish).
Uzephi said:
Can you flash stock recovery from Santod's firmware thread and do a factory reset? It could be a corrupt nv partition which would only be fixed by doing a factory reset via stock recovery. (If you must, make a nandroid of system and data in your recovery of choice so you can restore your data if you wish).
Click to expand...
Click to collapse
Thanks for the responses folks, i'll try out your suggestions and revert..
8100
brymaster5000 said:
Have you tried a stock version of sense? Essentially what our phone was meant to run. Viper uses a lot of custom tweaks for the masses, and sometimes carrier specifics get finicky. I would suggest santods stock Rom, bonestock, or ecliptic. I think nusense uses an international base and not strictly vzw, but you could also try that one...and santod can clarify about the details.
Hope you get it going.
Sent from my One.
Click to expand...
Click to collapse
So.. i found time to get to this and decided to go with your suggestion of Santod's stock rom... and now, i think i've done the unthinkable!! After WIPING EVERYTHING "All partitions except SD!" as the instructions stated... i attempted to reboot into bootloader and got a message saying "no OS installed, are you sure you want to reboot"... that scared me a bit, but i thought surely, it must be part of the process! I proceed to reboot to bootloader to flash the firmware and i cant seem to do anything!!
Fastboot is stuck on " waiting for device" for everything i try.
Also, i rebooted back into recovery and attempted to install the stock rom: i get the error message "unable to open zip file"..
Have i destroyed my phone with my own hands, people? :crying:
Mr HaRR said:
So.. i found time to get to this and decided to go with your suggestion of Santod's stock rom... and now, i think i've done the unthinkable!! After WIPING EVERYTHING "All partitions except SD!" as the instructions stated... i attempted to reboot into bootloader and got a message saying "no OS installed, are you sure you want to reboot"... that scared me a bit, but i thought surely, it must be part of the process! I proceed to reboot to bootloader to flash the firmware and i cant seem to do anything!!
Fastboot is stuck on " waiting for device" for everything i try.
Also, i rebooted back into recovery and attempted to install the stock rom: i get the error message "unable to open zip file"..
Have i destroyed my phone with my own hands, people? :crying:
Click to expand...
Click to collapse
FALSE ALARM FOLKS!!! I decided to attempt flashing the CM11 rom i just uninstalled and it worked. Turns out its a known issue with the .zip file for that rom - i am now re-downloading from another mirror. Meanwhile the Fastboot thing was just a driver issue - though i'm surprised because i had all the drivers installed on the system and have used fastboot successfully - anyway i reinstalled the drivers and all was well with fastboot again.
NB: Don't get tired of me just yet please!
brymaster5000 said:
Have you tried a stock version of sense? Essentially what our phone was meant to run. Viper uses a lot of custom tweaks for the masses, and sometimes carrier specifics get finicky. I would suggest santods stock Rom, bonestock, or ecliptic. I think nusense uses an international base and not strictly vzw, but you could also try that one...and santod can clarify about the details.
Hope you get it going.
Sent from my One.
Click to expand...
Click to collapse
hello!
Thanks for your ideas guys. I'm currently running Santod's stock rom (which is brilliant, i must say, i actually wanna stay on this rom) since friday - thought i'd give it the whole weekend and see how it goes.. BUT! i still get thoseconnection drops.. and frequently too.
Any other ideas on what the issue could be?
Mr HaRR said:
hello!
Thanks for your ideas guys. I'm currently running Santod's stock rom (which is brilliant, i must say, i actually wanna stay on this rom) since friday - thought i'd give it the whole weekend and see how it goes.. BUT! i still get thoseconnection drops.. and frequently too.
Any other ideas on what the issue could be?
Click to expand...
Click to collapse
If doing factory reset from stock recovery doesn't fix it, it is most likely a burned SIM. It has happened to me. (Average 150+ GB a month in data, so I burn em easily)
Sent from my HTC6500LVWBLU using XDA Free mobile app
Uz has it right, you need to flash a stock recovery and THEN do a factory reset, then reload your custom recovery and rom. I had the exact same issue before. Or you could flash an ruu file which would reset the partitions also.
ccarr313 said:
Uz has it right, you need to flash a stock recovery and THEN do a factory reset, then reload your custom recovery and rom. I had the exact same issue before. Or you could flash an ruu file which would reset the partitions also.
Click to expand...
Click to collapse
Hey folks, apologies for the touch and go nature of this thread - i just don't have a lot of free time on my hands and other reasons..
Anyhow, i think I want to try out ur suggestion of flashing an RUU - I noticed that im unable to actually enter recovery after flashing stock recovery from Santod's thread (i flashed the latest three recoveries). I can get to bootloader, but when i select recovery, the phone goes black for a few seconds and then i get the RED TRIANGLE WITH THE EXCLAMATION MARK INSIDE, obviously something's wrong, few seconds later the phone reboots itself into normal mode. I did do a factory reset from bootloader, but issue persists.
So now to the RUU flashing issue - could you suggest one for me to flash?
By the way though, isn't flashing an ruu gonna take me back to stock completely (as in back to S-ON, ETC..)?
Thanks a whole bunch - IM DETERMINED TO GET THIS TO WORK!!!
Mr HaRR said:
Hey folks, apologies for the touch and go nature of this thread - i just don't have a lot of free time on my hands and other reasons..
Anyhow, i think I want to try out ur suggestion of flashing an RUU - I noticed that im unable to actually enter recovery after flashing stock recovery from Santod's thread (i flashed the latest three recoveries). I can get to bootloader, but when i select recovery, the phone goes black for a few seconds and then i get the RED TRIANGLE WITH THE EXCLAMATION MARK INSIDE, obviously something's wrong, few seconds later the phone reboots itself into normal mode. I did do a factory reset from bootloader, but issue persists.
So now to the RUU flashing issue - could you suggest one for me to flash?
By the way though, isn't flashing an ruu gonna take me back to stock completely (as in back to S-ON, ETC..)?
Thanks a whole bunch - IM DETERMINED TO GET THIS TO WORK!!!
Click to expand...
Click to collapse
That is in fact stock recovery man. When you get the triangle press volume up and power at the same time. You will enter stock recovery.
Any of my ruu will run fine. You won't lose s-off or unlocked status. You flash them in boot loader fastboot mode.
dottat said:
That is in fact stock recovery man. When you get the triangle press volume up and power at the same time. You will enter stock recovery.
Any of my ruu will run fine. You won't lose s-off or unlocked status. You flash them in boot loader fastboot mode.
Click to expand...
Click to collapse
HA! and now i feel :silly: !!
Bless your soul! i'll give it a go shortly...

[Q][HELP] N7 Hard Bricked, Multiple Fixes Not Working

Hello all.
I've read just about every thread on here about these N7 hard bricks to no avail. My 2013 N7 (Wi-Fi) died one day and I hadn't been using it as much so I didn't notice immediately. I went back to use it to find it hard bricked. I think.
I've used Nexus Root Toolkit to flash multiple different builds of 6.0, 5.0 and 4.3, none of which brought the device back. I've locked and unlocked the bootloader thinking the data wipe might help but it didn't. It is weird, because it simply will not boot up. I have no problem getting into bootloader mode, I have the correct factory images downloaded for flo, nothing works.
After each flash, it just sits on the Google splash screen until I turn it off again.
Any suggestions as to what to do here? I don't know what else to do really.
Thanks,
Sam
droidian1441 said:
Hello all.
I've read just about every thread on here about these N7 hard bricks to no avail. My 2013 N7 (Wi-Fi) died one day and I hadn't been using it as much so I didn't notice immediately. I went back to use it to find it hard bricked. I think.
I've used Nexus Root Toolkit to flash multiple different builds of 6.0, 5.0 and 4.3, none of which brought the device back. I've locked and unlocked the bootloader thinking the data wipe might help but it didn't. It is weird, because it simply will not boot up. I have no problem getting into bootloader mode, I have the correct factory images downloaded for flo, nothing works.
After each flash, it just sits on the Google splash screen until I turn it off again.
Any suggestions as to what to do here? I don't know what else to do really.
Thanks,
Sam
Click to expand...
Click to collapse
Sounds like you prefer only stock roms. Do you insist on it? If you do, my suggestion won't be of help. Otherwise, it looks like your hardware still works. This happened to me once, and what I did was install TWRP recovery and wiped everything, then formatted the storage twice (which, depending on the extent of content, might take up to an hour or more each pass). Seemed the old rom left residues in there that prevented the tab from booting up. Then I flashed a custom rom closest to stock and made sure it booted. If you follow this route up to this point, then you can flash a stock rom anew. Good luck.
graphdarnell said:
Sounds like you prefer only stock roms. Do you insist on it? If you do, my suggestion won't be of help. Otherwise, it looks like your hardware still works. This happened to me once, and what I did was install TWRP recovery and wiped everything, then formatted the storage twice (which, depending on the extent of content, might take up to an hour or more each pass). Seemed the old rom left residues in there that prevented the tab from booting up. Then I flashed a custom rom closest to stock and made sure it booted. If you follow this route up to this point, then you can flash a stock rom anew. Good luck.
Click to expand...
Click to collapse
On this tablet I tend to prefer stock roms however I'm not against custom roms. I will give your suggestion a try. Thanks a lot.
Sent from my VS985 4G using Tapatalk
graphdarnell said:
Sounds like you prefer only stock roms. Do you insist on it? If you do, my suggestion won't be of help. Otherwise, it looks like your hardware still works. This happened to me once, and what I did was install TWRP recovery and wiped everything, then formatted the storage twice (which, depending on the extent of content, might take up to an hour or more each pass). Seemed the old rom left residues in there that prevented the tab from booting up. Then I flashed a custom rom closest to stock and made sure it booted. If you follow this route up to this point, then you can flash a stock rom anew. Good luck.
Click to expand...
Click to collapse
Okay. I flashed TWRP recovery however my touchscreen is not working. So I am now back in the corner.
Do you happen to have any other suggestions?
EDIT: Now the screen is working.
It worked! Thanks a lot. I appreciate it.
Sent from my VS985 4G using Tapatalk

Recover, Root disappearing, WiFi breaking.

Ok I am having some serious issues as of late, I am far from an Android expert but have been using and rooting them since Android started, and I am also a Linux user. So as stated in the subject I have been getting these issues (not always together).
Recovery will disappear after a normal reboot.
Root will disappear after a normal reboot.
WiFi is "broken" after a normal reboot (is disabled, and can't be enabled).
My status bar disappears.
This has happened across a few different roms, but my main is Team OctOs Oct-N. This is making no sense to me at all. These things will happen after a ROM has already been setup and working for a time, that is what has me scratching my head. The only thing I can think of is some system has changed in the Pixel XL ROMs that I don't know about or something. I always start from a fresh phone, flashing google images, installing the rom the proper way, I always follow the devs install procedure for the most part (depending on the ROM) it is flash rom, flash vendor, flash twrp, reboot into twrp, flash gapps. Everything goes good it runs fine, and then some time after, sometimes a few days later, sometimes a few hours later, one or a combo of the issues listed above happen. I though maybe there was an issue with the actual rom. So i decided to try 1 or 2 other roms but some issue still arrives. Also when twrp wont boot (because it apparently disappeared) I reinstall it properly, and one would think I would be able to boot back into the existing system, but it don't, it always boots right back into twrp.
I am at a complete loss and the only thing I can think of is something has changed with the Pixel system that I am unaware of. Any info would be great I know that this is not a good description on what is actually happening but that's it I have no idea at all. Have a great day and thanks.
I have found that to get TWRP to stick I have to flash the zip and whatever else I'm flashing, then boot into my rom, then boot back into fastboot TWRP and flash the TWRP zip again, then boot back into the rom.
Root is tricky on this phone. Nobody can really answer what's going on there without knowing what month bootloader you are using, what app and what version of the app you are trying to use to root.
The other problems really sound Rom related. If you want to go from a truly fresh start with no chance of any corruption on either partition you might want to run flash-all.bat of the Google factory image separately to partition a and then to partition b. That cleared up problems for me in the past but I'm not sure why.
You might also consider running stock and seeing if the WiFi or status bar problems persist.
xxxtncxxx said:
Ok I am having some serious issues as of late, I am far from an Android expert but have been using and rooting them since Android started, and I am also a Linux user. So as stated in the subject I have been getting these issues (not always together).
Recovery will disappear after a normal reboot.
Root will disappear after a normal reboot.
WiFi is "broken" after a normal reboot (is disabled, and can't be enabled).
My status bar disappears.
This has happened across a few different roms, but my main is Team OctOs Oct-N. This is making no sense to me at all. These things will happen after a ROM has already been setup and working for a time, that is what has me scratching my head. The only thing I can think of is some system has changed in the Pixel XL ROMs that I don't know about or something. I always start from a fresh phone, flashing google images, installing the rom the proper way, I always follow the devs install procedure for the most part (depending on the ROM) it is flash rom, flash vendor, flash twrp, reboot into twrp, flash gapps. Everything goes good it runs fine, and then some time after, sometimes a few days later, sometimes a few hours later, one or a combo of the issues listed above happen. I though maybe there was an issue with the actual rom. So i decided to try 1 or 2 other roms but some issue still arrives. Also when twrp wont boot (because it apparently disappeared) I reinstall it properly, and one would think I would be able to boot back into the existing system, but it don't, it always boots right back into twrp.
I am at a complete loss and the only thing I can think of is something has changed with the Pixel system that I am unaware of. Any info would be great I know that this is not a good description on what is actually happening but that's it I have no idea at all. Have a great day and thanks.
Click to expand...
Click to collapse
This has been a real challenge with this phone (but I'm enjoying it). Anyway, the way I got a good stable set up is flashing the factory image to both slots (a/b), then adb/fastboot to twrp.img and flash ROM, then boot up. Then again the twrp.img and flash the twrp.zip and boot up. Then do the root and boot up , then go back and do the kernel (since it's EX and I want the gestures, I boot it up rooted before I flash EX). This works for me although I'm using Pure Nexus ROM. Hope this helps you, looks similar to what was posted by jhs39.

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