[Q] Nexus One stuck in boot loop - Android Software/Hacking General [Developers Only]

Hi there,
my nexus one is stuck in a boot loop and crashed during the "X" animation.
It is not yet rooted but I'm able to boot into flashboot and recovery. If have data on the phone that I need to secure first before reseting or flashing it (like contacts, messages, not synced).
Is there a possibility to backup the data in any way? Or to restore the system without loosing data?
I've heard that with the N1 if I root it I will loose all the data, so this wouldn't be an option. Can I do something with fastboot? Or with the recovery mode?
One idea would be to somehow reinstall the last froyo update with the recovery mode (update.zip on sd card) and to hope that then it is working again. Is that possible? Is it possible to activate debug mode with boot time (it is off currently)?
Any help is really welcome. Thanks a lot.

so no one got an idea? then it seems I have to do a factory reset unfortunately

Related

Nexus One stuck in boot loop crash

Hi there,
my nexus one is stuck in a boot loop and crashed during the "X" animation.
It is not yet rooted but I'm able to boot into flashboot and recovery. If have data on the phone that I need to secure first before reseting or flashing it (like contacts, messages, not synced).
Is there a possibility to backup the data in any way? Or to restore the system without loosing data?
I've heard that with the N1 if I root it I will loose all the data, so this wouldn't be an option. Can I do something with fastboot? Or with the recovery mode?
One idea would be to somehow reinstall the last froyo update with the recovery mode (update.zip on sd card) and to hope that then it is working again. Is that possible?
Any help is really welcome. Thanks a lot.
Ok sorry wrong category here.

boot loop help

HTC EVO V/3D. im stuck in boot loop, im on pac man rom and my phone ran out of battery and once i put it to charge and tried to turn it on it boot looped. all i really want is my data to restore but when i wipe all flash the rom and restore data it boot loops again. i didnt have anything on the data or system that would cause a boot loop. is the any way to restore my data another way from my 4 ext recovery backup. or is there a way to fix the boot loop?
suicidalerik said:
HTC EVO V/3D. im stuck in boot loop, im on pac man rom and my phone ran out of battery and once i put it to charge and tried to turn it on it boot looped. all i really want is my data to restore but when i wipe all flash the rom and restore data it boot loops again. i didnt have anything on the data or system that would cause a boot loop. is the any way to restore my data another way from my 4 ext recovery backup. or is there a way to fix the boot loop?
Click to expand...
Click to collapse
Boot loop is probably caused by offline charging, the ROM may have a bug with it, one solution is to prevent the phone from running out of battery and plug it right away.
About the data restore from the 4 ext, you can use CWM recovery 6.0.2.7 which has support for SD card extensions, it will detect your partition and will manage your data, and all your apps linked to the partition.
You could try this. I use a gnex toolkit posted on xda. It saved me from a couple of boot loops.
Sent from my Galaxy Nexus using xda premium

Nexus 5 stuck at boot animation

Guys nexus 5 was working fine.. After uninstalling few apps i decided to restart the device so so i power off the device and then turn it back on ever since device is stuck at boot animation
Plz help me out
Unfortunately your device is locked, which means you will lose everything on it (hope you use cloud backups).
You can try one thing first. From recovery (third image), try wiping the cache partition. What happens? Same mount errors? If not, try to boot.
If it still doesn't boot, you'll have to flash the factory images, which involves having your whole data wiped.
http://forum.xda-developers.com/google-nexus-5/general/tutorial-how-to-flash-factory-image-t2513701
This is a known problem. If wiping your cache does not help look here
http://forum.xda-developers.com/google-nexus-5/help/nexus-5-stuck-boot-loop-lollipop-t3098632
thanks... problem resolved

Problem in stating up my nexus5

i accidentally restarted my nexus 5 when its formatting cache in recovery mode, after i tried restarting it, it's not passing forward the google logo. so is there any solution of recovering my phone to its original form without loosing data?
Is the bootloader unlocked? Which version of Android? Which recovery (TWRP/CWM/stock)?

Xperia mini issue - recovering from boot loop - how to recover data

Ok, so I asked this in XDA Assist but can't post reply there.
This is what happened on my Xperia mini St15i, with firmware 4.1.B.0.587:
1. I turned on Bluetooth and the phone got stuck in infinite boot loop - apparently this is a known bug.
2. I decided to try out CM 9. Installed CWM Recovery and did backup on sd card and flashed CM.
3. I remembered that I did the backup earlier so I thought maybe there is a way to keep my apps and data.
4. I went back to CWM and restored from backup. CM didn't boot then, so I flashed back stock rom with flashtool and booted the phone. The apps and data was there( at least for one app which was very important), but contacts and messages were gone.
So my question is, is there a way to recover ALL user data from the backup? I don't care if it's on stock rom or CM at this point.
I hope some of you knowledgeable people can help!
Many thanks,
Paul
Can someone please help. :crying:
I managed to restore it with all the data by trial and error (I don't know HOW). Then at night the phone lost battery and is back to rebooting forever.
If I restore all via CWM and then flash stock, it boots up saying "Android is upgrading" and then keeps rebooting.
If I do a factory reset via CWM and flash stock rom, the phone is back to factory setting with no data.
WHICH partitions should I recover and which should I flash to retain the data??? HELP :crying:

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