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Phone reboots without warning


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10 replies to this topic

#1 tygerfish

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Posted 25 February 2011 - 06:29 PM

Have a Nexus One running latest stable.

About once or twice a day, my phone reboots without warning.  It seems to happen much more often when the hardware is under load.  It's particularly bad during multitasking (e.g., driving to work with a podcast and Trapster running, or listening to music and reading a book, or serving up a mobile hotspot) but sometimes the phone is just sitting on a tabletop with the screen off and it will vibrate and reboot with no explanation.  I haven't been able to duplicate the exact conditions and it's generally pretty random.

Is there anything I should do to get debugging info after the phone comes back up?

#2 freerunner

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Posted 25 February 2011 - 07:56 PM

Do you have your phone overclocked?

#3 easycheese

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Posted 26 February 2011 - 01:25 AM

View Posttygerfish, on 25 February 2011 - 06:29 PM, said:

Have a Nexus One running latest stable.

About once or twice a day, my phone reboots without warning.  It seems to happen much more often when the hardware is under load.  It's particularly bad during multitasking (e.g., driving to work with a podcast and Trapster running, or listening to music and reading a book, or serving up a mobile hotspot) but sometimes the phone is just sitting on a tabletop with the screen off and it will vibrate and reboot with no explanation.  I haven't been able to duplicate the exact conditions and it's generally pretty random.

Is there anything I should do to get debugging info after the phone comes back up?


This is a fairly common problem if you search the forums.  A solution that has worked for some is to do a factory wipe (from recovery, not from ROM manager) and then reinstall everything.

I have the same issue and the above solution does not work for me.  Its just an annoyance that I deal w/.

#4 temasek

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Posted 26 February 2011 - 02:08 AM

I would include a format of system partition if you are going to do a full wipe.

#5 shinglers

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Posted 26 February 2011 - 10:24 PM

Hello all,
     I have this same issue.  using nexus one with CM7 CWR. i did a factory reset, tried to format but it failed, not sure why. after installing CM7 again phone was running fine. woke up this morning and i had to unlock my Sim(i have my Sim locked so i have to unlock it when i reboot)not sure why it reboots? just passing on info.  
Have a super fantastic day all!!

#6 iblesq

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Posted 27 February 2011 - 01:41 PM

Gingerbread up to the version 2.3.2 (CM7 RC1, is build on) has this confirmed problem. It was mentioned several times on web. Example: Google admits that he likes Nexus S reboots

#7 temasek

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Posted 27 February 2011 - 01:48 PM

Nope. For one I don't have rebooting issues.

#8 easycheese

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Posted 27 February 2011 - 09:15 PM

View Postiblesq, on 27 February 2011 - 01:41 PM, said:

Gingerbread up to the version 2.3.2 (CM7 RC1, is build on) has this confirmed problem. It was mentioned several times on web. Example: Google admits that he likes Nexus S reboots

Confirmed for the Nexus S....We are talking about the Nexus One

#9 iblesq

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Posted 28 February 2011 - 06:55 AM

View Posteasycheese, on 27 February 2011 - 09:15 PM, said:

Confirmed for the Nexus S....We are talking about the Nexus One

Confirmed for HTC HD2 with nand Gingerbread (by the friend of mine)

#10 shinglers

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Posted 07 March 2011 - 08:17 PM

View Postshinglers, on 26 February 2011 - 10:24 PM, said:

Hello all,
     I have this same issue.  using nexus one with CM7 CWR. i did a factory reset, tried to format but it failed, not sure why. after installing CM7 again phone was running fine. woke up this morning and i had to unlock my Sim(i have my Sim locked so i have to unlock it when i reboot)not sure why it reboots? just passing on info.  
Have a super fantastic day all!!


Not sure if this helps. I figured out it was not a problem with CM7.  The problem I was having with my nexus one rebooting was caused by my sim card (it’s less than a year old) CM6 did not see any errors with the card. In CM7 I could be using the phone and it would cut off and go to my sim unlock code, or the phone would reboot altogether.  I picked up a new sim card and I haven't had the problem since. Just to be clear....The sim card was my problem not the micro SD card!

Hope this helps

#11 easycheese

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Posted 08 March 2011 - 07:47 AM

I was just reading on XDA and heard someone reference that the CPU restarts when its not getting enough voltage.

I installed WildMonks kernel to see if this changes anything, so far I haven't seen it reboot...