[Q] Data connection randomly disconnects (Carbon JB ROM) - Galaxy S 4 Mini Q&A, Help & Troubleshooting

Hello,
I have an issue that my data connection (internet) keeps disconnecting randomly and I either have to switch it off and on again, or turn airplane mode on and then off, or even restart the phone to get the data connection working again.
Is this normal for this rom? is there some fix for this? For a first few weeks everything was fine, but now it is intolerable.
I had this issue on stock rom too, but only a few times, when I completly lost signal, I had to restart the phone.
Help! i don't want to flash the rom again and start from scratch again
Thank you in advance!:laugh:

No one can help? Anybody facing the same issue?
Sent from my GT-I9195 using XDA Premium 4 mobile app

Hi, I seem to have the same issue. I deleted the other unused apns and now it seems to be better, but I just did this now, so in not too sure myself yet. Any help would be appreciated.
// didn't help

SOLUTION
hey there,
i think i found the solution, you need to install a KK modem (i assume you have a KK rom)
http://forum.xda-developers.com/showthread.php?t=2545784
hope that helps
Matekofski said:
Hello,
I have an issue that my data connection (internet) keeps disconnecting randomly and I either have to switch it off and on again, or turn airplane mode on and then off, or even restart the phone to get the data connection working again.
Is this normal for this rom? is there some fix for this? For a first few weeks everything was fine, but now it is intolerable.
I had this issue on stock rom too, but only a few times, when I completly lost signal, I had to restart the phone.
Help! i don't want to flash the rom again and start from scratch again
Thank you in advance!:laugh:
Click to expand...
Click to collapse

Related

[Q]

Hi guys,
I have tried to find something about this issue but I didn't find anything I hope that I'm not duplicating Anything
So I'm running 7.1 RC1 on HTC Desire and I'm having an very irritating issue ... sometimes (I can't figure out what is the cause of this) I'm not able to switch on data connection on my phone (I'm turning of data connection when I'm not using it because I don't have unlimited data package) than I have to restart my phone and after that I'm only able to start data connection. Somedays I'm able to turn it of and on without any issues for days and sometimes it happens 1-5x a day
And since today morning I'm not able to turn on data connection at all ... restart doesn't help. I've tried to wipe dalvik cache and nothing changes at all.
Please, be so kind and try to help me.
Solution: Messed up elixir widget totally messed up APN settings ...

Wifi stops working after a restart

Hi, I'm having an odd wifi issue.
I unlocked my OneX, and flashed a rom, wifi was working fine until i restarted the phone, when i try to turn on wifi it says 'turning on wifi' forever.
Wifi never turns on again.
Exept if i flash another rom, then the whole thing happens again.
I have tried many roms, ICS and JB all with the same result.
And reflashing the boot.img didn't help.
Does any one know of a fix or some advice?
Do i have to send my phone back to HTC?
Thanks
Aron Óskarss
Aronoskarss said:
Hi, I'm having an odd wifi issue.
I unlocked my OneX, and flashed a rom, wifi was working fine until i restarted the phone, when i try to turn on wifi it says 'turning on wifi' forever.
Wifi never turns on again.
Exept if i flash another rom, then the whole thing happens again.
I have tried many roms, ICS and JB all with the same result.
And reflashing the boot.img didn't help.
Does any one know of a fix or some advice?
Do i have to send my phone back to HTC?
Thanks
Aron Óskarss
Click to expand...
Click to collapse
Try getril from the market and see if you can find a compatible one for your baseband.
And now i have matching ril and baseband.
And the wifi still wont turn on.
Try reflashing modules for your kernel in cwm.
Sent from my HTC One X using xda premium
Haven't yet flashed module, but i was trying wifi direct and that works, so I'm thinking this is most likely not a hardware failure. Am i right?
Now I'm of to figure out how to flash a module.. Hoping i dont Have to send my HOX to HTC to fix this.
.... Woke up this morning and the wifi was on, i haven't done anything. But it works!
Now I'm gonna try a restart to see if it will work afterwards.
Ok, restarted the phone and wifi stopped working.
Then i just to check, restored a backup from super wifi password backup app, then wifi kicked in. So, now i'm going to flash a New JB Rom and not use the app to restore wifi passwords.
Hopefully thats it!
Thanks for the help on this dumb problem.

WiFi not turning on?

Ok so a couple of days ago I installed a 4.0 ready radio on my galaxy s2 and then went on to install Jedi Knight 6 ROM (4.0.4 and radio is UVMC6) and after installation everything was working fine.. I was messing around for a while.. it worked today, I shut my phone off to charge it up real quick, and when I turned it back on my WiFi would not connect. Well not necessarly connect.. it just wont even turn on. When I go into settings and click WiFi, it just sits there saying, Turning WiFi on, and never changes.. I can't seem to imagine what could have happened to it, and I really dont wanna have to reinstall the ROM again because i just spent hours getting this one all set up to my liking...
Anyone got any ideas?
EDIT: BTW, I have tried many things.. Tried airplane mode to disable everything then turn it back on, obviously tried rebooting the phone, i have tried wiping cache in CWM recovery and also tried fix permissions in recovery (another topic said to try those..)
Nothing has worked so far, i'm about to try reflashing my radio, see if that works.. but I really really dont want to have to reflash my whole ROM.. So if anyone has any other ideas please help, i'll edit if the radio works..
EDIT 2: Reflashing the radio did nothing.. it's really wierd, the data, bt, gps.. all of it works fine, it's just the WiFi that's frozen turning on... cant get it to stop turning on and can't get it to actually turn on..
EDIT Final: Ok well, i guess nobody knows what might have been going on.. so I just wound up reflashing my ROM, which obviously fixed it.. i just had to lose all that time spent setting everything up... But oh well.. Kinda sucks nobody even tried to help..
Gopher love said:
Ok so a couple of days ago I installed a 4.0 ready radio on my galaxy s2 and then went on to install Jedi Knight 6 ROM (4.0.4 and radio is UVMC6) and after installation everything was working fine.. I was messing around for a while.. it worked today, I shut my phone off to charge it up real quick, and when I turned it back on my WiFi would not connect. Well not necessarly connect.. it just wont even turn on. When I go into settings and click WiFi, it just sits there saying, Turning WiFi on, and never changes.. I can't seem to imagine what could have happened to it, and I really dont wanna have to reinstall the ROM again because i just spent hours getting this one all set up to my liking...
Anyone got any ideas?
EDIT: BTW, I have tried many things.. Tried airplane mode to disable everything then turn it back on, obviously tried rebooting the phone, i have tried wiping cache in CWM recovery and also tried fix permissions in recovery (another topic said to try those..)
Nothing has worked so far, i'm about to try reflashing my radio, see if that works.. but I really really dont want to have to reflash my whole ROM.. So if anyone has any other ideas please help, i'll edit if the radio works..
EDIT 2: Reflashing the radio did nothing.. it's really wierd, the data, bt, gps.. all of it works fine, it's just the WiFi that's frozen turning on... cant get it to stop turning on and can't get it to actually turn on..
EDIT Final: Ok well, i guess nobody knows what might have been going on.. so I just wound up reflashing my ROM, which obviously fixed it.. i just had to lose all that time spent setting everything up... But oh well.. Kinda sucks nobody even tried to help..
Click to expand...
Click to collapse
+1 I'm going through the same thing now
I have been having this same issue as well. It started out as stock happening sporadically. One thread suggested rooting and removing my account. Problem still occurring. Tried flashing multiple ROMs and now WiFi hasn't connected at all always stuck at turning on. I have tried clear cache, fix permissions, as well as reinstalling ROM dirty and with factory reset. I'm hoping this isn't hardware failure because I just bought this phone used but it seems to be a reoccurring problem with others as well. Any NEW suggestions not given from quick Google/xda search?
stoneduser8907 said:
I have been having this same issue as well. It started out as stock happening sporadically. One thread suggested rooting and removing my account. Problem still occurring. Tried flashing multiple ROMs and now WiFi hasn't connected at all always stuck at turning on. I have tried clear cache, fix permissions, as well as reinstalling ROM dirty and with factory reset. I'm hoping this isn't hardware failure because I just bought this phone used but it seems to be a reoccurring problem with others as well. Any NEW suggestions not given from quick Google/xda search?
Click to expand...
Click to collapse
I'd suggest to check your Wireless Access Point (modem or router) wireless settings for security, check and see if it's set to use WPA/WPA2, which is common on some modems/routers, change it to either WPA or WPA2 (preferred) not both, it's a known issue with WiFi networks and having it set to using both, I had the same problem before with my phone connecting to my WiFi.
Also if you use MAC Address Filtering on the modem/router, you should disable/clear that and let phone re-connect before enabling mac filtering again.
Almite said:
I'd suggest to check your Wireless Access Point (modem or router) wireless settings for security, check and see if it's set to use WPA/WPA2, which is common on some modems/routers, change it to either WPA or WPA2 (preferred) not both, it's a known issue with WiFi networks and having it set to using both, I had the same problem before with my phone connecting to my WiFi.
Also if you use MAC Address Filtering on the modem/router, you should disable/clear that and let phone re-connect before enabling mac filtering again.
Click to expand...
Click to collapse
The problem I am having is not that it won't connect to a particular network. Wifi will not initialize on the device at all and is stuck in "Turning On..." state. I found more and more posts where people ended up having to send in to Samsung so I spoke with them and even though I purchased the phone used its thankfully still under warranty and they will be replacing it. The did not confirm whether or not it was a true known device issue but were quick to file the exchange for me.
sigh, me too!
Just started having this problem on 4.3.1
great.
In my case, I had to wipe system and data before reinstalling my ROM.
Though the only reason it was happening to me was because Beanstalk 4.4.2 didn't want to get past the splash screen when I tried to install it so I downgraded back to ICS 4.0.4 without wiping. Good luck getting this issue fixed. Also another kernel might fix thingz for you if your current one does not like your device.
I have a similar problem. After a while, WiFi gets disconnected. If I go in settings - wifi, i get the message "unfortunately, settings has stopped" and I can't get WiFi to work again until I reboot the phone. The Wifi works again for a couple of minutes then stops.
I have flashed various different ROM (CM11, PA) but keeps getting the exact same behavior.
I've rebooted in safe mode and I don't get the problem now.

[Q] Wifi Issues After Rooting [4.3, N7100]

Hi all,
I rooted my Galaxy Note 2 N7100 yesterday, which is running 4.3 stock Samsung ROM.
I followed this guide (Philz touch, Multitool to de-knox, cf autoroot)
http://forum.xda-developers.com/showthread.php?t=2642480
My issue is that the wifi connects okay, but will only work for a couple of minutes before 'hanging'. For example, I can load websites for a few minutes, then it will just be stuck with the loading bar about 1/4 complete and do nothing. There are no errors like 'obtaining IP address' or anything, still says 'connected'.
Turning wifi off and on seems to cure the problem for a few minutes again, so does the app 'Wifi connection fixer', again for a few minutes.
I have tried several different wifi networks with the same issue.
My battery drain seems to be worse as well, could it be a modem issue? I was under the impression that root wouldn't change modem or anything like that?
Edit: I also flashed Dr Ketan wifi patch and this didn't seem to work either.
Edit 2: Oh no, mobile data isnt working at all now! What is going on?
Edit 3: Mobile data back working intermittently but very very slow.
Edit 4: Mobile data very intermittent. Working sometimes and not most of the time. Was fine before root. Something strange is happening.
Device details:
GT-N7100
4.3
Baseband N7100XXUENA3
Kernel 3.0.31-2437454 [email protected] #1
Any help appreciated.
Cheers, Stu.
It seems that the wifi and mobile data are following the same pattern.
Resetting them / turning them on and off seems to make them work temporarily and then they hang again.
Any ideas?
Getting desperate here, didn't think root would cause these issues, I thought only changing the ROM / kernel would cause this.

Unable to start Wifi & Bluetooth

My LG G3 wifi & bluetooth stucked at turning on. Tried factory reset, flashed the ROM & use FXR wifi fix and rescue but still not working. Have not tried changing to another Kernel yet. Could it be hardware problem?
I don't think so... Maybe an app is in conflict with wifi & bt.
Inviato dal mio LG-D855 utilizzando Tapatalk
f.gritti97 said:
I don't think so... Maybe an app is in conflict with wifi & bt.
Inviato dal mio LG-D855 utilizzando Tapatalk
Click to expand...
Click to collapse
But I've already factory reset & flashed the latest stock ROM. Did not install any apps except the default apps.
fongkit82 said:
But I've already factory reset & flashed the latest stock ROM. Did not install any apps except the default apps.
Click to expand...
Click to collapse
I don't know how to hekp you then... That's pretty strange to me [emoji53]
Inviato dal mio LG-D855 utilizzando Tapatalk
Similar issue on my end - About a month ago, I opened a support ticket with LG. They returned as "repaired" and my phone worked for about three days before the issue returned.
Using Titanium Backup, I restored the bluetooth system software and it worked for about a day. Considering flashing my phone back to stock and starting over.
If anyone has experience on finding a permanent fix to this issue, I'd be all ears.
Try booting into safe mode and see
I'd be very interested in a fix for this too.
I've a completely stock unrooted D855 that last week seemed to over heat and shut itself down. On restarting it's eaten it's way through the battery in very short order, gotten hot and shut down again. Rince and repeat a couple of times. I've then factory reset and its continued to do the same thing.
Further investigation has shown the WiFi and Bluetooth "turning on" constantly without ever actually turning on. And I've then discovered that the MAC address (and Bluetooth equivalent) are missing.
Would appreciate any help possible
Seems like i'm not alone. Yup my phone auto restarted few days ago after turning on wifi & it keep rebooting if the wifi is turned on. Only stable after i flash the ROM but the WiFi & Bluetooth issue persists. Safe mode does not help.
Same issue started 2 weeks ago. Factory reset didn't fix and battery life being killed by constant searching for BT and wifi. Unlocked G3. Waiting for Marshmallow in the hope it fixes it.
You could also have broken firmware when i got my g3 wifi turned on and off and always dropped connections i ended up reflashing stock with flash tool and tot method and it fixxed i had a bad firmware download straight from lg
hmm so no one has a way to fix this issue?
fongkit82 said:
hmm so no one has a way to fix this issue?
Click to expand...
Click to collapse
Same problem here, wifi and bluetooth mac address unknown, return to stock with kdz files, 10a, 10f, 20, 21a, nothing work, .tot method also not work.
On 4.4.4 = boot loop, and for android 5 battery drain and wifi bluetooth issues.
Waiting for marshmallow
i found a post by someone else in another forum that fixed this problem. I followed some of his steps to reboot into safe mode to turn off the bluetooth & wifi but it didn't work so i turn on Airplane mode while i'm on safe mode & reboot again in safe mode & it works.
http://forums.androidcentral.com/lg-g3/595554-lg-g3-wifi-bluetooth-won-t-turn-why.html
Any fixes with Marshmallow ?
Would be good to know a fix as recently happened to me. Can now only use data for Internet and am getting through a battery in 3 and a half hours as the phone is constantly trying to connect the WiFi and BT. Tried Factory reset. Used LG Mobile Support to update software. Now finally have the lovely Marshmallow but the issue remains. Please help!
Has anyone found a solution to this problem?
Anyone found anything on it?
Same problem here. Wifi and bluetooth randomly stopped working. It works randomly sometimes..
Wifi mac address shows as 00:02:00:00:00:00
New Battery
Hey everyone, I had the same problem. After installing an OTA update, my D850 crashed. When it started up again, I had no WiFi/BT. I tried several factory resets, flashing multiple custom roms, tried unrooting and returning to stock. Was convinced it was a hardware problem. As a hail mary, I ordered a new battery off Amazon. I put the replacement battery in my phone, and WiFi and Bluetooth are now fully functional. Is it possible that everyone with this problem just has a bad battery? It's definitely worth a shot.
probably a hardware issue...
Hey guys,
if brysclar's hint about the battery (see right above) doens't help you, you might want to check out a detailed summary I've written about this issue here: http://forum.xda-developers.com/general/help/qa-wifi-stuck-mac-020000000000-g2-g3-g4-t3452133
Good luck!

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