No network connectivity after waking up - Shield Android TV Q&A, Help & Troubleshooting

I've had my Shield TV for about 3 months. Recently it's started not having any network connectivity (not even local) at times. It seems to be after it goes to sleep and wakes up, but I'm not sure that it happens every time yet. The Shield says its connected to my wifi, but does recognize there is a problem because it has a ! on the wifi symbol. I have to either restart or disconnect/reconnect to get it to work. Does anyone have a similar problem like this?

jst07 said:
I've had my Shield TV for about 3 months. Recently it's started not having any network connectivity (not even local) at times. It seems to be after it goes to sleep and wakes up, but I'm not sure that it happens every time yet. The Shield says its connected to my wifi, but does recognize there is a problem because it has a ! on the wifi symbol. I have to either restart or disconnect/reconnect to get it to work. Does anyone have a similar problem like this?
Click to expand...
Click to collapse
Same here
This is kind of bug
Restarting console helps save some time, then trying figure out the problem.
Sent from my Nokia 3310 using free xda app

visitor29 said:
Same here
This is kind of bug
Restarting console helps save some time, then trying figure out the problem.
Sent from my Nokia 3310 using free xda app
Click to expand...
Click to collapse
the only way I found to have very few disconnections is not to have a lot of devices connected to the same channel of the rooter. 2-3 max included shield.
this issue affects a lot of users included me and you.

Related

Known problem or defect device?

So I've been using my Kindle Fire for a couple of weeks now, and I've found a problem that's been hindering my use.
When I am (decently) far from my router, my Wifi on the Kindle Fire keeps dropping and then it reconnects. The connection is still at around 2 bars whenever it does it. I don't understand, because with my smaller phone (HTC Sensation 4G), my Wifi does not do this...
Is this a firmware issue (I am not rooted) or is it unique to my device? I have updated the firmware and everything...
Thanks.
I've been running into this exact problem (non-rooted KF). For the first few weeks, I had zero issues.
Now suddenly, I can't seem to stay connected for more than a few minutes at a time.
Even standing literally next to the router produces the same results.
I use plenty of other wireless devices in the house and I've never ran into any of these problems.
I'm using a Netgear WNDR4500; not a cheap router by any means.
I did a little research the other day, this seems to be a somewhat well-documented problem. Doesn't seem like any solutions have been found yet, though. I noticed the problem only seems to happen when the Kindle has been on standby for a few days. A restart seems to stop all the disconnects, at least for a few days.
maybe cleaning up saved networks helps
to do this:
disable wifi
open /data/misc/wifi/wpa_supplicant.conf and delete everything exempt the first two lines:
Code:
ctrl_interface=tiwlan0
update_config=1
save the file (beware the permissions rw-rw----)
enable wifi
you start with a wifi configuration like out of the box
b63 said:
maybe cleaning up saved networks helps
to do this:
disable wifi
open /data/misc/wifi/wpa_supplicant.conf and delete everything exempt the first two lines:
Code:
ctrl_interface=tiwlan0
update_config=1
save the file (beware the permissions rw-rw----)
enable wifi
you start with a wifi configuration like out of the box
Click to expand...
Click to collapse
Does this require root? I'm not rooting for another couple months to be safe.
Sent from my Kindle Fire using xda premium
Also, does anyone else have this same problem?
Sent from my Kindle Fire using xda premium
N4rbs said:
Does this require root? I'm not rooting for another couple months to be safe.
Sent from my Kindle Fire using xda premium
Click to expand...
Click to collapse
don't really know cause mine is rooted - you can try it with es file explorer or any other which reaches the file - if you can't safe it then you need root - but i don't think so cause it has write permissions to the user group
KF's WiFi does seem to be a bit wonky... I've had trouble associating with networks a few times, required a reboot/toggling WiFi on and off.
Does anybody have this problem with a custom rom? If not, it could be Amazon trying to do something funky with powersaving. On my dm1z, if I set my WiFi adapter to "max power saving mode", I see very similar behavior...
The wifi on the kindle is great....it probably has to do with interference in your network. Try changing the channel you use for your network.
So, I compared another kindle fire to mine and it did not have the problem...I guess I will be calling amazon for a new one.
Sent from my TripNiCE Pyramid using xda premium
G1ForFun said:
The wifi on the kindle is great....it probably has to do with interference in your network. Try changing the channel you use for your network.
Click to expand...
Click to collapse
There's no 2.4ghz network within about 1500 feet of my home (and I know what channel that network is on), so I really doubt that's the problem.
As I stated above, as soon as I restart the KF, the wifi works perfectly for a while. It's only happens after the KF has been on standby for about 4-5 days; that's when the connectivity issues start.
The only reason I'm here (over the amazon forums) is because people here actually know what they are talking about. Everyone over there has the generic "it's your network" response. I manage networks for a living, something is most definitely not working correctly on the KF. When the parents came over, I had them test their KF (I made sure it was on standby for at least a few days); I had no problem staying connected.
I have the same issue and I'm running CM7. I'm constantly having to disable and then re-enable wifi to jump start it. Phones never have this issue on my home network and this is the only network that my Kindle has ever connected to.
N4rbs said:
Does this require root? I'm not rooting for another couple months to be safe.
Sent from my Kindle Fire using xda premium
Click to expand...
Click to collapse
yes it does. without root you cannot manipulate any files in /data
hnosaj said:
I have the same issue and I'm running CM7. I'm constantly having to disable and then re-enable wifi to jump start it. Phones never have this issue on my home network and this is the only network that my Kindle has ever connected to.
Click to expand...
Click to collapse
Same here. It is not in any way a network issue. Never happens with my desktop, laptop, or phone, all on wifi.
Sent from my Kindle Fire using xda premium
my wifi on my fire is stronger than on my infuse
Wifi strength isn't the issue for me, it's plenty strong.
The issue is that it cuts out in the middle of me using it, which leads to me turning wifi off and then back on.
Mine does this after it's been on standby for awhile, The wifi won't turn on and i have to do a reboot to get it working. had the problem with KF 6.2.1 And CyanogenMod7, seems to be the hardware.
Aronoskarss said:
Mine does this after it's been on standby for awhile, The wifi won't turn on and i have to do a reboot to get it working. had the problem with KF 6.2.1 And CyanogenMod7, seems to be the hardware.
Click to expand...
Click to collapse
only a possibillity:
do you use manual ip-settings on the kf ? - it don't seem to like that
and if you switch wifi off and on again instead of rebooting - does it work again ?
seems to be a common problem ...
I don't use manual ip settings.
Turning Wifi off and then back on works for me but it's kind of annoying.
I too have had this happen twice since I got my fire 12/23. There is no problem with anything else connected to the network. Turning the network on and off does not help nor does rebooting the kindle. I have run wifi analytics and it does not see my network. The only solution is to reboot the router. I have not rooted mine yet either.
If this is a known problem with the fire hardware I will need to contact CS. Hopefully I will not need to go to the hastle of returning it.
i have this problem too - very rare but have it also - reboot the router and everything is ok again - every other device connects flawlessly - seems like a problem of the router (linksys 160nl)

Wifi Issues

I'm having problems connecting to the corperate wifi with my Nexus 10, I've used an android tablet berfore on it, TF101 connected without any problems, I've seen issues reported with the Nexus 7 and Wifi, has anyone else had and issues connecting to WPA/EAP with Certifcate authentication.
The device is crrectly registered as it can connect to another SSID which uses the same mac database
Working fine for me, however I have been disconnected twice in the last 2 days,
byock1 said:
Working fine for me, however I have been disconnected twice in the last 2 days,
Click to expand...
Click to collapse
Bump.
Any fix to this issue? We use WPA/EAS and I get "not in range". Some people got it to work and some didnt. there's an open bug being tracked on Google (Issue 34212) but no workable solution on the N10.
Having problems with optimium wifi. I have to sign in everytime, while on my phone/laptop its not needed.
I downloaded the wifi register app from optimium, but it can't sign in with that. Any solution?
+1
My connection stays strong (max bars) when for example playing a youtube video, but after while the video endlessly buffers (or freezes) until, either I jump in and out of multitasking screen or restart the WiFi connection. It's as if it can't reinitialize the stream for some reason. I have the same problem downloading apps and other media, i.e. good signal, stable connection, but just seems to time out continuously. It's driving me mental, without reliable WiFi the device is next to useless. I'm hoping it's a software issue that will be addressed soon, but if not I suppose it's RMA time.
Sent from my Nexus 10 using xda premium
gazman69 said:
+1
My connection stays strong (max bars) when for example playing a youtube video, but after while the video endlessly buffers (or freezes) until, either I jump in and out of multitasking screen or restart the WiFi connection. It's as if it can't reinitialize the stream for some reason. I have the same problem downloading apps and other media, i.e. good signal, stable connection, but just seems to time out continuously. It's driving me mental, without reliable WiFi the device is next to useless. I'm hoping it's a software issue that will be addressed soon, but if not I suppose it's RMA time.
Sent from my Nexus 10 using xda premium
Click to expand...
Click to collapse
I had the same issue with YouTube last night. It took me a while to get the connection back at one point. I rebooted the device and the router and I eventually got my connection back. I would tend to think it is a combination of Android and the router that will eventually be worked out with an Android software update.

[Q] Connected to Network but No Internet Access

On my Nexus 10, about 2 weeks old, and running most current version of Android, non-rooted, I can connect to wifi networks, but I do not have access to the internet. It just started today after having no issues whatsoever since I purchased it. It also just happened randomly today out of the blue. For further information, in the top right corner where the wifi "baseball diamond" is, the bars are that grey/white instead of the typical blue. Which I know means that I am connected to the network but without internet access. I have tried restarting my device both powering it off and on, and simply restarting it by holding down the power button. I have tried turning wifi off and on. I have tried the same with airplane mode as well. None of it has worked. I was wondering if anyone knew of any fixes for this issue? Thanks and any help is appreciated.
First I would get the IP of the nexus by long pressing the Wi-Fi network.
Then go on your pc connected to the same router and ping the ip.
For Windows, press Windows, type cmd.exe, enter, then
ping 192.168.1.x
But put in the real address instead.
If you get a reply with a ms value, your tablet is really connected.
If it times out or you get 100% packet loss, then it really isn't connected, or is unresponsive on the network.
Swiped from my Rezound using xda-developers app
When the bars are grey it doesn't necessarily mean that you don't have internet. The bars only turn blue when you are connected to the Google Talk servers. They are blocked at my work but I still have internet access with grey bars.
HillsRider said:
When the bars are grey it doesn't necessarily mean that you don't have internet. The bars only turn blue when you are connected to the Google Talk servers. They are blocked at my work but I still have internet access with grey bars.
Click to expand...
Click to collapse
It just started though and I didn't have problems before. And I am connected to the Google servers on my galaxy s3 just fine on the same wife network. And as for the other poster, how do I ping it on a mac?
mvmacd said:
First I would get the IP of the nexus by long pressing the Wi-Fi network.
Then go on your pc connected to the same router and ping the ip.
For Windows, press Windows, type cmd.exe, enter, then
ping 192.168.1.x
But put in the real address instead.
If you get a reply with a ms value, your tablet is really connected.
If it times out or you get 100% packet loss, then it really isn't connected, or is unresponsive on the network.
Swiped from my Rezound using xda-developers app
Click to expand...
Click to collapse
so i did this on my macbook. and viola it just started working again after I pinged it. It just said "starting ping" on the laptop and never anything else, but hey I am not complaining. so thanks
jscheuner said:
so i did this on my macbook. and viola it just started working again after I pinged it. It just said "starting ping" on the laptop and never anything else, but hey I am not complaining. so thanks
Click to expand...
Click to collapse
So everything worked fine yesterday after doing this. But today it reverted back to what it was doing. Tried pinging the ip again but it didn't work and it gave me 100% packet error or whatever
The ping had nothing to do with it working again, it was just a coincidence. You're having the same wifi problem a lot of us are suffering.
it has to do with the dns settings of the network I am using. And it just seems to come and go in terms of working. Hopefully it is fixable problem within the software
I am having a similar problem, but it happens sporadically and oftentimes fixes itself after about 30 seconds. Is this a known problem and is it hardware? Also, sometimes when I go to open the play store I will get a "No connection" message with the option to retry even when I am fully connected (blue bars and everything). The retry almost always works too. I am curious why this happens and if the two issues are related. Thanks for the forum, folks.
Sent from my Nexus 10 using Tapatalk HD
catfish_stevens said:
I am having a similar problem, but it happens sporadically and oftentimes fixes itself after about 30 seconds. Is this a known problem and is it hardware? Also, sometimes when I go to open the play store I will get a "No connection" message with the option to retry even when I am fully connected (blue bars and everything). The retry almost always works too. I am curious why this happens and if the two issues are related. Thanks for the forum, folks.
Sent from my Nexus 10 using Tapatalk HD
Click to expand...
Click to collapse
Yes, this is a known problem many are experiencing and is most probably software, unfortunately google seems to have a hard time getting their fat fingers off their arse.
Same issue has been driving me crazy. I have to turn Wifi off and on again.
The other, really annoying issue is that when I turn Wifi on in my bedroom, it still connects to the living room router with terrible wifi reception, instead of the nice strong signal from the office router just next door, I have to tell it explicitly connect to the office one.
Alias_neo. Why don't you just rename the network in your room to a different name so the tablet can distinguish between the two
Sent from my Galaxy Nexus using xda app-developers app
surfboard3r said:
Alias_neo. Why don't you just rename the network in your room to a different name so the tablet can distinguish between the two
Sent from my Galaxy Nexus using xda app-developers app
Click to expand...
Click to collapse
They ARE different names, that's what's bugging me. My SGS3 had no issue, but for some reason the N10 just prefers one once it's set.
Sent from my GT-I9300 using Tapatalk 2

WiFi problems (4.2.1)

OK this is really pissing me off. Everyone time I go on my nexus device it doesn't automatically connect to the WiFi.. I have to either disable the WiFi and reenable it. Or just click on my network and click connect (it says its saved but doesn't automatically connect when I turn on my device), i tried everything from forgetting every saved network, restarting me device, ect, and its not my routers problem, my DNA connects automatically when I turn it on. Any of you guys had this problem? If so what did you do to fix it?
Sent from my Nexus 7 using xda app-developers app
what router? My nexus 7 is fine and so is my sgs1.
No idea what router I have but that's not the problem, problem is that when I turn on my nexus and get passed the lockscreen, the WiFi would normaly automatically connect. It for some reason stopped doing that and it gets really annoying manually connecting
Sent from my Nexus 7 using xda app-developers app
kernel
PhantomsWay said:
No idea what router I have but that's not the problem, problem is that when I turn on my nexus and get passed the lockscreen, the WiFi would normaly automatically connect. It for some reason stopped doing that and it gets really annoying manually connecting
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
try to change your kernel. the wifi drivers are in the kernel...
Running stock, never changed my ROM or kernel
Sent from my Nexus 7 using xda app-developers app
You could try a different channel on your router
Sent from my Nexus 7 using xda premium
PhantomsWay said:
OK this is really pissing me off. Everyone time I go on my nexus device it doesn't automatically connect to the WiFi.. I have to either disable the WiFi and reenable it. Or just click on my network and click connect (it says its saved but doesn't automatically connect when I turn on my device), i tried everything from forgetting every saved network, restarting me device, ect, and its not my routers problem, my DNA connects automatically when I turn it on. Any of you guys had this problem? If so what did you do to fix it?
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
Hi,
I share the same problem. Upon a reboot, it will work normally for a while.
Once they symptoms starts, it will refuse to connect most of the time. When it does connect, it will disconnect within a couple of minutes. WPS wont respond either. toggle wifi/airplane mode does not work either.
The only way is to reboot.
However, I did have some findings but couldnt get it fixed! Do this and test if it works for you as well:
Go to terminal (needs to be rooted device):
Simply select the "Take wifilock/B]" option and it will stay connected!
Release it and it will get disconnected and back to the same issue.
Hopefully some experts can give us some pointers?
Temporary fix
I have the same problem. This is what i did to fix it: Settings- Wifi settings- advanced- switch always on to Never, reboot in recovery, clear cache, reboot your device and go back and turn Wifi back to Always on. this is a temporary fix because if you reboot or shutdown your device, you will need to redo the steps. this is a known problem with google's 4.2 jellybean. we need an update soon!
hope it helps you.
Thanks for your help
Sent from my Nexus 7 using xda app-developers app
It won't be much comfort to you, but remember that "it takes two to tango".
Yeah, there's IEEE standards for all of this stuff. Do interop problems still happen? All the frigging time, every day. Sure it is maddening.
And sometimes the problems only manifest themselves with an exact pair of firmware(s) releases between the AP and the client device. I had a WiFi router that would gladly talk to four or five unique types of devices; on the sixth - an Android phone - it would associate & authenticate successfully, but the client device would never get an IP address.
That sure sounds like a problem with the phone, doesn't it?
How did I fix the problem? I upgraded the firmware ... on the router !
Sometimes problems with intermittent connections can be rectified by fooling with things that you might think have no bearing on the problem. For instance, some routers will accept connections in A/B/G/N mode. Do you need all of those? If not, simplify your router's behaviors by disabling non-essential features, e.g. select G-only or N-only.
That's just an example - but the point is that the fewer behaviors either of the devices engage in, the lower the probability that the bug which is shared between them will get expressed.
So, you can either fool around with both devices, only one of them - changing one setting at a time to see if that alters the behavior you observe, or you can throw one device away and start all over with new combinations of devices. The router probably has more knobs which can be turned than the phone does (unless it's not your router, or you don't control it).
Good luck

Wifi problem

Does anyone having wifi connection problem? Normally every time when the phone screen goes back on, I will see the toast about changing network to mobile data, then goes back to wifi straight away. Also sometimes it happens even when I'm using the phone too... I'm using statics IP and Smart connect is off, then now I'm not too sure what's going on...
It's not a very big deal, but sometimes it's quite annoying, does anyone know the solutions? Or share your story
I have seen that same message several times I have smart network on. Even though I've seen this message before I have never experienced interruption on wifi
Haven't seen this yet tho I always turn network notification and always allow scanning to off in advanced Wi-Fi.
I am having a WiFi problem also but mine is different. I am having a problem connecting and staying connected to WiFi on the Note 4. If I turn WiFi on, it will not come on unless I restart the phone. Then after I get it to come on, it will stop working if I stop using the phone. Anyone else having this problem? Any solutions? And no it is not my home WiFi that is the problem. It happens on any WiFi network I try to connect to.
Katz916 said:
I am having a WiFi problem also but mine is different. I am having a problem connecting and staying connected to WiFi on the Note 4. If I turn WiFi on, it will not come on unless I restart the phone. Then after I get it to come on, it will stop working if I stop using the phone. Anyone else having this problem? Any solutions? And no it is not my home WiFi that is the problem. It happens on any WiFi network I try to connect to.
Click to expand...
Click to collapse
I had this problem on my brand new HTC One, I called Verizon, and said it's a manufacturer's issue. I've never had the issue like that, before that phone. Call Verizon and have them ship you a new one. Since it's under the manufacturer's warranty you shouldn't have to pay a dime!
So, does anyone reckon the router I'm using would be an issue?
Sent from my SM-N910U using Tapatalk 2
Easy to troubleshoot, try connecting to another router or connect using another phone.
My N910U does not have this problem, but my HTC ONE E8 does, it kills my VPN which drives me crazy.
The problem is very noticeable to me because in China, dropped VPN means no youtube/google/twitter, which I cant live without.
I figured that it has something to do with rooting, because the E8 was not dropping wifi before root.
I am not rooting my note 4 because of this, until proven otherwise
Please, post the variant name of the Note 4 with the issue, i.e. SM-N910*. Angelky have a SM-N910U. Katz916, which model have you?
Ask because I had a wifi issue with galaxy S4, never solved even from Samsung assistance.
i got the same problem sometimes..my wifi sometimes disconnect and then reconnect again..same model with u too..SM-N910U
liquidz17 said:
i got the same problem sometimes..my wifi sometimes disconnect and then reconnect again..same model with u too..SM-N910U
Click to expand...
Click to collapse
did you root your phone
dookie foo said:
did you root your phone
Click to expand...
Click to collapse
yea i root my phone..but is it have anything to do with it?well..it's not really bothering me...the problem sometimes when i using vpn (im in china so i must use vpn to connect anything in here) and it disconnect, it automatically turning off my vpn and i must re restarting the vpn again..
liquidz17 said:
yea i root my phone..but is it have anything to do with it?well..it's not really bothering me...the problem sometimes when i using vpn (im in china so i must use vpn to connect anything in here) and it disconnect, it automatically turning off my vpn and i must re restarting the vpn again..
Click to expand...
Click to collapse
I need always-on VPN as well.
My HTC ONE E8 was fine before rooting, drops wifi like crazy after root
I cant be 100% sure that root causes the problem, but I am not rooting my N910U until we know exactly what causes the problem.
dookie foo said:
I need always-on VPN as well.
My HTC ONE E8 was fine before rooting, drops wifi like crazy after root
I cant be 100% sure that root causes the problem, but I am not rooting my N910U until we know exactly what causes the problem.
Click to expand...
Click to collapse
sometimes i wonder if it's router problem though..i have 2 router in my house..when i connect the other one it's fine..no disconnect or anything..but i'm not sure..
liquidz17 said:
i got the same problem sometimes..my wifi sometimes disconnect and then reconnect again..same model with u too..SM-N910U
Click to expand...
Click to collapse
liquidz17 said:
sometimes i wonder if it's router problem though..i have 2 router in my house..when i connect the other one it's fine..no disconnect or anything..but i'm not sure..
Click to expand...
Click to collapse
Ya, i think rooted phone may be one of the issues, and probably router as well. I never try other routers, but in my case it always connects to mobile data when i wake up the phone, then straight goes back to wifi. And randomly connect to data then back to wifi again.... As i said its not very big deal, but sometimes its quite annoying...
angelky said:
Ya, i think rooted phone may be one of the issues, and probably router as well. I never try other routers, but in my case it always connects to mobile data when i wake up the phone, then straight goes back to wifi. And randomly connect to data then back to wifi again.... As i said its not very big deal, but sometimes its quite annoying...
Click to expand...
Click to collapse
well my problem is not like that, whenever im using phone sometimes the wifi disconnect and then reconnect it again, just like that..strange though..but yeah..maybe because of the rooted..
and now i just factory reset my phone because it have battery drain problem before, seems ok now
liquidz17 said:
well my problem is not like that, whenever im using phone sometimes the wifi disconnect and then reconnect it again, just like that..strange though..but yeah..maybe because of the rooted..
and now i just factory reset my phone because it have battery drain problem before, seems ok now
Click to expand...
Click to collapse
Ya, pretty much similar to mine, but i don't have battery drain problem and i'm glad
angelky said:
Ya, pretty much similar to mine, but i don't have battery drain problem and i'm glad
Click to expand...
Click to collapse
yeahh..because last time i only can use my note4 for 7-8 hours and dead..and after 1st reset..i got indexservice problem..=(
after 2nd reset now seems fine..6h use, 1h 45m sot and still 65% left..so far so good
liquidz17 said:
yeahh..because last time i only can use my note4 for 7-8 hours and dead..and after 1st reset..i got indexservice problem..=(
after 2nd reset now seems fine..6h use, 1h 45m sot and still 65% left..so far so good
Click to expand...
Click to collapse
I juz flashed a 3rd party rom and now seems works fine with the wifi now Not very sure, still need to test a bit more.....
angelky said:
I juz flashed a 3rd party rom and now seems works fine with the wifi now Not very sure, still need to test a bit more.....
Click to expand...
Click to collapse
which rom u flashed?did it work flawlessy now?

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