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Re: Soft-bricked Nexus 7 with Ubuntu Phone

 

If the device is in bootloader mode,
You should run : sudo fastboot devices  to detect the device. Adb doesn't
work when in bootloader mode
Am 25.07.2013 19:28 schrieb "Cyrille Ngassam Nkwenga" <cyrildz@xxxxxxxxx>:

> Just a note, you should run fastboot as root , so sudo fastboot ...
> Am 25.07.2013 19:19 schrieb "András Mamenyák" <mamenyaka@xxxxxxxxx>:
>
>> Follow this guide <http://developer.android.com/tools/device.html> (from
>> step 3) to make your device detection work.
>> You should just copy over the two .zip files, then flash .zip from sdcard
>> in recovery.
>>
>>
>> On Thu, Jul 25, 2013 at 7:15 PM, John Kim <johnkim.ubuntu@xxxxxxxxx>wrote:
>>
>>>  On 07/25/2013 10:09 AM, Daniel wrote:
>>>
>>> Am 25.07.2013 19:03, schrieb John Kim:
>>>
>>> On 07/25/2013 09:45 AM, András Mamenyák wrote:
>>>
>>>  Hi!
>>> You should use fastboot in fastboot mode, not adb.
>>> And you should simply reboot into recovery and flash the ubuntu files
>>> (you have adb there too)
>>>
>>>
>>> On Thu, Jul 25, 2013 at 6:32 PM, John Kim <johnkim.ubuntu@xxxxxxxxx>wrote:
>>>
>>>>  Hello all,
>>>>
>>>> My name is John Kim, a newcomer to the Ubuntu Phone community, and I
>>>> contribute to Ubuntu Docs and Quality team.  For the Quality team, I intend
>>>> to start writing automated testcases for core apps.  My first task will be
>>>> the music-app.
>>>>
>>>> My development environment is complete.  I installed the Ubuntu SDK and
>>>> Qt Creator on my 13.10 laptop, and I successfully installed Ubuntu Phone
>>>> into my Nexus 7 as well as SSH to it.  I personally prefer to ssh over USB
>>>> than over IP because it's just faster.
>>>>
>>>> Normally, after minutes of inactivity, my Nexus 7 will power off on its
>>>> own.  I can power again after holding the power button for a moment.  But
>>>> as soon as I ran the music-app testcases with my Nexus 7 plugged in
>>>> (QtCreator recognized it and set the device as development), which failed,
>>>> my Nexus 7 was missing a music and video app icon.  *When it powered
>>>> down, my Nexus 7 would get stuck perpetually in the Google screen with the
>>>> unlocked lock image at the bottom. * The only way I could turn it off
>>>> was hold the power and the volume down button, and go to "Power Off";
>>>> otherwise, my Nexus 7 will reboot back to the boot screen over and over
>>>> again.
>>>>
>>>> I would like to know how I can restore my device with a fresh Ubuntu
>>>> Phone build.  I haven't tried yet, but I'm quite sure that 'adb devices'
>>>> won't recognize my Nexus 7 on neither the fastboot mode nor the Google
>>>> screen.
>>>>
>>>> Thanks!
>>>>
>>>> --
>>>> John Kim
>>>> Ubuntu QA & Doc Contributorjohnkim.ubuntu@xxxxxxxxx
>>>>
>>>>
>>>> --
>>>> Mailing list: https://launchpad.net/~ubuntu-phone
>>>> Post to     : ubuntu-phone@xxxxxxxxxxxxxxxxxxx
>>>> Unsubscribe : https://launchpad.net/~ubuntu-phone
>>>> More help   : https://help.launchpad.net/ListHelp
>>>>
>>>>
>>>  Hi!
>>>
>>> I entered fastboot mode, but running 'fastboot devices' shows nothing.
>>> On recovery mode, 'sudo adb kill-server; sudo adb start-server; adb
>>> devices' shows no devices as well, even when I start sideload.
>>>
>>> How exactly do I flash ubuntu files?
>>>
>>> --
>>> John Kim
>>> Ubuntu QA & Doc Contributorjohnkim.ubuntu@xxxxxxxxx
>>>
>>>
>>>
>>>  what is the output of
>>> lsusb
>>> or
>>> dmesg | tail
>>>
>>>
>>>  Hi Daniel,
>>>
>>> The outputs of lsusb and dmesg are...
>>>
>>> *john@kotux:~$ lsusb*
>>> Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
>>> Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
>>> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>>> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>>> Bus 001 Device 003: ID 04f2:b217 Chicony Electronics Co., Ltd Lenovo
>>> Integrated Camera (0.3MP)
>>> Bus 002 Device 017: ID 18d1:4e40 Google Inc.
>>> *john@kotux:~$ dmesg | tail*
>>> [51516.226040] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), (300
>>> mBi, 3000 mBm)
>>> [54988.705131] kvm: disabled by bios
>>> [54988.713699] kvm: disabled by bios
>>> [55663.698675] systemd-hostnamed[4006]: Warning: nss-myhostname is not
>>> installed. Changing the local hostname might make it unresolveable. Please
>>> install nss-myhostname!
>>> [56352.199773] usb 2-1.2: new high-speed USB device number 17 using
>>> ehci-pci
>>> [56352.293273] usb 2-1.2: New USB device found, idVendor=18d1,
>>> idProduct=4e40
>>> [56352.293285] usb 2-1.2: New USB device strings: Mfr=1, Product=2,
>>> SerialNumber=3
>>> [56352.293290] usb 2-1.2: Product: Android
>>> [56352.293295] usb 2-1.2: Manufacturer: Google, Inc
>>> [56352.293300] usb 2-1.2: SerialNumber: 015d2****
>>>
>>> From the warning, should I install nss-myhostname?
>>>
>>> --
>>> John Kim
>>> Ubuntu QA & Doc Contributorjohnkim.ubuntu@xxxxxxxxx
>>>
>>>
>>> --
>>> Mailing list: https://launchpad.net/~ubuntu-phone
>>> Post to     : ubuntu-phone@xxxxxxxxxxxxxxxxxxx
>>> Unsubscribe : https://launchpad.net/~ubuntu-phone
>>> More help   : https://help.launchpad.net/ListHelp
>>>
>>>
>>
>> --
>> Mailing list: https://launchpad.net/~ubuntu-phone
>> Post to     : ubuntu-phone@xxxxxxxxxxxxxxxxxxx
>> Unsubscribe : https://launchpad.net/~ubuntu-phone
>> More help   : https://help.launchpad.net/ListHelp
>>
>>

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