[Q]No sound and Crash! - Galaxy S II Q&A, Help & Troubleshooting

Hi, I've just got my new samsung i9100.
Mostly I'm happy with it. But sometimes it just can't play any sound, including ringtone, media sound and even voice during call. It usually happens after playing some music.
Furthermore, when I try to adjust sound volume in this situation, the phone responds very slowly and finally it crashes and auto-reboot.
I bought this i9100 in NL and just have upgraded the system to KE2 through samsung kies. Is this problem a general software bug or does my phone have some hareware problem?

I've tried some customized rom, and the problem still exists.

Factory reset and wipe ???
Followed by original rom and return to seller .
jje

I've got the same problem. The phone sometimes suddenly stops playing sound. When I then adjust the volume it freezes (the volume indicator) and after several seconds it just reboots.
I am not sure what is causing this. Will check the log as soon as it happens again.
Edit:
I suspect it has something to do with access to the sound resources. Also, programs cannot save anything when this happens.
Probably one of the partitions (sdcard?) is unmounting or not getting (re)mounted after it was used over USB on a PC?

Related

Please HELP with sound problem (logcat attached)!

My audio randomly drops out and requires a reboot to clear. All audio is silenced. For example, pressing the volume buttons do not beep. It happens randomly, but most often after a reboot.
Tonight I was able to reproduce the problem fairly consistently so I was able to get a logcat (attached) of the issue. I was using Rockplayer v1.5.5 with hardware decoding. I don't think Rockplayer is the issue because the problem has happened with other programs, like Angry Birds.
I am not an expert but I see lines like "[FONT=&quot]W/AudioTrack( 927): obtainBuffer timed out (is the CPU pegged?) 0x21a528 user=00033b2a," [/FONT]when the issue occurs. When everything is working normally, these entries are not there. I trimmed the log file to meet the size limitations. I have the whole file if needed. Please help!!![FONT=&quot]
[/FONT]
Moved to general
I will try and post a logcat the next time mine does it.
I'm having the same problem. I can hear sound whenever i startup the tablet, but after a while (sometimes it can be less than 1 min sometimes after 5 hours) the sound stops and i only get static noise or no sound at all. Whenever that happens, in the android log appears the following lines repeatedly (with a frequency of 1 sec):
W/AudioTrack( ####): obtainBuffer timed out (is the CPU pegged?) 0x##### user=00######, server=00######
I've tried changing ROMs without success in solving this problem, now i'm using TNTL v4.4.0.
The bug triggers while i'm using sound (games/watching videos on youtube/playng music on winamp/ pressing the battery button on the status bar, triggering that "click" noise).
When this bug is triggered, i get FC from some apps that use sound (Youtube / Winamp / some games)...
Rebooting the tablet fixes the problem untill it triggers again
i've been using adb logcat several times with this problem and the only correlation between the logs is the line described above, i've tried searching on google, but the results i get are for cellphones or pre 2.2 devices... in one of them, they interpret it as a kernel problem (http://forum.xda-developers.com/showthread.php?p=6280968)...
Any help is appreciated.
Same thing here on one of the woot tablets running Vegan 5.1. 1. Usually happens after coming back from sleep. I asked for a replacement and the new tablet will be here tomorrow.
I really hope this is a hardware problem and not caused by a rom or app. Still interested in finding out what causes this, so I won't have this happen again with my new tab. Did anyone have this issue with the stock rom? Are these all recently bought tablets? I didn't spend enough time with stock to encounter sound problems.
I've been toying around with my tablet to see what is causing the problem, so i started by Flashing all over to stock to find out if at some point the sound problem stops... well... here are my results untill now:
Started at TNTL 4.4.0, Many apps installed and the sound problem appears constantly and is triggered easily. Before starting I backed up everything using Titanium Backup xD.
Part 1: Format + NVFlash to "belkit 1105" + Factory Reset: Problem Still Arround, took me about 3 reboots and 7 minutes to reproduce it by playing a song and randomly click on the battery/wifi/notification buttons with the sound of those buttons turned on.
Part 2: Updated to "stock 3588" (couldn't do it through OTA because it sayed that my tablet was up to date... so I downloaded the update from the NVFlash guide and installed using this guide from the internal SD. It didn't work, it took me about 5 minutes to reproduce the error, no rebooting .
Part 3: Settings > Security > Factory Reset: ... still haven't been able to reproduce the error, i've rebooted it about 7 times and listened music for 3 hours, eventually clicking on the notification/battery/wifi buttons and it seems to work fine... at least this is a checkpoint for me
It would be great if someone with the same problem could confirm that this works, i'm going to leave my tablet playing music during the night just to be sure :9.
Oh, JIC I bought my tablet on 27 Feb from J&R Electronics Inc through Amazon.
I'm having the same problem with mine in fact I have the tablet sitting next to me and the thing just went all static and freaked the cat out and woke my wife up not exactly cool when your in bed! I may have to look into exchanging or return it! I would hate to be at work or somewhere else and have it freak out like that! It's annoying!
I'm having the same problem, I lost all sound once I upgraded to Vegan Tab Ginger. Downgrading, or any changes doesn't do anything
I have a similar issue. I installed Cyanogenmod 7.0.3 and my sound mysteriously goes away. I can easily repeat it by putting the table to sleep and then waking it up. Sometimes, you can hear some static before it goes out.
I discussed this with Gojimi long time ago, but, I dont remember, I think the issue got lost with time. Still happens though

[Q] Sound problem (all sounds coming from earpiece)

A serious problem with my device is that sound(phone ringing, music and everything is comming from earpiece instead of speaker) this makes impossible to hear the phone ringing, ive reset the phone to factory settings and reverted user apps still the same. I know the speaker is not faulty because when i restart phone it works for several minutes, the sound may come back without restarting if i kill all procesess.
I suspect the problem is with an applicaton installed but i have so many, can anyone advice how to find out what is causing the problem.
I have SGS2 with stock 2.3.4 fimware,
please...thank you in advance
Wanted help, but now i will return help.
The solution is to uninstall "Mobile Voip" application which was causing this issue
Damn application, took so much to find out whats causing this.

[Q] Dialer issues

Has anyone encountered problems with the dialer?
I can punch in a phone # and press the green button to dial, but it doesn't dial immediately. There seems to be a lag sometimes of up to 30-60 seconds.
Also, sometimes I cannot hang up a call. I press the disconnect button and it just doesn't do anything.
phone app/dialer issue
hello,
i think that the same happened to me. the problem that I am having concerns the phone app on my razr. very, very often when I try dialing somebody, after hitting the the dial button, the screen where is shown a larger photo of the person that I am calling appears then it flashes and disappears (saying <call time 00:00>, something like when the call is terminated) then it reappears by itself after 2 or 3 seconds and the call continues smoothly. this is a very annoying problem, not being able to have control of my calls.
i don`n know what could have started this problem because everything was working fine, and still is apart from this issue. i`m not a skillful android user but i managed to root my phone (making all the necessary backups), then using some specific apps for rooted phones (like titanium, motomizer etc.) and every thing was OK. Lately i`ve installed a navigation program for android to my phone (iGO) but i`m not sure if by doing this, the problem appeared.
to solve this, i`ve tried everything: uninstalling all the suspected apps, factory reset, rolling back my system to a previous backup, updating my system version from 651.73.30.XXXXX.en.EU to 651.167.19.XXXXX.en.EU, cleaning the cache/dalvik cache. the problem still persists...
if you guys have any idea what could have caused this please guide me through a solution.
thanks!

Bluetooth Issues after root

I rooted my phone a month or two ago using odin and TWRP recovery, and I also flashed a new rom (Resurrection Remix 6.0.1). I have since had constant issues with my bluetooth headphones, which are the only bluetooth device i use with this phone. I have searched online and looked at many forums but I couldn't find very much information to help me. My issue is that there are random times where the audio from my headphones gets very choppy and unintelligible, kind of like static. It only occurs for a few seconds though, then everything resumes perfectly fine. Another big issue I have is that when I wake the screen, the same audio choppyness will occur and it will usually stay like that on the lockscreen, and when I unlock my phone, it goes away after a bit. My phone will also randomly show the message "Bluetooth messenger has stopped working" sometimes, usually after my phone is unlocked after a while of not using it. I have turned off my phone's doze function, cleared the cache many times, and factory reset it to no avail. Hope you guys can help.

Ringtone stops and starts again with incoming call

I already have this problem for a while.
It already began when I was still on Android 8.
The major problem is with a car it since it connects and then disconnects from the buetooth carkit when the ringtone is interrupted, when the ringing starts again it does not reconnect.
I can always try a full reset of the phone but not in the first weeks.
And even when I reset it, it can reappear, I'd like to know the cause.
I already uninstalled call recorders but this does not help. I started uninstalling apps I can live without but still no solution.
Did this happen to anybody else and what is the solution?
Well I did a hard reset and the problem showed up again when I installed volume manager from Bytehamster. Uinstallng Volume manager did not help
So I mailed bytehamster and he replied
"Such behavior can not be caused by my app. The app is only active while you use it and the only thing it ever does is setting volume (just like the hardware volume buttons do). The app does not cause permanent changes to the system. The fact that the problem does not even go away if you uninstall the app shows that the app is not causing the issue. There must be a coincidence and something other was changed.
I tried again and once again it was Volume manager causing the problem.
I also restored a backup with Volume manager installed and than I did not have the problem but my calendar could not synch.
So after all I looked for an alternative for volume manager (because I was not sure if Volume manager was the cause).
This seemed to solve the problem so I reinstalled all my apps and everythng worked fine.
In the end after installing a new app the problem arose again, uninstallng this app did not solve the problem.
Now I restarted in safe mode and the problem is gone.
So if I'm correct the problem is caused by one of the apps installed after the hard reset because the problem was not there in safe mode
So I think I have to find he app(s) causing this problem.
I know I can do this by installig one by one and try to make a call after every installation.
But this will be very time consuming, is there no way to find this out from the log (adb logcat), can you see in this log which app interrupts the call?
Any other way to find the cause is welcome.
Please correct me if my reasoning is faulty

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