Ubuntu Developer Preview Bootloop - Nexus 10 Q&A, Help & Troubleshooting

Hey Guys,
i tried the Ubuntun Developer preview using this tutorial:
https://wiki.ubuntu.com/Touch/Install
It's actually pretty foolproof. You just do phablet-flash -b and thats about it.
Everything worked fine for me until it said on my shell "The device is going to reboot into Ubuntu". Well the device rebooted but got into a bootloop. Recovery doenst work... I have no idea where i made a mistake..

That happened to me to. Doing a sudo phablet-flash worked for me. Not sure if thats the problem or not but got it installed.
Sent from my Nexus 10 using XDA Premium HD app

well i executed all commands on a rootshell so taht shouldnt be the problem. i will try without -b... maybe that works

Ah yeah. My other problems were involved with adb not recognizing my n10 properly i had to go into settings turn it off then back on(while it was plugged into the pc) and accept the key from my pc.
Sent from my Nexus 10 using XDA Premium HD app

Related

I9020T - How to ROOT?!

Hi!
I'm about to put my SNS up where the sun don't shine..
I've followed this guide:
http://forum.xda-developers.com/showthread.php?t=895545
But when i come to part 2 i have some problems.. The Command Prompt hangs at < Waiting for Device > and nothing happens from here.
All drivers are installed as they should. What would be wrong?
Phones info:
Baseband: I9020XXKD1
Version: GRJ22
Kernel: 2.6.35.7-ge382d80
[email protected] #1
Please help my phone to survive
What operating system are you using? If you're using windows going to device manager and see what it says for android devices.
Sent from my Nexus S 4G using XDA Premium App
cteneyck said:
What operating system are you using? If you're using windows going to device manager and see what it says for android devices.
Sent from my Nexus S 4G using XDA Premium App
Click to expand...
Click to collapse
I'm using Windows 7 x64 Ultimate - And it says what it should:
When phone is turned on normally:
Android Composite ADB Interface
Phone in Fast-Boot:
Android Bootloader Interface
Nothing should be wrong there..
i would try another usb cable. they have been know to not work. also make sure that your android sdk has been updated fully before starting step 2
Installing PDAnet had proven time and time again to be the easiest and most foolproof method of getting the correct up to date drivers installed. Please try that. Install PDAnet on your machine and follow the prompts. Then try again.
Sent from my Nexus S using XDA App
matt2053 said:
Installing PDAnet had proven time and time again to be the easiest and most foolproof method of getting the correct up to date drivers installed. Please try that. Install PDAnet on your machine and follow the prompts. Then try again.
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
truth!
here is their site http://www.junefabrics.com/android/index.php install the free version onto your computer then just follow the on screen instructions. itll install the proper driver for you.
Tried another cable, and using PDAnet - still hangs at Waiting for device...
Does ADB work?
Sent from my Nexus S using XDA App
I am having same problem, so I can relate, but not unhappy with stock. I also can not find anything wrong even on device manager everything looks like out ought to work.
I tried adb fastboot devices and my phone is supposed to show up, but didn't. You might try yours as well, probably get same result.
Makes me think still a problem with the driver.
Sent from my Nexus S 4G using XDA App
matt2053 said:
Does ADB work?
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
No idea, i actually don't know what ADB actually is and does?
Hansen1142 said:
No idea, i actually don't know what ADB actually is and does?
Click to expand...
Click to collapse
It is a Command Line Interface application that comes packaged with the Android SDK, just like fastboot. ADB is used to interface with your device while it is booted normally, and fastboot interfaces with your device at the bootloader level.
With your phone booted up into Android, plug in USB and do "fastboot devices". What happens?
But before you do that, let me ask: are you sure when you were having trouble with fastboot that you had the phone in bootloader? You have to hold volume up + power until you see a screen that says FASTBOOT MODE at the top with a lot of other text. You can only use fastboot commands such as "fastboot oem unlock" when the phone is in bootloader.
matt2053 said:
It is a Command Line Interface application that comes packaged with the Android SDK, just like fastboot. ADB is used to interface with your device while it is booted normally, and fastboot interfaces with your device at the bootloader level.
With your phone booted up into Android, plug in USB and do "fastboot devices". What happens?
But before you do that, let me ask: are you sure when you were having trouble with fastboot that you had the phone in bootloader? You have to hold volume up + power until you see a screen that says FASTBOOT MODE at the top with a lot of other text. You can only use fastboot commands such as "fastboot oem unlock" when the phone is in bootloader.
Click to expand...
Click to collapse
I am sure i'm in fastboot, and not Android system
The ADB finds a Device - Screenshot added..
If you are not sure what adb is, I am wondering what method you are using to root?
Sent from my Nexus S 4G using XDA App
q711179 said:
If you are not sure what adb is, I am wondering what method you are using to root?
Sent from my Nexus S 4G using XDA App
Click to expand...
Click to collapse
I am following the guide i'm linking to in first post
Sorry, but using phone and didn't catch the first post after reading few of the others. Since we having same problem I will try it tuesday, which is my next day off work and let you know how out goes.
If you do get this resolved, let me know how you did out.
Sent from my Nexus S 4G using XDA App
Possible problem
So I checked on my device manager and the android device driver says; Android ADB Interface, rather than Android Bootloader Interface.
Anyone that can help me change it to the correct one as I can use ADB to get phone to bootloader but when I type bootloader devices my phone is not found.
Thanks in advance.
Figured it out (maybe lucky guess)
I moved a copy of bootloader from tools folder to platform tools then opened a terminal from that window and it worked.
Bootloader unlocked and on way to full root.

[Q] PLEASE HELP!!! Cannot connect to computer!!!

Hey everyone, thanks in advance for the help. I just got a nexus 4 yesterday, that was already updated to 4.3 when I got it. My problem is when I go to unlock the boot loader, it won't recognize the phone. It says "list of devices attached" but doesn't give a serial number. Also, before this, it was giving a serial number, but was saying it was offline. So I uninstalled and reinstalled the drivers. Any help is most appreciated.
Sent from my Nexus 4 using xda premium
You might need updated adb/fastboot exe/dll's. Grab them from a toolkit, that's what I did.
meangreenie said:
You might need updated adb/fastboot exe/dll's. Grab them from a toolkit, that's what I did.
Click to expand...
Click to collapse
I completely upgraded the whole SDK. Still no good.
Sent from my Nexus 4 using xda premium
Try this... When you're connected to the PC , toggle USB debugging off and on.. It might ask for authorisation of ur PC in your phone.. Give yes.. Then do adb devices .. You might fight the offline thing gone
Sent from my Nexus 4 using Tapatalk 4
badhri said:
Try this... When you're connected to the PC , toggle USB debugging off and on.. It might ask for authorisation of ur PC in your phone.. Give yes.. Then do adb devices .. You might fight the offline thing gone
Sent from my Nexus 4 using Tapatalk 4
Click to expand...
Click to collapse
I did that, got it to boot into boot loader through adb, then my fastboot drivers wouldn't install. So I uninstalled everything and started from scratch and now I can't even get the serial number to come up.
Sent from my Nexus 4 using xda premium
Enzopreme said:
I did that, got it to boot into boot loader through adb, then my fastboot drivers wouldn't install. So I uninstalled everything and started from scratch and now I can't even get the serial number to come up.
Sent from my Nexus 4 using xda premium
Click to expand...
Click to collapse
Hmm.. doesn't it get shown as Android devices under device manager?
I too had a similar kind of problem with adb. I uninstalled the drivers manually and installed it again using Koush's Universal ADB (Android Debug Bridge) Driver for Windows. It has fastboot thing also. It worked for me.
https://plus.google.com/103583939320326217147/posts/BQ5iYJEaaEH
You can also try someone else's PC or something. Install the drivers using the above link and just fastboot. Sorry, if that is of not much help. I'm new, both to this place and to this Nexus 4 device as well. All the best.

Soft brick but with no adb connection on bootloader

Ok, tired of waiting for the OTA KitKat update for my Nexus 7 2012 tablet, I downloaded the OTA update and sideloaded it with adb. Got a status 7 error and now it's stuck on a bootloop. Thing is, my Windows 8 laptop won't recognize the device anymore (code 43 error on device manager) when on recovery or bootloader. There's even no way to instal google's usb drivers or anything because it says the device malfunctioned. I downloaded the factory image but, obviously, can't sideload it or do anything with it.
Please give me a hand with this, I'm really desperate.
More detail would be nice. What did the bootloop go between? Had you installed any custom recovery like CWM?
Are you still able to access fastboot mode?
Sent from my GT-S5570 using xda app-developers app
nobody_nowhere said:
More detail would be nice. What did the bootloop go between? Had you installed any custom recovery like CWM?
Are you still able to access fastboot mode?
Sent from my GT-S5570 using xda app-developers app
Click to expand...
Click to collapse
Sorry, wasn't sure what you needed. The bootloop esentially goes from recovery to off and then to recovery again. I am able to go to fastboot normally (power and volume down when off).
Wanting to root the device a while ago, I unlocked it and rooted it whitout issues. Since the 4.3 update though, it was a little more difficult to root so having no time to research I just left it at that. That's all that was done to the Nexus 7. No Custom Recovery, no ROM, no nothing. Now, waiting for 3 weeks for KitKat, decided to sideload the OTA update (I did check the version was my device's version) the status 7 error appeared and all hell broke loose with the computer not recognizing the device.
Well, since you still have access to your fastboot menu, there isn't anything to worry about. Once you resolve the driver issue, you must be able to re flash the image.
Sent from my GT-S5570 using xda app-developers app
Duplicate post. Please erase.
nobody_nowhere said:
Well, since you still have access to your fastboot menu, there isn't anything to worry about. Once you resolve the driver issue, you must be able to re flash the image.
Sent from my GT-S5570 using xda app-developers app
Click to expand...
Click to collapse
Yeah, that's what relaxes me a bit, but I can't seem to fix it for 20 hours straight. I use this for studying.
Well, I suggest using another computer (a friend's or relatives') or installing a Linux distro like ubuntu. Oses other than Windows usually don't have such problems. I suggest you download something called adb gui which as I recall did a pretty fine job of 're installing the drivers for me.
But then, please do correct me if I'm wrong... I think that you must first use the device on adb and get the drivers installed and then only can you use it by the fastboot interface.
Sent from my GT-S5570 using xda app-developers app
I used Wug nexus root toolkit to install drivers (windows 8.1) there are clear instructions (if you click manual or something similar) how to get drivers to work.
Yeah, actually I did use the toolkit when I was trying to update to KitKat. Thing is, it doesn't work since the bricking occurred.
Yeah, I'll try on another pc, and I'll keep you posted.
Thanks
Sent from my Nexus 4 using xda app-developers app
I'm having a very similar issue. Mine will try and bootup but just stays on the boot animation for as long as I could wait, 10 minutes or more. bootloader is working just fine and I should be able to use fastboot commands to resolve the issue. I'm not able to get to recovery for one reason or another, but it is updated to the latest CWM.
The trouble I am having is the same though. I cannot for the life of me get the drivers to work. I have tried it on one win8 pc, and one win7 pc. I haven't tried any of the toolkits to help with driver installation on the win8 pc yet. I also have another pc that I am going to try also has win8 on it as well. If you can get the drivers installed, please post a reply as to what you did here, and I will do the same, from what I have been able to find you and I aren't the only ones that are having this issue.
If the windows route doesn't work, I have a copy of Ubuntu that will be going on the computer to see if that resolves my issues. Also, may want to try another cord, I have a couple that are charge cords only. Once getting the drivers working it should be a very simple job.
Johnson90512 said:
I'm having a very similar issue. Mine will try and bootup but just stays on the boot animation for as long as I could wait, 10 minutes or more. bootloader is working just fine and I should be able to use fastboot commands to resolve the issue. I'm not able to get to recovery for one reason or another, but it is updated to the latest CWM.
The trouble I am having is the same though. I cannot for the life of me get the drivers to work. I have tried it on one win8 pc, and one win7 pc. I haven't tried any of the toolkits to help with driver installation on the win8 pc yet. I also have another pc that I am going to try also has win8 on it as well. If you can get the drivers installed, please post a reply as to what you did here, and I will do the same, from what I have been able to find you and I aren't the only ones that are having this issue.
If the windows route doesn't work, I have a copy of Ubuntu that will be going on the computer to see if that resolves my issues. Also, may want to try another cord, I have a couple that are charge cords only. Once getting the drivers working it should be a very simple job.
Click to expand...
Click to collapse
Since you say that you do have ubuntu I suggest using that to fix your issue.... just download and execute the command fastboot from the terminal
Sent from my GT-S5570 using xda app-developers app
nobody_nowhere said:
Since you say that you do have ubuntu I suggest using that to fix your issue.... just download and execute the command fastboot from the terminal
Sent from my GT-S5570 using xda app-developers app
Click to expand...
Click to collapse
Do you think that will be easier? I've not done a whole lot of work with android using linux. I have experience with both separately, but not together. any insight would be fantastic. Have you tried running a linux distro yourself to solve your issue?
Johnson90512 said:
Do you think that will be easier? I've not done a whole lot of work with android using linux. I have experience with both separately, but not together. any insight would be fantastic. Have you tried running a linux distro yourself to solve your issue?
Click to expand...
Click to collapse
It pretty much cancels out any problems with drivers.
It is easy to do.
It takes 5 minutes to boot up and test? Try it for yourself
Sent from my Nexus 5
Johnson90512 said:
Do you think that will be easier? I've not done a whole lot of work with android using linux. I have experience with both separately, but not together. any insight would be fantastic. Have you tried running a linux distro yourself to solve your issue?
Click to expand...
Click to collapse
If I did have any driver issues, the first thing I'd do is reinstall drivers, and if necessary, Windows itself, because I like everything to be working perfectly.
But supposing that that was not an option and I needed my phone or tab real bad, ubuntu would be my first choice. Especially because the concept of installing 'drivers' doesn't exist in ubuntu.
No, that should be fine. As long as you have used terminal before and you know the basics.
Sent from my GT-S5570 using xda app-developers app
nobody_nowhere said:
If I did have any driver issues, the first thing I'd do is reinstall drivers, and if necessary, Windows itself, because I like everything to be working perfectly.
But supposing that that was not an option and I needed my phone or tab real bad, ubuntu would be my first choice. Especially because the concept of installing 'drivers' doesn't exist in ubuntu.
No, that should be fine. As long as you have used terminal before and you know the basics.
Sent from my GT-S5570 using xda app-developers app
Click to expand...
Click to collapse
I appreciate the advice, I will give it a shot this evening, and let you know if this works. I'm sure that it will.
Alright, so I got SDK up and running on Linux! It was a little bit of a pain, but it installed just fine. Once I got it all installed I was able to see the nexus 7 through fastboot! From there I was able to reinstall the bootloader. Then was able to get to recovery to do an adb push to get a rom of 4.4 on to it. 4.4 installed just fine. All problems are fixed Good suggestions guys!

[Q] Cracked Screen Nexus 4 Screen, How to recover my data files?

Hi all,
I've got my old Nexus 4 Device out but the only issue is I dropped it face down on a concrete floor, The entire screen is smashed. The LCD works fine, but is unresponsive to touch. I've tried accessing it through my computer but because I have a lock on it, it won't let me access the files.
It is rooted, but I'm not 100% with as my friend did it for me. He's away at the moment so can't really help me.
I had titanium backup on it. Does this mean anything?
Also I've seen the method of people wiping the cache. However this doesn't work for me as I have a different screen appear TWRP, Team Win Recovery Project, which also requires a slide to unlock....
Is there any other possible methods of obtaining my data?
If there isn't thats not too much of a problem, and Im not too concerned about losing the data, so Im open to experimentation!
Cheers guys!
Few months back I had a similar problem with my nexus 7 . Easy way is to connect a USB hub and a mouse via OTG to unlock the device and then connect it to a computer .
Let me know if it works.
Sent from my XT1022 using XDA Free mobile app
chaithanyaprasad said:
Few months back I had a similar problem with my nexus 7 . Easy way is to connect a USB hub and a mouse via OTG to unlock the device and then connect it to a computer .
Let me know if it works.
Sent from my XT1022 using XDA Free mobile app
Click to expand...
Click to collapse
Okay, and this would work?
An OTG cable looks like this right?:
http://www.trademe.co.nz/computers/...ssories/chargers-cables/auction-789171735.htm
Cheers
Yes, that's the OTG cable.
In my case ,I have connected a keyboard and mouse then with the mouse I have unlocked the pattern lock.
You can then take a backup with PC or a flash drive
Sent from my XT1022 using XDA Free mobile app
The N4 doesn't support OTG unless you're running a kernel that supports it (stock kernel doesn't have it).
When I cracked my screen, I used adb to send tap and swipe commands. Of course, you need to to have previously enabled USB debugging...
0mnom said:
Hi all,
I've got my old Nexus 4 Device out but the only issue is I dropped it face down on a concrete floor, The entire screen is smashed. The LCD works fine, but is unresponsive to touch. I've tried accessing it through my computer but because I have a lock on it, it won't let me access the files.
It is rooted, but I'm not 100% with as my friend did it for me. He's away at the moment so can't really help me.
I had titanium backup on it. Does this mean anything?
Also I've seen the method of people wiping the cache. However this doesn't work for me as I have a different screen appear TWRP, Team Win Recovery Project, which also requires a slide to unlock....
Is there any other possible methods of obtaining my data?
If there isn't thats not too much of a problem, and Im not too concerned about losing the data, so Im open to experimentation!
Cheers guys!
Click to expand...
Click to collapse
Since you have twrp installed you can pull files using adb
In a cmd prompt
adb pull /sdcard/
You might need to install adb and drivers first, koush universal drivers work well.
DrFredPhD said:
Since you have twrp installed you can pull files using adb
In a cmd prompt
adb pull /sdcard/
You might need to install adb and drivers first, koush universal drivers work well.
Click to expand...
Click to collapse
Sorry, I have no idea of what you are talking about. I'm a relative newbie when it comes to all this rooting and roms and stuff as my friend did this for me, but Im willing to learn?
Id be more than happy to continue this conversation through PM?
Cheers,
0mnom said:
Sorry, I have no idea of what you are talking about. I'm a relative newbie when it comes to all this rooting and roms and stuff as my friend did this for me, but Im willing to learn?
Id be more than happy to continue this conversation through PM?
Cheers,
Click to expand...
Click to collapse
Boot into twrp, then on your pc run the commands drfred said. Before you do that Google 15 second adb install. Install that
Sent from my Nexus 5 using XDA Free mobile app
jd1639 said:
Boot into twrp, then on your pc run the commands drfred said. Before you do that Google 15 second adb install. Install that
Sent from my Nexus 5 using XDA Free mobile app
Click to expand...
Click to collapse
Okay, so did the 15 second install, couldnt get past step 3 however. For some reason when I pressed y, it would just quit out of it.
1. Run it (Require administrator privileges)
2. Press Y/Yes to install ADB and Fastboot or N/No to skip
3. Press Y/Yes to install ADB system-wide or N/No for current user only
4. Press Y/Yes to install Drivers or N/No to skip
5. Continue Driver installation
6. 15 seconds passed - finished!
But Im assuming its done? I booted my phone into recovery mode, and it comes up with the TWRP screen. I've plugged it in. Now do I just go into cmd and literally type in 'adb pull /sdcard/'?
Or is there added extras in there?
Cheers,
So I tried it out, but I don't think anything happened. How do I tell?
I ran that command, and it just gave me a huge message, I read through a bit of it, and I recognised the device commands, but not sure what message I should be receiving?
Cheers,
If you get a big message with all the adb options then I think you must be typing the command slightly wrong. The output should be a list of your files as they transfer.
If you run the command right but the driver or something else is wrong you'll get an error message eg. no device or device offline.

Bricked Nexus 7

Hey guys,
a few hours ago I tried flashing the new Ldroid Rom onto my Nexus 7. After flashing the rom my tablet took ages to boot up and after the bootup it said i had to enter a password to encrypt the data (i never set encryption). after entering a random password android reported that the password was right but the data corrupt and i'd have to do a factory reset. after entering twrp i realized that the device couldn't mount anything except system. i wiped/formated everything except system and tried booting into android. this time i was stuck at the google logo. after entering recovery mode again now twrp couldn't mount system and sdcard. so i formated both and now i'm here with an absolutely empty nexus 7. i tried to use adb sideload to flash a new rom but my pc doesn't recognize the device and neither does fastboot. i tried reinstalling adb and fastboot drivers, i used universal drivers, i used drivers from toolkits, i did many many pc and tablet restarts, i reinstalled android sdk several times, i used different adb/fastboot locations, i even tried using a different pc trying the same steps. no change, only thing i get is that the tablet gets recognized by the device manager as an adb/fastboot device, nothing more.
Does anyone of you know a possible sollution for my issue?
Thanks in advance
P.S.: i've been researching the internet for this issue for the past hours and couldn't find any sollutions, so please don't say stuff like "use search function"
P.P.S.: My other devices get recognized without any issues with the same cable.
I would suggest using wugs awesome software you need to make sure all partitions are wiped and repaired to which ever format you are trying to use ext4 or f2fs and through wugs you can flash new ROM through fastboot wigs has save my ass a few times one should not try to do tedious tasks after a long night of drinking hope this helps let me know if ya need more
Sent from my d2lte using XDA Free mobile app
Masterloki666 said:
I would suggest using wugs awesome software you need to make sure all partitions are wiped and repaired to which ever format you are trying to use ext4 or f2fs and through wugs you can flash new ROM through fastboot wigs has save my ass a few times one should not try to do tedious tasks after a long night of drinking hope this helps let me know if ya need more
Sent from my d2lte using XDA Free mobile app
Click to expand...
Click to collapse
Thanks for the reply.
The thing is that the device doesn't get recognized in fastboot mode by the fastboot interface. But I'll try anyways as soon as I'm at home again...
Wugss also has a option to restore soft bricked devices that should do the trick for ya if all else fails
Sent from my d2lte using XDA Free mobile app
Masterloki666 said:
Wugss also has a option to restore soft bricked devices that should do the trick for ya if all else fails
Sent from my d2lte using XDA Free mobile app
Click to expand...
Click to collapse
didn't work :/ device doesn't get recognized by fastboot but it's shown as fastboot device in the device manager
OK check verify all partitions are set and you can try to use adb and you can push a new os I believe that should work
Sent from my AOSP on Grouper using XDA Free mobile app
Masterloki666 said:
OK check verify all partitions are set and you can try to use adb and you can push a new os I believe that should work
Sent from my AOSP on Grouper using XDA Free mobile app
Click to expand...
Click to collapse
how can i do that?
http://forum.xda-developers.com/showthread.php?p=56749959 here's a post with syteps to fix and get you set up
Sent from my AOSP on Grouper using XDA Free mobile app
Masterloki666 said:
http://forum.xda-developers.com/showthread.php?p=56749959 here's a post with syteps to fix and get you set up
Sent from my AOSP on Grouper using XDA Free mobile app
Click to expand...
Click to collapse
Will not work as my device doesn't get recognized by fastboot.
OK are you on the latest twrp recovery if so you can go into that and enable mtp get the ROM and gapps and all other files you want to flash and drop them onto your device the only thing is it for some reason won't let you transfer zip files that's fine just rename from zip to txt
And it should work sorry for the delay in response hope that works for you lol
Sent from my d2lte using XDA Free mobile app
Excuse me I do not write good English. Today I had a similar problem. Tablet remained in bootloader and laptop does not see it
I used NRT function Back to Stock and click on Soft-Bricked / Bootloop.
Tablet runs on Lolipop
wwarrel: Dobrý:
Masterloki666 said:
OK are you on the latest twrp recovery if so you can go into that and enable mtp get the ROM and gapps and all other files you want to flash and drop them onto your device the only thing is it for some reason won't let you transfer zip files that's fine just rename from zip to txt
And it should work sorry for the delay in response hope that works for you lol
Sent from my d2lte using XDA Free mobile app
Click to expand...
Click to collapse
no I don't even if I had, it wouldn't work because I have no system on the tablet...
wwarrel said:
Excuse me I do not write good English. Today I had a similar problem. Tablet remained in bootloader and laptop does not see it
I used NRT function Back to Stock and click on Soft-Bricked / Bootloop.
Tablet runs on Lolipop
wwarrel: Dobrý:
Click to expand...
Click to collapse
Will not work because you need fastboot for it which is not working for me...
Alright I used my macbook for adb/fastboot and there it somehow recognized my device and I could use fastboot to do a factory reset. I still don't know why two independent windows systems did not recognize my Nexus 7 but I got it fixed. Anyways thanks to everyone who tried to help me in this thread!

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