Crashing & Restarting - Samsung Galaxy S8 Questions and Answers

Anyone having any issues with their phone crashing/restarting quite a bit?
A few times my phone wouldn't wake from sleep, so I've had to hold down the power and volume keys. Lots of times when I go to unlock the phone, it says that can't use biometrics as it has restarted, probably in my pocket without me noticing. It's also crashed once whilst I was actually using it, opening YouTube app.
I did a full Smart Switch restore from my S7, so that might have something to do with it. What's the best way to debug this to try and work out whether it's an app causing me problems or whether there's something with the phone?

Your phone might be defective, is it lagdragon or exynos? My S8+ is exynos and I've had no such problems with it, and nobody else that i talked to that also have exynos.

Nick676 said:
Anyone having any issues with their phone crashing/restarting quite a bit?
A few times my phone wouldn't wake from sleep, so I've had to hold down the power and volume keys. Lots of times when I go to unlock the phone, it says that can't use biometrics as it has restarted, probably in my pocket without me noticing. It's also crashed once whilst I was actually using it, opening YouTube app.
I did a full Smart Switch restore from my S7, so that might have something to do with it. What's the best way to debug this to try and work out whether it's an app causing me problems or whether there's something with the phone?
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Click to collapse
You could try settings>apps>reset app preferences. It'll obviously wipe out some stuff but if it is related to smart switch then it might solve it. This is the sort of thing restoring backups from smart switch/helium/titanium can do, and it ends up damn hard to diagnose. If all else fails I would factory reset it and let google play download and restore as many of the apps as it can and then manually reinstall the others from play store. If it still keeps crashing after than then it is probably faulty.
I just had one random restart after i had connected to the pc to transfer some stuff over, unplugged it and next thing i hear is a beep as it was rebooting. That is only the second time i have seen a random reboot since I got it though and I am putting a certain number of reboots down to being new/having a few bugs but it shouldn't be doing it very often.

Thanks, might have to try resetting app prefences. The only thing I really care about keeping is my SMS history and my launcher setup, both of which are backed up anyways.

Related

Phone keeps rebooting on Auto-Update Time/Date

If I boot my phone up, go to the home screen, my phone will get the little soft popup s aying "Auto Update of Time/Date" and then everything pauses, and the phone "soft" reboots itself. Meaning it doesnt do a full reboot, but it comes back searching for a network, performing the media scan, etc.
I did a factory reset to get rid of this, and now it's back again. It's MAD annoying. Anyone else having this issue?
Yep I noticed the same thing with mine. I thought it was normal but I'm beginning to think otherwise. I'm getting some connecting to dm server thing as well.
Sucks, the phone's awesome but if it keeps doing this then it won't even matter.
One thing I noticed is if I let the phone sit, and load up it's usually okay. If I try to go into the phone settings while it's booting up, thats when I'll see the auto update note and bam, restart. It'll keep doing this until I either leave it alone or pull the battery.
Good to hear it's not something im doing.
deng this just started happening to me like 5 minutes ago
its getting a bit of annoyed
my phone was rooted and then i unrooted it and it still has the same problem
Do you folks have any Task-kill app running in the background?
I had the same issue as well when I had a Task Killer app running in the background. It seems the app is killing some service that is causing soft reset. I turned off the auto mode last week and this hasn't happened since then.
Hope this helps..
fix
if u download any gameloft games thats your problem my phone was doing that then i took the games from gameloft off and now it works great hope that helps
Certain apps can cause it, I also had a gameloft game cause it. If you need to get access to uninstall apps the phone should boot fine without a sim in it.
Sent from my SGH-T959
I am having the same problem, The phone keeps doing a soft reset. I noticed this happening after I tried to download a song from an app I installed on my phone. I deleted the app, and the problem still exists, it is REALLY ANNOYING

Does your SGS ever turn itself off randomly?

Since I have got it (2 weeks ago) i have picked up my phone make a call, and on about 7-8 occasions, have noticed that the phone is turned off, and I can't get it to turn on. The only solution is to take out the battery and put it back in. Has anyone else experienced this. I have updated to JH2 firmware, but it still happens. I even got a new battery for the phone (Bell employee let me swap with another phone that was going back to samsung for gps issues), but the problem still happens once in awhile (like every 2 days, sometimes more sometimes less). Anyone have any ideas? thanks
More likely that it just "freezes" and you can't get it to react, then the solution is to take out and back in the battery - Sounds like a defective unit to me.
i think your phone was unable to wake? i have that problem previously where i can still call through my phone (using another phone) but there's no vibration / notifications of sorts.
i then realized i've been playing with SetCPU of late, long story short, i uninstalled the application, rebooted and all is fine since then.
good luck!
if it still persists, i'd do a reflash, wipe every bit of data available + formatting my SD cards. lol.
Adevem said:
i think your phone was unable to wake? i have that problem previously where i can still call through my phone (using another phone) but there's no vibration / notifications of sorts.
i then realized i've been playing with SetCPU of late, long story short, i uninstalled the application, rebooted and all is fine since then.
good luck!
if it still persists, i'd do a reflash, wipe every bit of data available + formatting my SD cards. lol.
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Click to collapse
So..are you saying that the phone is actually still 'on'...just the screen is not turning on?
yeee sort of. lol. but why it's unable to answer, yet able to receive calls. i have no idea. same goes for any kind of notification that wakes your screen (SMS, calls, alarm, etc.)
Next time it happens, i'll try calling the phone to see what happens...I dont wanna return it because I have a 'rare' phone that seems to have good gps and can enter recovery mode.
you should check bell to see if there working and have recovery mode i got my just recently the newer shipments are hopefully all working with recovery mode and good gps
Did you install any Lockscreen app or something similar? I´ve read about another guy who had similar problems with a not waking up device. And it was a lockscreen app that caused this.
Yeah, I agree with everyone. I had SetCPU on my device and it would shut off a bunch of times per day. After I unintalled it everything worked fine. Another trick you can try is when the phone "freezes" try to hold down the home key. You sould still get the task manager box.
My first SGS did this a lot. My second and third SGS have not done this. Conclusion: faulty.
Yep...
I'm with mine for more than three weeks now, and I've never managed to cause it to freeze/shut down. although yours considerable rare, You'd rather have a working device I presume...
TMReuffurth said:
Did you install any Lockscreen app or something similar? I´ve read about another guy who had similar problems with a not waking up device. And it was a lockscreen app that caused this.
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Click to collapse
No, i haven't installed any apps like that. Like i said, GPS works 'ok' on this phone and it enters recovery mode. Thats why I would hope its a software thing and can be fixed. I will go back to get an exchange today ONLY if they let me try it out 1st (recovery mode).
I've had this happen twice, both times I was charging the phone with the screen locked and the cable was accidentally violently jerked out, after that my phone wouldn't turn back on without a battery pull. It has not happened of it's own accord though.

Phone going crazy

I'm having some serious issues with my phone. This morning the battery was suddenly drained completely, don’t know why yet. Then after charging the phone a bit and rebooting it, it constantly goes into driving mode and starting the voice command application. The most strange thing however is that when I choose to power off the phone, it shuts down but then automatically reboots.
I know I should try factory reset, but anyone else had this problem?
(I have original firmware and the phone isn't rooted)
EDIT:
Doing a hard reset seems to have solved the problem.
Maybe your power button is broken (constantly pressed)? Did the phone get wet?
I have not heard of this. I've heard of bootloops and the phone rebooting when trying to power off but thats usually due to custom roms and people flashing over other custom roms which causes conflict. I think factory reset may be the only option. However, with the Galaxy S there used to be a way to get into safe mode. I beleive you'd hit the menu button as soon as you saw the Galaxy S boot logo. I haven't heard of a safe mode yet for SGS2 but perhaps someone can confirm if its available in this model?
If you can still get into settings of the phone when its on, I'd try going into Settings > Applications > Manage Applications and clearning data for voice commands
It almost seems as though your phone is registering home button being clicked thereby turning voice mode on and also turning it back on after a power off.
delinne said:
I'm having some serious issues with my phone. This morning the battery was suddenly drained completely, don’t know why yet. Then after charging the phone a bit and rebooting it, it constantly goes into driving mode and starting the voice command application. The most strange thing however is that when I choose to power off the phone, it shuts down but then automatically reboots.
I know I should try factory reset, but anyone else had this problem?
(I have original firmware and the phone isn't rooted)
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Click to collapse
Hi,
I was have exactly same problem, reset don't resolve my issue.
Solution was to replace my phone.
Thanks for the help, gonna try factory reset first. But this doesn't look like a software problem, so probably gonna need to replace it
delinne said:
Thanks for the help, gonna try factory reset first. But this doesn't look like a software problem, so probably gonna need to replace it
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Click to collapse
Well this is a strange problem. Is it possible a bread crumb got under your buttons? Or some case is so tight it is pressing on some buttons?
Don't have a case around it, but the power button isn't stuck I think because wouldn't the menu for shutting down the phone etc. appaer constantly? And if it's something under the buttons then it is just bad design, had the phone only a couple of weeks.
delinne said:
Don't have a case around it, but the power button isn't stuck I think because wouldn't the menu for shutting down the phone etc. appaer constantly? And if it's something under the buttons then it is just bad design, had the phone only a couple of weeks.
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Click to collapse
I had the same problem mate. And that was exactly what I thought, I actually started a thread on this problem about 2 weeks ago. Was really strange, people told me to take it back. But What I did was factory reset on the phone. Which still didn't completely solve my problem. So I left the battery out the phone over night. The most annoying thing was, the screen kept turning on, like something was being pressed, can't have been the middle button, because the menu would have come up, it didn't do that. And then to make matters worse the tap to speak driving mode kept coming up.
I then took out the battery and left it out over night. Put it back in, in the morning. Charged it up. Didn't do it again.
Hope that helps. Try it.
Ok thanks, I will try it. It is really a strange problem as you say. After the factory reset the problem showed up again but not as often as before. Also after upgrading to latest firmware today, according to the battery monitor android OS is using 45%, that looks really strange to me.

[Q] sudden failure

hey guys
was using my nexus 4 5.0.1 (stock, bootloader unlocked, not rooted) with no issues this morning. then suddenly i can launch google music. the app launches and i get a white screen with nothing on it. so eventually the app crashes. then i try launching messenger, good play, and many other apps with the same result. my phone begins to get very slow and laggy, nearly non responsive. i restart my phone and i get no service. restart my phone again and a few apps like chrome will launch, and whatsapp aparently, but ive tried so many other apps that will not launch or hang on launch. any ideas? is it a failure of sorts or will a wipe fix the issue?
edit: i think its helpful to note this is a refurb phone. there have been times when my phone suddenly restarts (normal for android) and other times when the screen just goes off and i have to hold the power button till i get red blinks or sometimes i have to plug the phone into the wall for it to restart.
edit2: just restarted my phone connected to the wall. wifi wont even turn on. i waited 60s and it finally switched on. its like the phone has gone limp lol. it wont connect to my mac anymore either ("try reconnecting or restarting your device").
It sounds like your memory chip is failing. I would advise you to extract as much valuable data off of the device while you still can. Then we can troubleshoot to see what the problem really is without having to worry about important data loss.
lolcakes203 said:
It sounds like your memory chip is failing. I would advise you to extract as much valuable data off of the device while you still can. Then we can troubleshoot to see what the problem really is without having to worry about important data loss.
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Click to collapse
i did a full factory reset from terminal. im not having any issues anymore.... yet. however im still concerned about potential imminent memory/storage failure.
Alright that's good to hear. Keep us posted.

Phone UI freezing - forced to manually reboot

I'm having an issue where every couple of hours my Galaxy S8+ freezes. It gets so bad sometimes to the point where the UI is totally frozen and I cant do anything except for a force shutdown via the power + volume down button combination.
I cant put a finger on what app might be causing it but ive already tried running in safe mode and still observed the issue.
I have also tried clearing cache from the recovery menu and i still experience the issue.
Hope someone finds a solution! I cant even use my phone as a test device for work anymore because of this and every couple of hours my phone locks up entirely and I am forced to restart it.
ka05th30ry said:
I'm having an issue where every couple of hours my Galaxy S8+ freezes. It gets so bad sometimes to the point where the UI is totally frozen and I cant do anything except for a force shutdown via the power + volume down button combination.
I cant put a finger on what app might be causing it but ive already tried running in safe mode and still observed the issue.
I have also tried clearing cache from the recovery menu and i still experience the issue.
Hope someone finds a solution! I cant even use my phone as a test device for work anymore because of this and every couple of hours my phone locks up entirely and I am forced to restart it.
Click to expand...
Click to collapse
You can uninstall some apps if you like and see if it changes anything. But if you believe, that you have tried most options, then do Samsung back up and then try factory reset and see if it corrects issue. Otherwise you may need to contact Samsung for help as it maybe a hardware issue as well.

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