Wifi just scans and never connects - G Tablet General

I just upgraded to 5.1.1 ...I posted an update http://forum.xda-developers.com/showthread.php?t=1008702 to my post but assumed most never saw it....
anyhow....ever since moving to the update my wifi just spins. It recognizes that there are services available but it never gives me an option to connect to them. Any ideas?

after a sleep? or after upgrade to 5.1.1?
I have encountered this issue before on tnt lite 4.2. I simply rebooted it and reset your wireless router. and then no issue to me.
check out this thread if it is after a sleep.
http://forum.xda-developers.com/showthread.php?t=1006112&highlight=wifi+scan
I don't 100% remember but I think that there is a custom kernel to fix/improve the wifi problem? Anyone can confirm it?

tyy10002 said:
after a sleep? or after upgrade to 5.1.1?
I have encountered this issue before on tnt lite 4.2. I simply rebooted it and reset your wireless router. and then no issue to me.
check out this thread if it is after a sleep.
http://forum.xda-developers.com/showthread.php?t=1006112&highlight=wifi+scan
I don't 100% remember but I think that there is a custom kernel to fix/improve the wifi problem? Anyone can confirm it?
Click to expand...
Click to collapse
There were some issues regarding sleep (mostly failures to wake, causing reboots, and CPU throttle getting stuck on sleep).
However, those on the 5.0 TNTl are stuck with the existing kernel. Not to bash TNT - I've used 4.X and 5.X versions and think its great - just that it's in its own little world as far as kernel and recovery options.

no sleep...just straight after the update. I have searched the forum and done anything that looks like it might work. Reset the router several times, stood within 6" of the router. Re-booted probably 100 times.
I went back and cleared the darvlick cache and did a factory reset. Re-installed 5.1 thinking this might help but from my noob eyes it looks like 5.1.1 is still running (based on the background wallpaper only).
That is the frustrating thing for me...if this happened on my pc I would go get a new driver or reinstall the hardware and I would be back up and running...with Android and ROM I am completely lost.
++UPDATE++
Just checked into the hotel and the wifi works on an open connection. I really don't want to open my home network if can avoid it...typical suburban cul de sac with too many people that would to steal some wifi

Related

[Q] Help with G Tablet!

I have three tablets. Not that I owe.. one is mine, another is my sister's, and last one is my cousin's. All tablets are on VEGA-n beta 5.1. My sister's tablet is doing some unexpected things. For starters whenever it is put to sleep it shuts down instead(not right away but after a min or two it shuts down). Second, both mine and hers are on the same network, but when hers gets 10 or more feet away from the wifi source it drops connection while mine still gets excellent connection. Third while on the same network, on hers only certain apps can access the internet while others cannot. Market was working earlier(downloaded Ti backup after reflash) but her Internet Explorer was not working. Now internet explorer works but market does not, even other internet explorers other than the stock one are unable to connect online. Lastly her accelerometer stopped working/was stuck. I reflashed and wiped all data, but nothing. Its still broken.
Should I return it? I have tried all the solutions that fixed some of these problems for me but they don't seem to work on hers. Any help please?!
Wow, its great to see that you all kept the G Tablet in the family.
1. Its an issue many of us have. We feel its software related since it started to occur after flashing the Vegan Rom.
2. Could be a hardware issue for your sister's device. Back it up, wipe it and try it on the fresh install and see how it reacts. If it works fine, then its probably something software related. If it still drops, then its more likely hardware. Return it.
3. Again, faulty installation of the Rom. Back it up, wipe it, and try installing it again. Also you may want to try TNT to see if its Vegan 5.1 related (btw, it doesnt use internet explorer)
4. I would return it if these issues persist.
Hope this helps. Anyone with other advice please chime in.
Thanks,
Scott
For the powering off issue, it sounds like the button might be sticking, on mine it forces the tab off if i hold it down for even a few seconds.
Also by internet explorer, i assume you mean the android browser?
Also is your cousins tab experiencing any of the same problems?
Mine and my cousin's are alright. Only problem I've had is flash crashing occasionally and rebooting. I might try flashing TnT lite on hers and see if there's a difference.
I have to head to work will update once I work on hers more. And thanks for replying..
necromonger89 said:
Mine and my cousin's are alright. Only problem I've had is flash crashing occasionally and rebooting. I might try flashing TnT lite on hers and see if there's a difference.
I have to head to work will update once I work on hers more. And thanks for replying..
Click to expand...
Click to collapse
I have been running vegaN Beta5.1 for a while now. Used to have similar issues with power and such. I flashed Clemson 10.9.3 kernel, it is now up to 10.9.8 and the power issues went away. It also has the lag fix, and some other nice fixes. It installs just like any other rom.
Here is the link: http://forum.xda-developers.com/showthread.php?t=895825

Intermittent Data/Cell -Exclamation Mark in Signal Indicator

This happens on every Lollipop ROM I have flashed, no problems on 4.4 ROMS. I do clean installs, do not restore anything from Tibackup. So basically what happens is I will randomly but very frequently lose all data and cell service. Like once every three minutes frequently. It only lasts about 5 seconds at a time. The signal bar triangle will have an exclamation mark in it (see attached example). I delete and re-enter my APN, turn off wifi AND the Scanning Always Available option. I have read some threads about this exact same thing happening on Nexus 5 after Lollipop update but they are old and it seems to have been fixed with an update. Does anyone have any ideas about what is going on? I'm on TMO in the US and like I said, it ONLY happens on Lollipop ROMs it does not happen of Kitkat.
I read this as sort of an explanation as to why but nothing as to how to fix it. It is driving me insane.
I'm in the same boat, I cant make calls with hangouts or with Dialer or it will disconnect. I haven't seen a solution yet. I've tried every ROM I can, but it keeps crashing. drives me up a wall. I want to logcat it, but having issues while at work.
budm said:
I'm in the same boat, I cant make calls with hangouts or with Dialer or it will disconnect. I haven't seen a solution yet. I've tried every ROM I can, but it keeps crashing. drives me up a wall. I want to logcat it, but having issues while at work.
Click to expand...
Click to collapse
Only discussion about this I have seen is in the Nexus 5 forums, nothing in OPO
Any insight to this would be greatly appreciated.
Come on guys, am I really the only one with this issue?
TigerDNA said:
Come on guys, am I really the only one with this issue?
Click to expand...
Click to collapse
You're not alone, I have this as well but I don't get the exclamation mark but instead the triangle appears completely empty, as if I have no signal at all.
anyone know a way to fix this awell? i flashed the new lolipop alpha modem and still same thing if not worse
The only time this has happened to me is when I toggle Wi-Fi. It for this every time, but have no data issues otherwise. Seems to be when switching between ip addresses. Are you possibly between towers or roaming on another network? May be the issue, but I can't say for sure. Running the lollipop rom exodus, no issues at all.
EDIT: also what baseband are you guys on? I thought I saw something similar and someone flashed a test baseband and it fixed whatever issue they were having. Link coming shortly.
EDIT 2: just now noticed the list above mine about the alpha modem and it not working for them. If anyone else needs to try however, link is http://forum.xda-developers.com/sho... work for some and not others.
from the one+
Does anyone know if we can flash the CM11S modem on CM12?
Go to Settings -> More - > Mobile Networks. Make sure all the items are set correctly.
alleykat2561 said:
Go to Settings -> More - > Mobile Networks. Make sure all the items are set correctly.
Click to expand...
Click to collapse
In OP "I delete and re-enter my APN, turn off wifi AND the Scanning Always Available option."
Same issue here. Running SlimSaber using alpha radio.
Same problem on two OPOs here, both running Temasek CM12
Anyone found a solution yet?
I have the same issue on CM12, BlissPop and Validus ROMS.
Strangely I do NOT have the issue on Euphoria.
Think it happened after I flashed the Alpha L modem.
Tried flashing an older CM11S modem, but no luck...
Hi,
Sorry for the noob answer but anybody tried settings>mobile networks>preferred network type and set it to 3G? I flashed a new rom from stock CM and noticed that I was experiencing signal trouble, I checked my status and the signal detected is LTE so I changed my network to 3G and network signal improved. Downside is that you cant use LTE (but thats ok for me since here in our country, LTE signal is still kind of limited)
Zino same for me. Ever find a fix or a rom that doesn't do this?
OP here, it's strange that all of us have this issue, the same issue that came up on the Nexus 5 thread when L was first released but know one else seems to have any knowledge of it. I am almost certain it doesn't have to do with our carriers but rather something software related.
I'm also suffering from this issue, until now the only way I knew how to fix it was to wipe the cache in recovery which takes ages!
got the same problem :<
I have a similar issue. I use t mobile in the USA and LTE works, H+ works, but 3g shows signal and won't load anything. No idea how to fix it.

wifi problem, CM12 fresh install

So I wiped the phone completely, installed the latest CM12 nightly, franco kernel, gapps. The usual. Everything went buttery smooth, connected to wifi, got all my apps installed, settings set, and set my phone down.
Come back to it a few hours later and there was an exclamation mark over the wifi icon, which took several seconds to go away. Now the wifi is INCREDIBLY slow and/or won't work. Facebook won't load, webpages won't, the play store will let me search around it I can download an app but it takes maybe a minute of just sitting there before it starts to download (and then it will download at a slow speed but not this excruciatingly slow speed).
I've used this same setup for a long time and never had this problem, nor have I ever had this problem with any combination of phone/rom/kernel/settings. It wasn't even happening earlier, it just started within the past hour. Has this happened to you guys? What's going on, and how do I fix it?
There's no problem with lag as far as I can tell. Everything works great except the wifi, and everything WAS working perfectly until the wifi started acting up an hour ago.
LTE works fine. Things that didn't help the problem:
Rebooting
Wiping cache, dalvik, and internal storage then rebooting
Forgetting network and reconnecting
I'm sure I could reset the entire phone and things would work again because this must be some bug, but I'd rather not have to do that.
.Psd
I have this issue and having more time than brains I hammer at it until my desire is met!
I first thought it was from dirty flashing but it isn't.
I found that opening my wifi connection and getting to advanced settings and the setting DHCP to static and giving it any IP address in your range. Mine said it was 192.168.1.192 so I went with 192.168.1.19(4) and bam it worked!
I have done this with iphones by giving them the DNS of google 8.8.8.8
Good luck
Rick
dentman said:
.Psd
I have this issue and having more time than brains I hammer at it until my desire is met!
I first thought it was from dirty flashing but it isn't.
I found that opening my wifi connection and getting to advanced settings and the setting DHCP to static and giving it any IP address in your range. Mine said it was 192.168.1.192 so I went with 192.168.1.19(4) and bam it worked!
I have done this with iphones by giving them the DNS of google 8.8.8.8
Good luck
Rick
Click to expand...
Click to collapse
I'll try it, but then how come it was working fine earlier and now it's being problematic? Also, I don't see any setting to change the DHCP...
(I've never had to do this before, even with this exact setup... :/)
dineshjumani said:
I did not face this issue till now but it seems opo have many issue I have issue with lag in games and did you try factory reset or try installing again and please also help me by telling do you have lag in games in opo in small games like subway surfers or dumb ways to die 2
Click to expand...
Click to collapse
You're already discussing this here:
http://forum.xda-developers.com/showthread.php?t=3066492
Transmitted via Bacon
---------- Post added at 15:56 ---------- Previous post was at 15:53 ----------
.psd said:
I'll try it, but then how come it was working fine earlier and now it's being problematic? Also, I don't see any setting to change the DHCP...
(I've never had to do this before, even with this exact setup... :/)
Click to expand...
Click to collapse
Are you running the same build of Franco as when it was working perfectly? Something could have changed within the kernel perhaps, try using the stock kernel with a ROM before creating bug reports.
Transmitted via Bacon
This isn't a bug report, and it's explicitly regarding a setup (perhaps the most popular setup) involving a custom rom and kernel.
The kernel version is the same. As I stated, everything worked fine, as it ALWAYS does with this very stable setup (OPO + CM12 + Franco kernel), then when I came back to my phone the wifi was having problems and has been since.
I just wiped the phone completely and reinstalled the rom and kernel, and it's still having the problem. The only difference is now I can't reinstall any apps because the Internet is effectively nonexistent...
.psd said:
This isn't a bug report, and it's explicitly regarding a setup (perhaps the most popular setup) involving a custom rom and kernel.
The kernel version is the same. As I stated, everything worked fine, as it ALWAYS does with this very stable setup (OPO + CM12 + Franco kernel), then when I came back to my phone the wifi was having problems and has been since.
I just wiped the phone completely and reinstalled the rom and kernel, and it's still having the problem. The only difference is now I can't reinstall any apps because the Internet is effectively nonexistent...
Click to expand...
Click to collapse
Ok, but you didn't mention which build of Franco you're on. Franco evolves, like any other kernel, to keep up with how the ROMs evolve. And vice versa.
I had assumed that seeing as it was after a flash, that the chances of either the ROM build version or the kernel build version changing were pretty high. Or don't you update your ROM or your kernel? If you're on the latest CM12 nightly but still using whatever build of Franco you're on then it isn't the same setup you've been using, because part of that config has changed (different ROM build).
Anyway, you came here looking for help. And one of the first things anyone who's even slightly capable in the world of ROM/kernel flashing will tell you is to test without the custom kernel. That's basic troubleshooting, it's a process of elimination. If the problem stops, there's a high chance the kernel was causing it (or there's a mismatch between the kernel build and the new ROM build), if the problem persists you've pretty much ruled out the kernel as the problem, move on to next possible cause. It'll take you less than a minute to dirty flash the ROM zip so you're on the stock kernel, not hard at all.
Transmitted via Bacon
---------- Post added at 16:25 ---------- Previous post was at 16:20 ----------
PS. The q&a and troubleshooting section is here:
http://forum.xda-developers.com/oneplus-one/help
Transmitted via Bacon
Perhaps we misunderstood rah other. What I meant was that earlier today I wiped my device and installed cm12 and Franco kernel. Everything was working fine, I downloaded all my apps (over wifi, which was working fine), set my settings, then left the device alone for several hours. When I picked it up later on, there was an exclamation mark on the wifi icon, which took awhile to go away. Even after it went away, the Wifi has remained dysfunctional.
A wipe and reflash doesn't restore proper wifi functionality. At worst, I would expect it to restore wifi and then give me trouble some hours later, but in fact the wifi is botched from the get go, suggesting that something in my phone has changed.
But my main point was to see if this is a problem others have experienced, because I never have before. And if people had experienced if, I'm curious what they did to resolve the issue.
.psd said:
Perhaps we misunderstood rah other. What I meant was that earlier today I wiped my device and installed cm12 and Franco kernel. Everything was working fine, I downloaded all my apps (over wifi, which was working fine), set my settings, then left the device alone for several hours. When I picked it up later on, there was an exclamation mark on the wifi icon, which took awhile to go away. Even after it went away, the Wifi has remained dysfunctional.
A wipe and reflash doesn't restore proper wifi functionality. At worst, I would expect it to restore wifi and then give me trouble some hours later, but in fact the wifi is botched from the get go, suggesting that something in my phone has changed.
But my main point was to see if this is a problem others have experienced, because I never have before. And if people had experienced if, I'm curious what they did to resolve the issue.
Click to expand...
Click to collapse
Ok, fair enough. But like I said, the first thing you need to do is get rid of the custom kernel in order to test properly. The fact that it was working fine earlier doesn't mean it can't be the kernel, at the same time I'm not saying that it is the kernel, what I'm saying is testing on stock is the first step in working this out, you need to remove any variables.
Transmitted via Bacon
I think it's my modem/router (net gear c3000). Will look more into the situation later.
EDIT: bingo. Factory reset the modem and problem fixed immediately.
Great, glad to see you got it worked out.
Transmitted via Bacon
Have the same problem connecting to wifi after I installed CM12 Nightly.
Doing a factory reset now and checking.
Hope this should solve the wifi issue
---------- Post added at 10:35 AM ---------- Previous post was at 10:24 AM ----------
Did factory reset but still the same issue.
The wifi status is still connecting from a long time........doesn't get connected
Did turn on and turn off the flight mode too (read in few posts that it solved the issue). But it did not solve the issue...
Any help or suggestion?

WiFi disconnect when screen turn off

Hi guys, I have a little issues with my nexus. When I lock the device, the wifi turn off and reconnect as soon as unlock the device. I've started to have this issue 3 weeks ago, I've updated from stock android 6 to 6.0.1 and the problem are still there (I've tried using cm and 2 or 3 others roms too). I don't have any energy save app or samething like that, and the option in "advance wifi" is set in always on.
I'm trying to read the log but I don't understand where is the wifi problem.
https://drive.google.com/file/d/0B5fvTw9ARxRIcnlCVUpXZ3Nta2c/view?pref=2&pli=1
Thanks!!
matandomuertos said:
Hi guys, I have a little issues with my nexus. When I lock the device, the wifi turn off and reconnect as soon as unlock the device. I've started to have this issue 3 weeks ago, I've updated from stock android 6 to 6.0.1 and the problem are still there (I've tried using cm and 2 or 3 others roms too). I don't have any energy save app or samething like that, and the option in "advance wifi" is set in always on.
I'm trying to read the log but I don't understand where is the wifi problem.
https://drive.google.com/file/d/0B5fvTw9ARxRIcnlCVUpXZ3Nta2c/view?pref=2&pli=1
Thanks!!
Click to expand...
Click to collapse
Hi,
Have you tried restoring to the latest factory image https://developers.google.com/android/nexus/images with a full wipe?
(make sure to backup any data that you wish to keep before hand)
Fallon9111 said:
Hi,
Have you tried restoring to the latest factory image https://developers.google.com/android/nexus/images with a full wipe?
(make sure to backup any data that you wish to keep before hand)
Click to expand...
Click to collapse
Yep, twice
This is a known issue that started with 6.0/Marshmallow.
It’s discussed in this thread.
Please to go the official Android Issue Tracker entry and star the item to vote for it. It’s already a high priority and been acknowledged by Google, but wasn’t fixed in 6.0.1. More exposure might help get it fixed sooner rather than later.
https://code.google.com/p/android/issues/detail?id=190667
I'm having this issue since I first used this phone (upgraded to Lollipop right away). It has been around before MM, but back then it felt I was the only one. I had given up.
Please turn off any battery saving applications or battery saver feature and then check again if the issue still occurs....

WiFi not staying on Z5, Marshmallow 6.0

Ever since I upgraded to Marshmallow 6.0 it would seem my Wifi won't stay on when the phone sleeps. This has started to cause me data issues so I was wondering if anyone else had these issues or a possible fix?
My wifi is set to stay on at all times.
6.0 removed stamina mode, there is currently no battery saving modes turned on
I have done a factory reset through the companion tool, but the issue still seems to occur
Thanks for any help, insights or assistance!
Which mm version do you have?
Phone is completely stock, no unlocks, roms or bootloader has been touched.
Android version 6.0
Kernel Version 3.10.84-perf-g19d6d92
Build Number 32.1.A.1.185
Sorry unsure if I answered your question I'm not familiar with what "mm" means.
vincent-h said:
Ever since I upgraded to Marshmallow 6.0 it would seem my Wifi won't stay on when the phone sleeps. This has started to cause me data issues so I was wondering if anyone else had these issues or a possible fix?
My wifi is set to stay on at all times.
6.0 removed stamina mode, there is currently no battery saving modes turned on
I have done a factory reset through the companion tool, but the issue still seems to occur
Thanks for any help, insights or assistance!
Click to expand...
Click to collapse
Same issue for me...
When my phone sleeps, sometimes wifi stay on, sometime not. I think it's a Marshmallow 6.0 issue...

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