Galaxy S2 screen stuttering then crashing - Galaxy S II Q&A, Help & Troubleshooting

Dear xda-community,
my galaxy S2 is driving me nuts for some days because of a very weird problem.
After flashing NeatROM 5.3.1 some weeks ago my phone screen suddenly started to stutter for some seconds with losing signal strength. After losing the signal it stuttered again but suddenly crashed and I couldn't start it up again unless I remove the battery and place it back again. Then I went back to Stock ROM after my phone bootlooped for no reason. As I tested stock ROM to ensure the problem does not occur, the screen stuttering happened once again. I just flashed JellySNAP ROM and thought it was over, but here I am with the same problem.
The odd thing is that it only occurs as soon as my phone is losing signal, searching for an available network to connect or going into airplane mode and waiting some moments.
What I did:
Reflash ROM
Wipe cache + Dalvik cache
Full wiped before flashing Custom ROM
Wipe everything and flash Stock ROM
But none of these things helped me fix my problem.
Is there any solution to this problem or does anyone have similar problems?

yomama163 said:
Dear xda-community,
my galaxy S2 is driving me nuts for some days because of a very weird problem.
After flashing NeatROM 5.3.1 some weeks ago my phone screen suddenly started to stutter for some seconds with losing signal strength. After losing the signal it stuttered again but suddenly crashed and I couldn't start it up again unless I remove the battery and place it back again. Then I went back to Stock ROM after my phone bootlooped for no reason. As I tested stock ROM to ensure the problem does not occur, the screen stuttering happened once again. I just flashed JellySNAP ROM and thought it was over, but here I am with the same problem.
The odd thing is that it only occurs as soon as my phone is losing signal, searching for an available network to connect or going into airplane mode and waiting some moments.
What I did:
Reflash ROM
Wipe cache + Dalvik cache
Full wiped before flashing Custom ROM
Wipe everything and flash Stock ROM
But none of these things helped me fix my problem.
Is there any solution to this problem or does anyone have similar problems?
Click to expand...
Click to collapse
Clean fully using GS2RomNuke @hawkerpaul then flash a new rom - it's got to be worth a try :good:

Try nuke scrpt.If that doesn't work either,then it must be a hardware issue,which means service center.

Jimsilver73 said:
Clean fully using GS2RomNuke @hawkerpaul then flash a new rom - it's got to be worth a try :good:
Click to expand...
Click to collapse
Just tried this out and flashed my ROM again. Somehow froze just right after boot, so I restarted it. But then it stuttered after going into Wi-Fi-Connection screen at the start. Luckily no crash, but I am still worrying about my phone... Gonna report after one day of usage

yomama163 said:
Just tried this out and flashed my ROM again. Somehow froze just right after boot, so I restarted it. But then it stuttered after going into Wi-Fi-Connection screen at the start. Luckily no crash, but I am still worrying about my phone... Gonna report after one day of usage
Click to expand...
Click to collapse
yep - reflash stock and use trianglaway to reset flash counter to zero and take back under warranty:good:

Okay guys, thank you very much for helping me out! :good: It looks like the problem still occurs, but at least I know when. Best example: I had about 28% battery lifetime left as this once happened. I just rebooted it and it suddenly told me that I only had 1% of battery left. So I think this is because of my faulty battery stat or even my faulty batteries. Gonna try a new battery just for reference.
Jimsilver73 said:
yep - reflash stock and use trianglaway to reset flash counter to zero and take back under warranty:good:
Click to expand...
Click to collapse
Well... I wish I could, the problem is, that I got it as a present some months ago and the real owner of this phone bought the Korean SHW-M250S version some years ago so I don't have any warranty anymore... Perhaps I should just use it until it dies (or the new motorola block phone project is released )

Related

[Q] I9300 hangs/reboots randomly

Hey,
since about two weeks my i9300 keeps hanging/rebooting randomly. Today it crashed thrice after about one minute after rebooting but the song that was currently playing finished. Just after that, it hang and did nothing. When the phone hangs all I can do is manually force it to reboot. Sometimes it just reboots out of nowhere. This happens mostly when locked and not being used. The logcat is pastebin.com/QdjjrJMT and the dmesg is pastebin.com/bXDJ0fXK Anything that I can do?
Thanks in advance.
N4zroth said:
Hey,
since about two weeks my i9300 keeps hanging/rebooting randomly. Today it crashed thrice after about one minute after rebooting but the song that was currently playing finished. Just after that, it hang and did nothing. When the phone hangs all I can do is manually force it to reboot. Sometimes it just reboots out of nowhere. This happens mostly when locked and not being used. The logcat is pastebin.com/QdjjrJMT and the dmesg is pastebin.com/bXDJ0fXK Anything that I can do?
Thanks in advance.
Click to expand...
Click to collapse
Had the same problem weeks before and solved it with another kernel type. Here are many on the board that are worth to give a try
I have three new logs (connected wirelessly to the device for debugging as it never seems to crash when connected via USB) and left adb logcat running until the device crashed, maybe they help:
knubbig.de/f/log.txt
knubbig.de/f/log2.txt
knubbig.de/f/log3.txt
Am not allowed to post links, sorry.
Would be nice if I could keep everything I have and just solve the problem. Thanks.
I have the same problem for a week now. Was on CM 10.1 nightly 14/03/2013. Complete reinstall and wipe didn´t help.
On Saturday i had 15 freezes/reboots in a row...
Changed yesterday to ParanoidAndroid 3.1 and so far only two freezes this morning. I´m still wondering if it´s the hardware or the software...
freeze
I am having the same problem for 4 days. I used mega wipe , installed 5-6 custom roms but it still freezes and today it started to reboot randomly.
8 reboots/freezes this morning. Other customs doesn´t make it better.
I´m trying a stock rom now and putting it back to warranty status.
I think (at least it seems) I solved it by going back to stock, then re-rooting via cf-auto-root and then installing cm again. I got it to the state i had 24 hours ago with crashes only last evening and it hasn't crashed since.
SGS3 GT-I9300 random reboot all the time, no complete boot.
N4zroth said:
I think (at least it seems) I solved it by going back to stock, then re-rooting via cf-auto-root and then installing cm again. I got it to the state i had 24 hours ago with crashes only last evening and it hasn't crashed since.
Click to expand...
Click to collapse
Hi folks.
My SGS3 had a workshop replacing the motherboard some 2 weeks ago, right the way i installed root and setup "Siyah-s3-v1.8.9-CWM" With UltimaRom v.10 on primary rom, "FoxHound_Rising_2.3_Full-Essential_JellyBean" on the second rom.
This worked great for about a week, then the phone out of the blue starts rebooting all the time, for hours and hours or until it runs out of battery.
No Stock recover through Kies can solve the problem With reboot.
Try to reflash With various roms through Odin With, Aroma installer starts, let me choose the options best suited for XELLA build and after aroma setups is finished and the phone goes on With rom setup, after 2sek or when setup starts or try to start it goes to blackscreen and setup dies.
Have tried many kernels and roms, but the Device is dead.
Any ideas on where to start looking?
Thanks a lot for Your time
nofish said:
Hi folks.
Any ideas on where to start looking?
Battery.
Wipe phone in recovery flash stock rom through Odin .
Fails then its a service centre .
jje
Click to expand...
Click to collapse
N4zroth said:
I think (at least it seems) I solved it by going back to stock, then re-rooting via cf-auto-root and then installing cm again. I got it to the state i had 24 hours ago with crashes only last evening and it hasn't crashed since.
Click to expand...
Click to collapse
Since I flashed the stock rom yesterday, my problems are also gone. I´m trying today a custom rom again.
Stock rom seems to be solving this issue.
N4zroth said:
Hey,
since about two weeks my i9300 keeps hanging/rebooting randomly. Today it crashed thrice after about one minute after rebooting but the song that was currently playing finished. Just after that, it hang and did nothing. When the phone hangs all I can do is manually force it to reboot. Sometimes it just reboots out of nowhere. This happens mostly when locked and not being used. The logcat is pastebin.com/QdjjrJMT and the dmesg is pastebin.com/bXDJ0fXK Anything that I can do?
Thanks in advance.
Click to expand...
Click to collapse
I had the same issue. At first I thought it was the SDS fix, and then it stopped right out of the blue. I'd suggest just using it for another week or two. If it doesn't stop, let us know and then we can maybe find a solution.
Usually it's caused by the phone calling a memory block which is faulty, the fix then tells the phone to stop and it crashes, to save it from dying.
CyanogenModded Very China-like, from my Samsung Galaxy S III
LG Familyguy59/Beatsleigher
Flash stock rom, reroot with odin and the n flash a stable rom
Hassaan.W said:
Flash stock rom, reroot with odin and the n flash a stable rom
Click to expand...
Click to collapse
It´s not as simple as you say. Stock is running fine. But whenever I flash a custom rom, I get random freezes after some time.
But only a few freezes, not nearly as many as before...
So, the freezes are now gone since six days. Flashed a stock rom 3 times in a row.
It´s running fine like before, and i´m gonna stay with stock rom for a few days more to be sure.

[Q] Device suddenly stops working and needs to be wiped

I have a serious issue with both my I9100 devices.
it suddenly freezes and requires reboot. when i do it, it stuck on boot screen (Where the yellow triangle would be if using unofficial firmware)
nothing helps, only wipe data. once I wipe, device loads fine and starts working again.
I tought at first its rom/kernel related, I switched everything and even tried stock rom.
it keeps happening...today, I tried to swap batteries as one got empty, I took the battery out of the stocked-rom device (after turning it off) and then later when i switched it on, it had to be wiped.
same as with my other device.
Anyone has any clue what this is about?
Its became a big issue for me, I cant flash/wipe every few days...
One device is on Neatrom 4.4 lite, the other stock-everything, both 4.1.2
eranyanay said:
I have a serious issue with both my I9100 devices.
it suddenly freezes and requires reboot. when i do it, it stuck on boot screen (Where the yellow triangle would be if using unofficial firmware)
nothing helps, only wipe data. once I wipe, device loads fine and starts working again.
I tought at first its rom/kernel related, I switched everything and even tried stock rom.
it keeps happening...today, I tried to swap batteries as one got empty, I took the battery out of the stocked-rom device (after turning it off) and then later when i switched it on, it had to be wiped.
same as with my other device.
Anyone has any clue what this is about?
Its became a big issue for me, I cant flash/wipe every few days...
One device is on Neatrom 4.4 lite, the other stock-everything, both 4.1.2
Click to expand...
Click to collapse
u can just rewert to stock ICS 4.0.3 firmware on both the phones and check for the issue (whether its firmware related or any hardware issue as such)
thanks for your help,
It did not happen on 403, tough it didnt happen on 4.1.2 for some while either.
what else would you suggest me to test?
eranyanay said:
thanks for your help,
It did not happen on 403, tough it didnt happen on 4.1.2 for some while either.
what else would you suggest me to test?
Click to expand...
Click to collapse
1) with 403 for some time once again to ensure no issues of freezing.
2)then a different 4.1.2 stock/custom rom altogether to check for the same(freezing) issue.
stay for some time on those firmwares and see (may be one or two charge cycles).
3) do not install any mods on top of the firmware, just stay stock and see
One of the devices is already back to 403, while the second one on stock 412
the hardest thing to tell if 403 solves it or not, as it happens occasionally, once in a week or two.
I tried two different stock roms, so that would rule out #2.
The weird thing is that wiping data is enough.
data is separated from the rom itself, yet it causes the entire device not to boot anymore.

Battery High Temp, Fast Discharging, Charging Error

I know there has been a million posts about this issue and I tried all the solutions. Different roms and kernels, factory resets, changing usb, battery calibrations through different methods all with no effect. In frustration I was ready to toss my s2 in the garbage but before I did I decided to try something else (links below) since I figured I had nothing to lose.
It works!! for me anyway. I removed the IC. Didn't replace just removed and my phone now works perfectly. Charges, doesnt overheat. I was reaching battery temps of 80C within a few minutes of turning the phone on before. It was even overheating while turned off! No more warnings or charging paused. So if you have nothing to lose and are ready to toss your S2 like me try this.
forum.gsmhosting.com/vbb/f258/samsung-galaxy-s2-i9100-short-circuit-solution-1537757/
and
samsunggalaxysforums.com/showthread.php/8912-Water-damage-overheating-u503-%28USB-OTG%29-and-Workaround?p=62780#post62780
I couldnt post outside links so please copy address into your browser
I fixed mine.
http://forum.xda-developers.com/showthread.php?p=41108791#post41108791
droiduzr2 said:
I fixed mine.
http://forum.xda-developers.com/showthread.php?p=41108791#post41108791
Click to expand...
Click to collapse
I tried that also. Didn't work for me
ennayhtac said:
I tried that also. Didn't work for me
Click to expand...
Click to collapse
When I was on ICS my phone ran without any problems.
I can't really remember but I think I had installed an app and it started making my phone go crazy. So I went to AOKP JB 4.2.2 and started having the high heat problem again.
So I removed an app that I had Vault and set playstore to update over wifi only.
I put the Siyah kernel. I did flash a few other modems and I had the same problem. I flashed current modem and all is fine.
Wipe your cache and dalvik cache too.
Try downloading your modem file again.
All I can say is that my battery can now last 3days (in 2g mode no data) but when I do turn on data it does not suck my battery down in 15 minutes.
*I did click on HSDP option and then turned it back on and off and back on again.
1. I would start with a clean basic ROM. Don't just wipe but format everything 2 times.
2. try different modems (I think this is where the problem is)
3. new kernel or different kernel
This phone is working great now.
droiduzr2 said:
When I was on ICS my phone ran without any problems.
I can't really remember but I think I had installed an app and it started making my phone go crazy. So I went to AOKP JB 4.2.2 and started having the high heat problem again.
So I removed an app that I had Vault and set playstore to update over wifi only.
I put the Siyah kernel. I did flash a few other modems and I had the same problem. I flashed current modem and all is fine.
Wipe your cache and dalvik cache too.
Try downloading your modem file again.
All I can say is that my battery can now last 3days (in 2g mode no data) but when I do turn on data it does not suck my battery down in 15 minutes.
*I did click on HSDP option and then turned it back on and off and back on again.
1. I would start with a clean basic ROM. Don't just wipe but format everything 2 times.
2. try different modems (I think this is where the problem is)
3. new kernel or different kernel
This phone is working great now.
Click to expand...
Click to collapse
Like I said tried everything. This fixed mine. Just sharing for others who have also tried everything. I did check the capacitor in question was the source of my problem first and there was extreme heat coming from it.

i9100 doesn't boot today, yesterday it was working fine

Hello xda!
Well, I have a problem, yesterday my phone was working great, but today when I woke up, I found my phone in the CM9 boot screen and it never pass through it. Sometime during the night I woke up and checked the time with the phone and everything was FC'ing, calendar, contacts, and many other system and non-system app were crashing, then I rebooted to fix that crazyness and here I am, stuck in the boot screen. :/
I don't know what's wrong, yesterday everything was fine! I did not fiddle with anything this night! Did I sleepwalk?
The phone is a SGS2 i9100 with CM 9.1 (and the boot animation of CM10).
So far, I tried wiping the dalvik cache, but I'm still stuck. I hope we can fix this without having to wipe everything... It was long ago since I did the last backup.
You could try a dirty flash of whatever CM9 build you're currently running without wiping. To be honest though, this probably won't work (but it won't make things 'worse'). Then try a wipe. And if none of that works, back to stock via Odin & either restore your backup or start from scratch (re-flash whatever rom/kernel you want, restore your apps & contacts, etc, etc).
But what it puzzles me is what happened tonight that the SO broke.
And the upper part of the phone, around the camera (where the main board is placed) gets extremely hot, I even left the phone 5 minutes in the refrigerator stuck at the boot screen to see if waiting long enough would do something, but it didn't.
I guess I'll try doing what you said, and if that doesn't work I'll start from scrath. Anyway I wanted to update to JB. I'll lose some pulled apps from the Play Store but... meh
Could be something hardware on the fritz, or the heat could be related to the firmware problems you're seeing. Don't put the phone in the fridge; fridges tend to be a bit moist, you don't want to expose the phone to moisture like that.
I guess you'll find out if it's hardware or not when you fix it; if the heating issue remains once you've got it running 'normally', then there might well be something hardware-related going on.
pealery ito
Deses said:
Hello xda!
Well, I have a problem, yesterday my phone was working great, but today when I woke up, I found my phone in the CM9 boot screen and it never pass through it. Sometime during the night I woke up and checked the time with the phone and everything was FC'ing, calendar, contacts, and many other system and non-system app were crashing, then I rebooted to fix that crazyness and here I am, stuck in the boot screen. :/
I don't know what's wrong, yesterday everything was fine! I did not fiddle with anything this night! Did I sleepwalk?
The phone is a SGS2 i9100 with CM 9.1 (and the boot animation of CM10).
So far, I tried wiping the dalvik cache, but I'm still stuck. I hope we can fix this without having to wipe everything... It was long ago since I did the last backup.
Click to expand...
Click to collapse
Just try to flash CM9 again without wiping data, wipe only cache partition and dalvik cache, you will not lose data.
I tried reflashing CM9.1, but it's still not working... I'm starting to get worried.
This night I will try to flash a stock rom with odin and wipe everything. And if that don't works... well, damn.
I did say it probably wouldn't work. You're getting in a tizz over nothing, to be honest. You're acting as if your phone's busted (it isn't). Go back to stock & start from there.
Man, I guess it's normal to get a little worried when your phone doesn't get through the boot if I didn't do anything to it... but I wasn't THAT desperate, I was pretty sure it was something software related. Sorry if I gave that impression. D:
I just tried to load a backup that I did back in January and the phone booted, so I guess my only option is start from scratch (and leave my phone far away from me during night).
Thanks for the help!
You are not the 1st person for things going "bump in the night",and you wont be the last.
Seems mostly to happen when cm10 is mentioned.
-------------------------------------------
maybe your an iphone expert
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Why is my GS3 doing this ?

ok,30 minutes ago my gs3 was next to me and I had music on then all of a sudden the ''Samsung Galaxy S III" splash screen appeared.It kept appearing and disappearing so I took the battery out for a while then inserted it and it turned on.5 minutes later the same thing happened and now it is working again but well this might happen again.What could be the problem ? can it be SDS ? but I had my gs3 for a year and a half so I doubt that.I'm running wanamlite 4.1.2,have been using this rom for almost a year.(except for trying out a few other roms sometimes).
Reflash your rom, try first without a wipe.
Sent from my GT-I9300 using Tapatalk
Madarox said:
ok,30 minutes ago my gs3 was next to me and I had music on then all of a sudden the ''Samsung Galaxy S III" splash screen appeared.It kept appearing and disappearing so I took the battery out for a while then inserted it and it turned on.5 minutes later the same thing happened and now it is working again but well this might happen again.What could be the problem ? can it be SDS ? but I had my gs3 for a year and a half so I doubt that.I'm running wanamlite 4.1.2,have been using this rom for almost a year.(except for trying out a few other roms sometimes).
Click to expand...
Click to collapse
You can try this:-
Go to recovery and do factory reset. (You will loose all software installed by you, may b contact & sms too)
Wipe Cache & Dalvik Cache
Tried a factory reset and tried restoring to a an old backup,didn't help.I didn't try reflashing the rom, I doubt it will work because restoring to a backup that was working fine didn't help either.I'm thinking about giving it to samsung,hope they won't blame rooting and custom rom for the problem but I'm out of warranty period anyways.
Try another rom! But with a clean install! don't restore your nadroid backup data, use Titanium Backup for your apps.
I noticed that it happens when I actually use the phone(like for a few minutes) but when it's idle,it operates normally.
I don't have any other roms right now and I can't download any because my internet is limited currently.
UPDATE: It looks like the problem is the power button because when the phone does boot,the boot menu keeps showing up and when I pull the battery and insert it again,it boots automatically.I will get it fixed,thanks all.

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