Data Connectivity Issue - Nokia Lumia 900

Has anybody else had this issue where your data connectivity is lost randomly. I have the 4G/LTE indicator on and still cant connect. The are quite a few discussions on the net with weird suggestions on how to fix it... but anybody have any fixes?

sridhar618 said:
Has anybody else had this issue where your data connectivity is lost randomly. I have the 4G/LTE indicator on and still cant connect. The are quite a few discussions on the net with weird suggestions on how to fix it... but anybody have any fixes?
Click to expand...
Click to collapse
mine seems to have an issue 1 in 10 times or so, only when connected to WiFi. I added the apn steps found in the Nokia forums. Seems to be ok, but I have to let it run for awhile.

I read these issues are the result of a defective batch of Lumia 900's and regardless of the fact that some of you have have workarounds this problem may re-occur again and again. I'd recommend a handset swap if possible.
http://www.phonearena.com/news/Some-...issues_id28888

Since adding the apn in, I've not had a single problem. But, grain of salt, I didn't have that big of an issue in the first place, and, its only been 7 hours ir so.
The apn thing was required for while on T-Mobile windows phone devices on launch of seven. Nodo fixed it and it was no longer required..
But before running of and branding all issues the result of some mexican imei foul up, read some of the other thoughts. To me its more plausible to think of the issue as a provisioning scenario, or apn, to think some banditos are to blame. We can blame them little buggets later, and why waste a good excuse so early.

Related

GPS kills Mobile Network

I have this rather annoying issue on the Desire. The phone is brand new, i bought it upon release. The problem is that whenever i enable GPS on the phone the Mobile Network connection gets killed. Attempting to reactivate it by switching mobile network on and off does nothing.
The only way to get the mobile Network back up again is to switch of GPS and reboot the phone.
Has anyone else encountered this problem? (i searched the forums, only found one user on these forums)... It could help me figure out if this issue is limited to my device...
Regardless, I already contacted HTC on this matter, i will post their response here as soon as i get it.
Thanks!
Odd. The only thing that springs to mind is that somehow the A-GPS is messing with your network. Try disabling A-GPS.
Is the phone bought from the network provider? If so, any network incompatibilities is their responsibility. Or even if it was store bought, you have reasonable expectations from HTC that it should work with local networks. If its gray import however, you're probably on your own.
Yep same issue with my HTC: When GPS enabled -> No more data transfer.
I'll also send a mail to HTC.
I reset the phone to factory settings today and to problem is now gone. My best guess is that the issue was caused by a third party app i installed (i'm not sure however, since all apps are sandboxed).
I installed two apps that made use of location services: GPS Status and Trapster. I'll download them again to see if they are the cause of this problem.
Please post back here if the factory reset works for you. This could help other people that experience this problem.
BTW, does anyone know of way to read error logs of the device? The OS must have software errors logged somewhere...
Thanks for the replies!
Received an answer from HTC (sent a mail about my Data Connection Problem few days ago):
"Thank you for contacting us in regards to connectivity on your Desire, I can help you with that. This issue has been reported to our developers for investigation and we hope to have a solution available soon. I trust that this resolves your query"
Hope also this "solution" will be available soon...
Guys,
I did a hard reset (return to factory settings ) on my Desire today and guess what:
Both my Data problems (no data after use of Wifi and or GPS) are gone !
Tested several times Wifi & GPS , also did a reboot and tested again, all seems working again, no more 3G data problem anymore.
So I guess one of the extra apps I installed caused the 3G Data Connection issue.
I'll reïnstall them one by one to see if I can catch the "guilty" one.
I also hope that problem doesn't return after a while without a cause.

[Q] Rebooting on NO network-Logcat

Guys, I am having this problem of random rebooting. I first thought it was random but then noticed that whatever ROM I use, this reboot happens when network signal is lost.
Now i read every thread and discussion google could give me on this problem but cant seem to figure out how this happens. I wanted to substantiate my find, hence ran logcat for few hours. Now i cant seem to understand what it means.
Can anyone please take a look at the attached text file or reason out how and why this happens. Is there a pattern I am missing?. All i notice is that my phone vibrates in my pocket after an hour when it is preparing the SD card after a reboot. Thats it
Thanks in advance.
Someone
Sent from my ME525 using XDA App
OK I found that defy is rebooting on no network and I was able to replicate the same situation. Is there any fix to this issue. Can anyone look into the code and tell me a tweak where the phone reboots because there is very less or no signal. It happens even if phone is kept in 2G/3G/Automatic.
Here is similar thread in motorola support forums
https://supportforums.motorola.com/thread/40973?start=0&tstart=5
Have noticed posts about this -- and in fact it's not restricted to Defy by any means, though overall not that common. Even the Nokia N8 forums occasionally mention the problem. The most successful cure seems to be swapping out the SIM. This does not appear to work for everyone, but generally people are so imprecise on forums it's really hard to know if they just pulled a SIM from another phone (so, being as old or even older than the one they were using), or used a new one. So, if you have not already, I would get a new SIM, "approved" by your carrier and try it. Otherwise I would return the phone.
Thanks mate. Yes I read a lot about sim being changed but no where did I see it being solved. I have spoken to motorola support and plan to send it next week. Anyway I will change the type of sim once to see if it makes a difference. I hate my phone being ripped open here because I have very less confidence in these authorised centres who deal with every damn phone.
Thanks again.

[Q] Vodafone NL???

ISSUE RESOLVED
Hi guys, I don't actually own this phone but I'm asking this on behalf of a friend. I've searched everywhere, including google, and have not found an answer.
Recently my friend's phone underwent a weird change. According to him, he was in class one day and had absolutely no service because it was in a basement. When he left the class though, his phone stopped displaying the Verizon name, in both the status bar and everywhere you would normally see it. Instead, it now seems to say that his service provider is Vodafone NL, which according to my research is a Netherlands based phone provider.
We live in NYC though so that's a bit of a problem. He is able to make phone calls sometimes, but he is apparently unable to send or receive texts, and cannot access any data.
He's waiting a day or two to see if it fixes itself, but he intends to take it to Verizon to have them check it out eventually if there's nothing. Anyone have any idea what the problem might be?
His phone is completely stock btw, no mods or root or anything.
UPDATE: Nevermind, I managed to resolve it for him by having him switch to CDMA and then having him scan networks for Verizon again. That seemed to fix it. Still no idea what caused it to switch to Vodafone though...

Data Problem since Mango

Hi Guys,
My phone has developed a pretty cripling problem since updating to Mango. I waited for the official update from my carrier without any forced tricks.
Basically my data connection is randomly dropping out. My phone will still display G/E/3G/H or whatever but there is no network connectivity. Nothing works and if i try a web page i just get connection/dns errors.
The only way to solve this is a soft-reset. Even flight mode on-off doesn't always seem to work.
I thought it was a bug on my network since Orange and T-Mobile share and that it may have had a problem switching between but i've manually selected my home network (Orange) and it's still happening.
So basically i'm now in a position where i have to manually check my data connection is actually working and if not, soft reset my phone. I can't be doing this, it's ridiculous having to re-set my phone numerous times a day!
Like i say this problem has only arrisen since Mango. I've read on the net a few others with this issue but no fix.
Are any of you guys experiencing something similar? Or know what I could try?
Thanks :/
I had that issue with WiFi for a couple of days after updating but it fixed itself. You might want to ask Orange for a replacement device if it stays like that.
I'm experiencing the exact same issue with my HD7 since a couple of days now. But I assume it's a hardware failure. My device is causing all different kinds of trouble like rebooting randomly several times a day, refusing to launch apps and so on. I'm going to send it in for repair.
Peew971 said:
I had that issue with WiFi for a couple of days after updating but it fixed itself. You might want to ask Orange for a replacement device if it stays like that.
Click to expand...
Click to collapse
It's odd i didn't notice it for a week after updating but then when i was out and about it dropped. Then every day since it's done the same thing.
So frustrating, it doesn't appear to be a localised network issue as it happened when i travelled around 100 miles away too!
Might give orange a call then and see what they say. Just seems a bit of a co0incidence that it's only happened after the Mango update.
Been on the phone to orange - They've sent me some network settings message, tbh i can't see it doing anything but they said if it carries on they'll just replace the handset.
Bit annoying really since other than this it's flawless.
I have the same problem, just restored back to pre-mango. no point being on Mango if i can't consume any data.
Spoke to Orange couple of days ago and "they said not our problem, call Samsung".
a joke.
k_aftab said:
I have the same problem, just restored back to pre-mango. no point being on Mango if i can't consume any data.
Spoke to Orange couple of days ago and "they said not our problem, call Samsung".
a joke.
Click to expand...
Click to collapse
Has restoring back fixed the data problem?
My sister also has an Omnia 7 on Orange and she has the same problem. So that's at least 3 cases Orange have been made aware of, I can only assume there are more.
I don't see any point retunring my phone as i assume when i update the replacement to Mango the same problem will arise.
Also do you have insurance with Orange? I was offered a replacement as i have the Orange care thing.
For reference,
I started a thread on the MS Answers site and a few others on Orange UK are
having the same problem.
http://answers.microsoft.com/en-us/winphone/forum/wp7-wppics/data-connection-problem-since-mango-update/1544a63f-7bf0-43fa-837c-7e89f10b86ab?page=1&tm=1319027651966#footer
If anyone here is suffering could they add their details to the list and mark it as "im having this problem too" to bring it to the attention of MS please?
Thanks!
I have a simfree omnia7 with an o2 UK SIM in it and I also have data connection problems since the mango update. It must be the phone coz it works fine on my desire HD with the same sim in it. Mite be time to get myself a titan instead me thinks.
Sent from my OMNIA7 using XDA Windows Phone 7 App
I just resolved this problem for my HTC Trophy!!!!
The cause seems to be that the APN settings where erased/blanked after the update to Mango.
I have a Vodafone branded HTC Trophy and my provider is T-mobile. After I supplied the APN settings from T-mobile, my data connection keeps on working!
Try it, maybe this helps!
APN settings can be edited through "Settings" - "Mobile Network (or Cellular)" - "edit apn" (scroll down!)
I have a similar problem on the Omnia7 with T-Mobile.
Sometimes my connection just drops, completely, no bars, no internet nothing. It'll come back after a few minutes though. I also have seen some similar problems to you with internet, displaying 3G+ but not actually loading anything.
I also seem to roam a lot now on T-Mobile Orange, even at home and when roaming I can't use the net at all.
Having said all this, I didn't force Mango but I was on the Developer Beta which (I think) means it just automatically upgraded to a generic Mango rom? I'm pretty sure T-Mobile have been slow with their updates, I've had mango since the first week release.

[Q] [observation & Q] ER3BUS XL3.6 possible Mobile Network issue

Hi everybody,
upgraded to ER3BUS XL3.6 and had a great experience so far. However, there is one observation I have so far, and may not be the ROM at all, just wondering if somebody else came across it.
Occasionally, while having 5 bars reception the mobile network does not seem to work. Sometimes it indicates 'G' (GPRS only I believe) so I expect slow network, but it does not seem to work at all. Other times there is no mobile network indicator, so I though the carrier had an issue, however restarting the phone seems to fix it, ie the indicator shows G/E/3G after the restart, same location at my desk at work. This leads me to believe, that something in the phone/ROM stops.
As I said, just a suspicion, no proof, don't know where to look to find out. Does not happen all that often (once/twice a day).
Any suggestion in where to find relevant log files to look through AND WHAT to look for appreciated. I am a WINDOWS man (there, I have said it ), trying to get into Android .
Thanks
KORE

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