My Nexus can't connect to internet anymore - Android Software/Hacking General [Developers Only]

Hello
a couple of weeks ago, nexus wifi stopped working and showes me 'Unable to start Wifi' when I try to enable the wifi. However, I googled this and understood that it could be from the superboot version.
I waited for the froyo. Today installed it and have the same problem. Unforunately, I decided to reflash my nexus to the original firmware which I thought it might fix my problem. The wifi still doesn't work and since then I can't connect to the mobile network also
It connects to the mobile network and disconnects in a couple of seconds all day.
please help me with this, I can't live with this mobile without internet. I couldn't configur my gmail account
now running android 2.2/FRF83

pleaaaaase help

Related

[Q] WP7 Wifi connectivity problem

Hi lately i have been experiencing troubles with my wifi.
The router signal is strong and whenever i turn on my phone it will be connected in less than a few seconds but WITHOUT connectivity. (ie. the wifi symbol shows connected but i cant browse the net)
The only work around for this is to manually disable and re-enable wifi for my phone to be truly connected. (Which is very tedious)
I know this may be a router problem as well but in the past i didnt have this issue.
Im using HTC Mozart 7 - updated to 8107
I was wondering if anyone is having this issue too and knows of a solution to it.
Thanks
unplug the router and plug it back in (after 30 seconds)
Home routers are noted to stop handing out addresses at random times. Rebooting re-enables this so the phone can get an address and get on the net.
Hm my router is working properly. All my other devices are connected with connectivity. Whenever i turn on my phone, it also says connected (but without connectivity), so the work around is to disable and re-enable my "phone" wifi and then my phone is connected WITH connectivity.
To do that is quite tedious every single time... and it seems like a connection bug in my phone if all my other WIFI devices are connecting properly
Thanks
Hi guys.
I have the same issues with my Omnia 7 too. Started a few days ago. Cant sync emails, nor surf on my phone. It seems like itss connected to my network. I have my latop and other phone working on it like a charm. Any ideas?
Hi,
I have the same problem on my Omnia 7 and it all started after the 8107.79 OS Update.
The WiFi works fine when you first connect but after the phone is not used for a few minutes and I turn it on, it's shows as connected but I can't load any websites.
If I disconnect the WiFi and connect again it works fine
This is a serious issue!!!
I have also tried to restart my router but this didn't solve the problem.
Did you guys found a workaround?
Thanks!
Same here
I have the same problem (after 8107 update).
It connects to my wifi, and strangely sometimes (but that's rare) working, and get pages to load on, but then it shows the connection, but can't load any page in IE.
Also, reconnecting doesn't solve always the problem.
Any suggestions what to do?
After i have done a hard reset, and reverted back to 7740, i don't got any problem to cennect to my home wifi.
But the disappearing keyboard is really annoying, so i want the 8107 update features, but not the bugs of it.
Still no other one have problems with the wifi connection @8107???
We are 3-4 who got the problem, so i don't think its so user specific...
Another news
After reverted back to 7740 i decided to update one more time to 8107. (If something will go wrong then I have a backup of my Omnia7 with WP7 Easy Backup).
So i updated to 8107 one more time (no KK2 update arrived, CSC and PDA is KI4), and now the wifi connection works fine.
So try to revert back to an earlier version (with a backup), and then update again, maybe it can solve the problem
Yea.. but that is really random then... its like saying ur update is better than my udpate!! haha even though its the same material overall
Im sure more people have this issue as well just havent seen this thread
Hello ! I have the same problem with my HTC HD7 I have to take off the battery to let WI fi work again this is very annoying!! A fix for this please!!
Sent from my HD7 T9292 using XDA Windows Phone 7 App
count me too ! Omnia W
Not working - again
I've done a backup in 7740, so i reverted to it for 1 day, and there was no problem with the wifi.
Then i decided to give another try on 8107 - and it worked well for 3-4 hours. That was 2 days ago (as you can see in my earlier posts)
But now it have the same problem, connects to the home wifi, but after a while the internet is missing, however the connection remains! Can't load any page on IE and can't connect with any app that needs internet connection.
This is a serious problem, and i see that others have this problem too, so we should deal with it!
Any expert that know something about this issue?
HTC Trophy with the same WiFi problem.
I have same problem on my LG Optimus 7.
anyone with problems receiving incoming calls too? sometimes freezes the screen and have to take the battery out and put it again to reboot!
Same problem here with HTC Titan. The prob started after the 7740 update. Now running 8107. Turning the WiFi off and on again does work (thanks Mercea2) but, as he says it is tedious.
I'm having a similar (same?) issue on my Omnia 7 - the problem hasn't always been there though.
I've come up with a work-around - turn off 3G data while in range of WiFi, and turn WiFi off when not in range and switch 3G data back on.
If only one is turned on at a time, my people hub updates instantly. If both are on, it takes many attempts and a long time.
Seems like there is some issue switching between 3G and WiFi...
3G/wifi not working together
As someone said it before, the wifi keeps giving errors if 3G data connection and wifi is also turned on!
If i switch off and back the data connection switch (!!), then the wlan works again for a while. If i switch data totally off then works flawlessly.
Any workaround for that?
Maybe a homebrew, that can switch off data connection temporarily, if the phone is connected to a wifi network, and after disconnecting it will switching back. But I think if it can be done, than just on fully-unlocked roms (i have Omnia7, and unfortunately DFT SammyRainbow is not ready yet)
My wifi/3G problem started with the 8107 update (Omnia7, not KK2).
So any suggestions what to do?
Ok.... this is getting on my nerve... whats the point of having wifi on if it doesnt connect the moment that its suppose to!!!
Can we inform anyone about this?
Same problem here with HTC mozart after the update... worked for 2 days and then no more wifi
Hope microsoft put an update soon

[Q] Internet Not Working

Hey everyone,
So, I was using my nexus 5 in my university over wifi and it was working all fine and then all of a sudden the internet stopped and I couldn't browse or use any app that requires an internet connection. I switched off my wifi and turned over to my 3g connection and the problem was still there that is it would connect and everything but it wouldn't allow me to browse or use any such application, I tried restarting the phone, clear the cache through recovery, gave it a soft reboot but the problem still persists even with the wifi that I have at my home. I have tried opera and chrome and both of them are not working, neither is whatsapp, facebook or anything that requires an internet connection. Chrome says "erro code: DNS_PROBE_FINISHED_NO_INTERNET" while opera said "DNS lookup failed" and the same error comes over both wifi and data network.
Would really appreciate if someone could help me with it cause I need the internet to work on my phone as I can't carry a laptop everywhere. :/
hamid.ishfaq said:
Hey everyone,
So, I was using my nexus 5 in my university over wifi and it was working all fine and then all of a sudden the internet stopped and I couldn't browse or use any app that requires an internet connection. I switched off my wifi and turned over to my 3g connection and the problem was still there that is it would connect and everything but it wouldn't allow me to browse or use any such application, I tried restarting the phone, clear the cache through recovery, gave it a soft reboot but the problem still persists even with the wifi that I have at my home. I have tried opera and chrome and both of them are not working, neither is whatsapp, facebook or anything that requires an internet connection. Chrome says "erro code: DNS_PROBE_FINISHED_NO_INTERNET" while opera said "DNS lookup failed" and the same error comes over both wifi and data network.
Would really appreciate if someone could help me with it cause I need the internet to work on my phone as I can't carry a laptop everywhere. :/
Click to expand...
Click to collapse
try turning off your router for 3 minutes then turn it back on. about your 3G.. have you called your provider?
I take it you have turned off the phone and back on?
Sent from my Android L Nexus 5 via Tapatalk

[Q] WiFi Issue

Background:
A week ago, I flashed the Lollipop Developer Preview onto my Nexus 5. I am also in High School, and my school offers WiFi. When I went to school the morning after I flashed it, I was having some trouble with the WiFi. I usually open up Chrome and go somewhere basic (google.com) because the school WiFi will block everything and automatically redirect you to an authentication page, where you would sign in with your student ID and password. What would happen was I would try to connect to the open, unsecured SSID, my phone would connect to it, but would leave a little exclamation mark next to my WiFi indicator. I did some research on that and found that it was because my phone wasn't detecting an active connection, and was switching me back to Mobile Network thanks to the new Lollipop feature. Which means that when I would try to get redirected to the Authentication Page, it would use Mobile Network and successfully bring up whatever URL I threw in there. I searched some more on Google, XDA, and various other Android forums, to no avail.
So, I figured it wasn't the worst thing in the world, and decided to go some time without WiFi while sticking to my Mobile Network. After a couple of days, the WiFi issue seemingly resolved itself. I'm not sure if it was because of something I did, or whatever else. I used the same SSID, same URL for redirection, same browser, same everything. I didn't care, it was fixed. And I thought that was the end of it.
Fast forward to now:
Last night, I flashed the official stock image, straight from Google. I thought the issue I had the week prior was a bug that would've been fixed. To my surprise, I get to school, and sure enough, the same issue as a week before. I am, obviously, going to wait and see if it fixes itself again, but the issue sparked curiosity, and now I have to ask...
What would cause this?
What are some possible resolutions to this?
Is this something Google didn't think of when designing 5.0?
If anybody has/had the same issue, I would love to hear about it. Any help or tips/resolutions are appreciated.
Thanks,
206003
Update:
I'm not sure what happened, exactly, but upon coming to school this morning, I noticed that my WiFi works and the issue is gone. Though I'm glad, I'm still not sure why this happened. Any answers?
Sent from my Nexus 5 using XDA mobile app
I read here on the Nexus 5 site) that Lollypop has a problem when on channel 12 and higher on wifi. Might be your problem.
That's what I thought too. So I downloaded a WiFi analyzer and tried to connect directly to a channel 1 connection. It didn't work. I tried a channel 6 connection, which still didn't work. Any other ideas?
Sent from my Nexus 5 using XDA mobile app
I don't think you can do it that way. I think you will have to actually go into the school router and make the changes on the router. You will need password and permissions and I doubt that school will give it to you.
The WiFi analyzer I used showed me the available channels for the SSID, along with the channel number I was connected to. None of the channels worked.
Sent from my Nexus 5 using XDA mobile app
Same problem. Whenever I try to reconnect to any WiFi, it shows an exclamation mark. To make it work, I have to either switch airplane mode on then off, or forget network and setup again.
This happened ever since upgrading to Android Lollipop without wiping data. I am rooted if that matters.
Any updates? Changing channels is far from a feasible solution.
I found a better temporary fix. Once connected to WiFi, you disable data until the exclamation mark is gone, and then re-enable it.
I'm still not too sure what the fix is. Like I said, time solved my issue. I am still curious as to what it is though, so any input is appreciated.
Sent from my Nexus 5 using XDA mobile app
After a while, the problem reappears so I keep mobile data disabled while on WiFi. You can automate that with Smart WiFi Toggler. Problem pretty much solved.
Yup. Problem reappeared. When I try to disable mobile data and connect again, nothing happens. I still have the exclamation mark.
Sent from my Nexus 5 using XDA mobile app
Here's how I do it:
Connect to WiFi > Disable Mobile Data > Surf the Internet > Exclamation mark disappears.
Android 5.0.1 seems to have fixed the issue for me.
Greetings.
I had the same wifi! problem with everyone and when i looked at my router's settings i noticed that there was no dns selected in the router. not from isp, not manually, nothing. So i just checked dns from isp and voila.
hope that helps someone.

[Completed] Wifi connection kills Android phone

Hello there, I have a weird issue with my android phone, suddenly when I try to connect to a specific network using Wifi my phone gets blocked (Black screen) and is totally unresponsive, the only way to get back the phone to work is doing a full factory reset, This happens since yesterday afternoon when I get back to the office and tried to get connected to my office network, everything was working fine with my phone, no new apps installed recently, am on KitKat 4.4.2 and as I told you everything was fine till yesterday. I try to connect to my home wifi network and to other places, even public networks, and it works fine without problem, it seems is just with my office network but the IT group told me no changes was made in the network configuration since past 2 week.
Any sugestion, troubleshooting tips???
Thanks a lot
Hi there,
Please give us more details about your device.
Thanks

Not able to connect to school wifi

So a few weeks ago I received an update ota for my nexus(unrooted). Everything seemed normal until I tried to connect to my school wifi. Before the update the wifi worked fine at school. For some reason when I try to connect now nothing happens,it says connecting for about a second then it's just blank as though I hadn't tried to connect to it at all. I have deleted the network and tried to reconnect and it still doesn't work. I have also factory reset my phone and still no luck. My wifi still works at home too. The first time log in onto the school wifi gives a prompt that asks for user id and password (not web based or internet pop up based login) through the android os, it is a one time login. Any ideas ?
Thanks in advance.

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