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[bug] constant crashes (when on mobile data?) [answered]

asked 2015-09-11 00:50:07 +0300

cptG gravatar image

Ever since the last update (1.1.7.28) I'm experiencing seemingly random crashes. At first I thought it might be related to Android apps but it happens no matter if I open an Android app or not.

Sometimes I am caught in a sort-of-boot-loop - the phone crashes, restarts and after entering the PIN it crashes again. Today I noticed that it seems to crash as soon as it connects to mobile data - at home (i.e. in WIFI) everything was fine, after leaving the house, it crashed as soon as I tried to open the browser and it entered said boot-loop. Sitting in the subway and trying to boot again, I noticed that it didn't crash until it connected to 3G. I tried again after leaving the subway - immediate crash. Tried again in subway - crash delayed until on 3G.

Is there any way for me to debug this? Does the phone dump core?

Is there a way to temporarily disable android support? This way I could rule out that factor.

This is incredibly annoying as it renders the phone unusable.

Oh, as I'm typing this, I recall that in the last days it also crashed during a phone call so it might not be related to mobile data since G3/G4 and GSM are mutually exclusive IIRC - or not?

Thanks, cptG

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The question has been closed for the following reason "the question is answered, an answer was accepted" by XiliX
close date 2015-09-27 20:06:20.208331

Comments

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Have you contacted Jolla Care about this issue?

Also, in the past, people have had some issues with reboots which went away if they cleaned the battery connectors, or used a folded piece of paper to press the battery more tightly against the connectors.

You can also enable persistent logging in /etc/systemd/journald.conf and access phone journal via devel-su journalctl -a which may show some information about why the reboots are occurring.

chris.adams ( 2015-09-11 04:32:16 +0300 )edit

Heh. I would've never guessed that but it actually was the battery issue. Thinking about it, it makes sense... the situations when I was experiencing the crashes were situations where there probably was a current peak - so the increased resistance on the contacts caused a higher voltage drop, causing the phone to reboot. At least that's my theory ;) So thanks, I've been crash-free for a few days now thanks to your suggestion!

cptG ( 2015-09-27 19:32:34 +0300 )edit

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answered 2015-09-27 19:35:16 +0300

cptG gravatar image

updated 2015-09-27 19:36:43 +0300

Hum. Self-answering because I can't close the issue due to minimum reputation-requirements in the hope that I can accept this as answer after posting** ;)

The issue was battery-related, a piece of paper to push it firmly to the contacts solved the problem. See the comments to the question.

Hat tip to chris.adams!

** Gnaaah, turns out I can't even do that. Oh well then... Maybe someone can close the issue for me :)

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Asked: 2015-09-11 00:50:07 +0300

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Last updated: Sep 27 '15