[Q] Help tourbleshoot potential issue with vanilla 2.3.3 (V20C) - Optimus One, P500, V General

Hi all,
is there anyone else who experiences this?
=> my mobile data more often than not refuses to work, unless I reboot the phone. After rebooting it will work. Since I normally turn off mobile data unless I need it, this forces me to reboot the phone +- every time I need mobile data.
Does anyone have the faintest idea how I can troubleshoot this? What to look for in logcat/dmesg?
Thanks

airplane mode can help...

ccdreadcc said:
airplane mode can help...
Click to expand...
Click to collapse
Thanks, but assuming this is a reliable way to get 3g back, how can I find out what the reason is that it gets lost in the first place, and what's wrong with the phone?

I have experienced that too, after flashing new kernel then my mobile data didn't work properly. It kept losing signal, turning on and off airplane mode helped but that wasn't the solution.
Right then I reflashed the old kernel and it went back to normal.
Is it true that any code in kernels affects mobile data performance?
I flashed FK 16.1 on LOL 1.4.2 when it happened.
Regards

This happens in my 2.2 (v10c) also. It does start working if I reboot the phone. Alternatively, if you simply turn the data off for sometime (15-20 min) and then start it again, it starts working.
Maybe its got to do with some kind of lag between pressing the button and the phone actually recieving the data activation signal...or something like that

or the tower is overloaded by many users...

Related

Axura 2.0.5 loss of data + 3g

For the 2nd time w/ axura i have lost data connection. I flashed this rom on friday and lost my connection on saturday, reflashed saturday then lost again on today. I've reflashed for the last time. I tried turning on/off airplane mode, changing network modes, rebooting. Nothing seems to work except reflashing. I really hate this because I love this rom, but if happens again I'm going to have to try a different another rom. Does anyone have any ideas why this is happening? Has anyone else had this problem?
yes this has happen to me twice as well. Do you happen to have the wifi calling app installed?
I don't think so. Is that something that I would have to add. I didn't add anything extra or change the kernel. Are you only getting a day out of it before you lose the data? I can connect to wifi when I want.
Here is what happen to me. I was using Eugene's unofficial Odin froyo and everything was well except for the browser was laggy all the time. I decided to flash master's rom because it supported wifi calling and at home with wifi everything worked well, but when i left my house yesterday for work I could not get data or voice. The bars and the 3g icon were there but did not work. I flashed the rom again on the way to work and everything was good. Today we left to do some stuff and the same thing happen, I tried to go to into flight mode but it would not go back normal. In addition I installed the wifi calling app that lets you make calls over wifi and there is an option for preffered connection method, I had it set to wifi only instead of wifi and 3g. I changed that option and from there everything was working as it should. I also noticed that its set to Gsm instead of auto Gsm/wcdma and it wont let me change it. I don't know if that has to do with anything. So I am back at home right now and i don't get any service so i cant test to see if it has anything to do with wifi to 3g transfer.
I am really bummed because i like this rom alot, it has all the bells and whistles and its great on battery.
If this continues I think I am gonna odin back to stock then start over. It might also have something to do with my titanium back up.
Maybe it's a Georgia thing. lol. When I lose it the task bar only shows the bars, nothing else ( no 3g or edge). I'm with you though this is a great rom. If it happens again I may go back to stock and wait for the official froyo. Not really sure what else to do.
Is it okay to install the JI2 or JI6 modems on a Froyo ROM? If so, you could give it a try. Fortunately, people have created flashable .zip's for both.
This happened to me also. I lost my data and voice connection. Checked and saw that airplane mode was on and no matter how much I unchecked it, it still stayed on airplane mode. I reboot my phone, and reboot and reboot the **** out of it and now its been working just fine for more than a day now.
I don't know if it is ok to install those on a rom. My knowledge on that kind of stuff is very limited to say the least. This is my first rom. If anyone knows about this, your help would be greatly appreciated.
Sent from my SGH-T959 using XDA App
JI2 and JI6 are 2.2 capable.
http://www.teamwhiskey.com/home/downloads
Check the download section. Also I can't confirm but from what I remember the JI2 + JI6 both have the bug where switching radio modes (edge / 3g) will force you to do the flight mode reset.
I also had this issue because it always happens when I stream music while driving.
About not being able to get out of airplane mode. I don't know if it was just because I was tired, but every time I used the reboot feature instead of powering down, it would never get out of airplane mode. So, when I looked carefully, reboot, airplane mode, and another option was greyed out while power down wasn't. I found it strange, but whatever. I fully powered down and then turned it on. Airplane was now off.
I was on Axura 2.0.4 and because of this issue, I switched back to Obsidian. It could possibly be the modem, but at the time I didn't check it. Just report it to Master and hopefully the bug can be found.

Connection problems browsing market.

Most of the time when I browse the android market I lose service. Anyone come accross this issue and has a fix for it?
«---:: ((รєภҭ ғг๏๓ ҭђє ๓๏ҭђєг ๏ғ คใใ קђ๏ภє'ร ๔єใใ รҭгєคк!)) ::---»
Ive been having this same issue. Att 2.2. Seems like everytime I go on I have a cinnection issue. I hit retry a bunch of times then my connection suddenky kicks back in.
I thought AT&T's network was acting flaky. This started happening to me after upgrading the market to 2.3.6. Worse, when I was on the phone last night talking, E (EDGE) was indicated instead of H (3G).
I can't verify this, but I believe the problem is with the update to the market.
Had this till I did a factory reset on 351 now its working fine again.
yea me too wierd at least itS only the market and in comes back after a couple secounds
Spectre51 said:
Had this till I did a factory reset on 351 now its working fine again.
Click to expand...
Click to collapse
Can you please tell how did you do that? did it from recovery mode or from settings-> privacy-> factory reset? anything would help.
Thanks in advance
Boot into recovery by holding the two volume buttons then turning the streak on. But the issue returned today.
Lets get some command ground on this. What version is everyone running?
I am on Stock 351 rooted baseband 35100-US
Rooted 351 with 351 baseband on AT&T.
Just a thought here. You might want to check around the forums and see whether all phones are affected, or if it's just Streaks on AT&T.
Hey guys, think i found a fix. It consists of merging the mms settings to the ATT US apn then deleting the ATT MMS apn. more info and a guide at my post here
Is this works I have same problem also using AT&T
This problem is always occurred to me I don't know the problem but this trick help me to recover the market connection problem,
1. since this problem occurred when using WIFI I go to setting->wireless&networks->unmarked wi-fi
2. try connect to market using 3G (it's always work for me)
3. after succeed connect to market using 3G, I go to setting again and marked the wi-fi.
I hope this can help to solve the problem without turn off, clear cache or factory reset.

SOD problems starting from WIFI

Hey all!
Just started this thread to explain something about SOD and phone SHUT DOWNS by itself.
I was NEVER BEFORE have these problems, like SOD or SHUT DOWN phone by itself, till now. I sure that it was related to one WIFI program, what I downloaded yesterday(Unlock With Wifi). Today I activated the app and I have phone SHUT DOWN by itself, like 3 times in hour. If I disabled the app, I solved the problem(for now I already UNINSTALLED that app).
Now I sure, that our SOD and S.DOWN problem not hardware problem, but SOFTWARE related problem.
I want to say you all, who have SOD or S.D...., look what app you have installed(what can use wifi) or in phone settings and try several times to configure your wifi(one of most: dont but your wifi to sleep, when screen is OFF), untill you solve you problem.
If you too know some examples, from you experience, then share with us here!
THX for reading!
Hope it will HELP someone.
CHEERS!
I'll try if turning off wifi will help. It should if this is wifi related problem.
JiiJii said:
I'll try if turning off wifi will help. It should if this is wifi related problem.
Click to expand...
Click to collapse
Hey!
Like I sayed, just try different things with WIFI settings. I think turning OFF wifi, will solve the problem, until you turning it back(when you have the problems). We will see, dose it solve the problem, if you turn OFF WIFI.
CHEERS!
You got the nail on spot. I was also in the same impression with SOD. Till now I'm not able to Figure out the app which cause this. But yes this is software issue rather than hardware. I also read else where that the SOD cause because of the lower voltage supplied to processor during sleep with which its not able to get itself up from sleep. Not sure...
I have a app that turns the wifi off when I lock the screen (dont remember which one of my apps!) so I havent experience it for awhile.
Sleep as an droid has a feature that shuts down the sleep tracker at a certain procentage (I chose 20%), instead of shutting the sleep tracker down, it shuts down the whole phone. Both of the times that i got SOD my phone had 20% left of its battery, so it was pretty obvious what caused it.
Sleep bot tracker is a great app if you forget to shut down your wi-fi before going to bed. Make it a habit to track your sleeping time, in the same time ull make it a habit to turn you wifi off. It has a built in function that shuts off the wifi when u start tracking your sleeping time. This app does not bring you and SOD.
What, but the general advise to sod had always been to check wifi always on...
XDA ♥
consegregate said:
What, but the general advise to sod had always been to check wifi always on...
XDA ♥
Click to expand...
Click to collapse
The topic been active in other threads so that's why the OP is taking this up I believe.
casiocas said:
Hey all!
Just started this thread to explain something about SOD and phone SHUT DOWNS by itself.
I was NEVER BEFORE have these problems, like SOD or SHUT DOWN phone by itself, till now. I sure that it was related to one WIFI program, what I downloaded yesterday(Unlock With Wifi). Today I activated the app and I have phone SHUT DOWN by itself, like 3 times in hour. If I disabled the app, I solved the problem(for now I already UNINSTALLED that app).
Now I sure, that our SOD and S.DOWN problem not hardware problem, but SOFTWARE related problem.
I want to say you all, who have SOD or S.D...., look what app you have installed(what can use wifi) or in phone settings and try several times to configure your wifi(one of most: dont but your wifi to sleep, when screen is OFF), untill you solve you problem.
If you too know some examples, from you experience, then share with us here!
THX for reading!
Hope it will HELP someone.
CHEERS!
Click to expand...
Click to collapse
I noticed that this problem is only for those who are using the older firmwares including XXKPH or the ROMs whose base are 2.3.4 KPH.
Haven't encountered this problem in the Samsung July 2011 release of 2.3.3 (KPN). But I guess, this is a good post for those who are still experiencing this.
For now, I'm just happy with KPN (that's why I'm not as active before here in the forums).
Before I flashed to 2.3.4 KPH, my Wifi worked flawlessly.
Now my Wifi reception is extremely limited (I have to be in direct line of sight to the router within 2 meters to be able to get a stable connection)
and
I get those dreaded SoDs (sleep of deaths).
My question:
Is it possible to flash only the modem file of 2.3.3 to try whether that works?
If yes, will my current system be wiped if I only flash the modem file?
kiudee said:
Before I flashed to 2.3.4 KPH, my Wifi worked flawlessly.
Now my Wifi reception is extremely limited (I have to be in direct line of sight to the router within 2 meters to be able to get a stable connection)
and
I get those dreaded SoDs (sleep of deaths).
My question:
Is it possible to flash only the modem file of 2.3.3 to try whether that works?
If yes, will my current system be wiped if I only flash the modem file?
Click to expand...
Click to collapse
If you don't use the video chat in Google Talk, then why not just flash 2.3.3 KPN?
The only new feature in 2.3.4 is the video chat in Google talk. Most bug fixes are now in the July 2011 release of 2.3.3 KPN.
Yes, I'm contemplating to do that.
But as I've spent a bit over a weeks time to set my system up, I would like to know if it's possible to just flash the modem without touching the already working system.
edit: I see KPN is a single file flash, so I won't be able to flash only the modem. Ok, backup and downgrade it is.
I've only experienced SOD once... But I always have wifi off. Just on when I'm going to use it. Afterwards I turn it off and good bye SOD issue
Sent from my GT-S5830B using XDA App
kiudee said:
Yes, I'm contemplating to do that.
But as I've spent a bit over a weeks time to set my system up, I would like to know if it's possible to just flash the modem without touching the already working system.
edit: I see KPN is a single file flash, so I won't be able to flash only the modem. Ok, backup and downgrade it is.
Click to expand...
Click to collapse
Hey!
Dont know exactly, but I think that you can restore your system settings and other system things, with TITANIUM BACKUP. Backup the ALL SYSTEM DATA in batch menu. Go to TITANIUM BACKUP>Menu>batch. Pick: backup all system data and RUN THE BATCH. After that, flash you ROM(what ever you want) and try to restore all system settings from TITANIUM B.. Ofcourse, what ever happens, I suggesting you do NANDROID BACKUP from CWM recovery, before you start anything. If nothing works(or **** happens), you can RESTORE ALL FROM NANDROID BACKUP.
CHEERS!
Update: I flashed 2.3.3 KPN and did a factory reset.
The SOD problems are gone now,
but
the bad wifi reception still remains. (Connection to router only works within an extremely close range)
If I cannot find a fix for this problem I might try out a froyo firmware.
Did anybody have a similar problem? Would really appreciate some hints.
kiudee said:
Update: I flashed 2.3.3 KPN and did a factory reset.
The SOD problems are gone now,
but
the bad wifi reception still remains. (Connection to router only works within an extremely close range)
If I cannot find a fix for this problem I might try out a froyo firmware.
Did anybody have a similar problem? Would really appreciate some hints.
Click to expand...
Click to collapse
Hey!
I think its not ROM-s problem. Try look your Router settings and phone settings. I think something is not right in PHONE or ROUTER settings. Not seen this kinde of problem YET, with ANY ROM. Try to look.
One question: dose you not DROP you phone or similar? I seen little problems can happen, even nothing SERIOUS was done(like speaker, wifi and other HARDWARE problems).
CHEERS!
kiudee said:
Update: I flashed 2.3.3 KPN and did a factory reset.
The SOD problems are gone now,
but
the bad wifi reception still remains. (Connection to router only works within an extremely close range)
If I cannot find a fix for this problem I might try out a froyo firmware.
Did anybody have a similar problem? Would really appreciate some hints.
Click to expand...
Click to collapse
Froyo will not help i think. I had all the mentioned problems in Froyo aswell. That's why i flashed to KPH and now KPN for eventually.
From my 3 days experience with Froyo i never experienced SOD.
I don have any sod problems.
BUT,sometimes my phone vibrates 3 times n then goes to Samsung bootlogo,den homescreen comes up n mediascanner starts.. (I ges this is called soft resetting)
Any solutions to get rid of this???
M in stock froyo rom..
Any help ll b appreciated...
Thanks
Sent from my GT-S5830 using Tapatalk
i had SOD with bluetooth turned on((((((((((((((((((((((((((
apps i downloaded are:
whatsapp
twitter
Facebook
im+ pro
dolphin browser
barcode reader
go launcher ex
my phone was rooted and running on 2.3.4 KPH. i had 3 SODs today but i never have any sods when i am at home. i have no idea which one(s) cause SOD.
today i flashed with coderom v2 (formatted sd and wiped internal memory and cache) i will see if sods keep on coming. if they do happen, then i am going to try KPN

[Q]Signal Problem

Hi,
I have been using Android GBX0*+3.4.26 rom for a long time. I haven't got too much big trouble except speed, app crash and battery. Nowadays i have a problem with my network.
Normally i have been using 3g connection. When my connection is down for some reason for seconds(subway or etc), my phone get no signal so people can not call me, text me. Also i can not call or text them. But everything seems normal, i mean it looks like getting signal.
Then i tried to fix it with airplane mode. When i click airplane mode, nothing happens. Everything looks like it is still roaming. When i restart phone, it opens in airplane mode. Also, airplane mode is not a solution for that, because everything seems normal, i dont know when my phone doesnt get signal.
I re-installed Android GBX0*+3.4.26 rom, still same error.
What should i do? Anyone has suggestions?
Thanks anyway,
Update
I realized that it is not about internet connection. I turned off data connection before sleeping. When i woke up, it was already not getting signal. Any ideas?
mariankeyes said:
Hi,
I have been using Android GBX0*+3.4.26 rom for a long time. I haven't got too much big trouble except speed, app crash and battery. Nowadays i have a problem with my network.
Normally i have been using 3g connection. When my connection is down for some reason for seconds(subway or etc), my phone get no signal so people can not call me, text me. Also i can not call or text them. But everything seems normal, i mean it looks like getting signal.
Then i tried to fix it with airplane mode. When i click airplane mode, nothing happens. Everything looks like it is still roaming. When i restart phone, it opens in airplane mode. Also, airplane mode is not a solution for that, because everything seems normal, i dont know when my phone doesnt get signal.
I re-installed Android GBX0*+3.4.26 rom, still same error.
What should i do? Anyone has suggestions?
Thanks anyway,
Click to expand...
Click to collapse
mariankeyes said:
I realized that it is not about internet connection. I turned off data connection before sleeping. When i woke up, it was already not getting signal. Any ideas?
Click to expand...
Click to collapse
try flashing a different rom
hello00 said:
try flashing a different rom
Click to expand...
Click to collapse
which one do you suggest?
mariankeyes said:
which one do you suggest?
Click to expand...
Click to collapse
kk-kot49h-deodex

Mobile data not working after WiFi disconnect [T-Mobile]

Hey everyone,
I did a clean flash of OOS 2.2.1 a week ago. Now every time I go out or disconnect from WiFi, the LTE triangle always shows an "!" and I have no data. It's kind of a pain because I move around a lot and I have to keep toggling data or rebooting.
Is anybody else having this issue? I tried flashing a new ROM (CM13) but the issue still persists. My APN settings are correct, so it's definitely not that.
I've actually experienced this too on CM13.
I was about to create a thread with just this issue. I thought I had experienced this before CM13 updates, but not sure now.
Basically, when wifi connection is off or lost, mobile data will not work.
I have yet to actually work out the permutations of what causes the issue and the actual fix but essentially it goes like this:
Apply new ROM with clean, 'by the book' install.
Wifi works fine.
Disconnect wifi and mobile data doesn't work.
Check settings, all appears OK, but click data off and on again etc
Reboot
Wifi and mobile data work as expected.
Now that's at my home!
Leave house and mobile data doesn't work.
Check settings, all still appears OK, again, switch off/on etc
Reboot
Wifi and mobile data work again fine.
I have not conducted a proper scientific analysis of this, but I am wondering whether it's to do with changing radio towers. Once configured phone is good until new radio tower encountered.
I have just installed a new ROM and fixed the mobile data issue at home. All seems great.
Next time I go out I will see whether I lose mobile data if the radio tower changes.
I have tried about 6 different ROMs and all suffer the same issue.
I have become so frustrated with it that I am even considering changing my phone.
Okay so I fixed it but I'm not sure what initially caused it. When I clean flashed from 2.2.0.X to 2.2.1 via TWRP I started getting the issue.
However, I got it to work by reverting back to 2.2.0.X then updating to 2.2.1 via OTA. No longer having issues with data. Though I haven't flashed any CM13 ROMs so I can't say those work properly.
Not sure what went wrong initially, but it must have something to do with the radio. Hopefully this helps everyone else who is having problems.

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