Rebooting often with bluetooth - Nexus 4 Q&A, Help & Troubleshooting

Greetings,
I'm asking this question in name of my brother, whom I have given my nexus 4 when switching to a nexus 5.
Often when he uses bluetooth to connect to his car, his nexus 4 reboots, with date and hour completely reset. Also, recently the phone randomly shut down because it had 0 charge left, however the phone was practically just recharged. I never had any problems, but then again, I never used bluetooth.
Additional info: the phone is not rooted and is on android 4.4.
Is this any known problem?

Burrid said:
Greetings,
I'm asking this question in name of my brother, whom I have given my nexus 4 when switching to a nexus 5.
Often when he uses bluetooth to connect to his car, his nexus 4 reboots, with date and hour completely reset. Also, recently the phone randomly shut down because it had 0 charge left, however the phone was practically just recharged. I never had any problems, but then again, I never used bluetooth.
Additional info: the phone is not rooted and is on android 4.4.
Is this any known problem?
Click to expand...
Click to collapse
Tell your brother to flash a new ROM.

abaaaabbbb63 said:
Tell your brother to flash a new ROM.
Click to expand...
Click to collapse
He is not rooted and not tech savvy. Also, I'm not going to root the phone for him or he will come to me every time there's a problem. Isn't there any other way?

Burrid said:
He is not rooted and not tech savvy. Also, I'm not going to root the phone for him or he will come to me every time there's a problem. Isn't there any other way?
Click to expand...
Click to collapse
Try flashing the factory images for him.

Sorry for digging up this sort of old thread.
I have similar problems on my N4 with CyanogenMod 11 (04/12 Nightly, Cm11 stock kernel). I use a Sony Smartwatch 2 and while connected, it'll randomly reboot, particularly while updating/dowloading from the Play Store. Im going to try a newer nightly and if not the latest factory image to report.

Related

[Q] GT7510 32gb keeps switching off

Hi
Has anyone experienced that the tablet switches off constantly with out any any specific reason?
I could easily surf or read an email without switching off.. but then i would watch a movie and it switch off instantly or the other way around and its not even shutting down.. it just goes from powered on, to completely switched off.. It does not get hot and it does charge perfectly and the battery level does not drop/discharge radically.. it has never been dropped or manhandled. and it started doing last week
I'm on stock 3.2 PDA:KMP CSC:KMP (XAB), not rooted..
Any ideas, suggestions?
Thanks in advance
I suggest you to discuss your matter from where have you bought the notebook as there might be some problem in hardware
SofiaBrown said:
I suggest you to discuss your matter from where have you bought the notebook as there might be some problem in hardware
Click to expand...
Click to collapse
What notebook?
You might have some apps installed that cause this...?
Jay Rock said:
What notebook?
You might have some apps installed that cause this...?
Click to expand...
Click to collapse
I hope he means tab?
Im gonna give that a shot. since that's the only thing i said i yes to, after the factory reset.
ill get back with the results
Thanks
-TB-
I used to own a Galaxy Tab plus 7.0, which experienced this known problem of random reboot and/or sleep of death. You could google that to find out more.
I've since returned it for a refund. Then I picked up this used P7500 a month ago. It has not experienced not even one reboot. Sure, apps do crash from time to time, but the OS never completely froze.
How long have you owned your unit? If relatively new, I would returned it. If for a while, and only recently you experienced the problem, then I would do a factory wipe, or at least re-trace your steps and uninstall the last few apps. Also, ask yourself whether the problem is already related to certain apps. If so, get rid of those apps.
hi
Did a complete wipe.. so now its close as possible to factory default..
Could it be a battery calibration error? it works plugged in to either pc or wall socket.. works 10min after but then switches of randomly
Thanks for all the help/suggestions so far really appreciate it!
I know some mentioned the option of returning it.. But its bought in the US and im located in Denmark!
-TB-

[Q] Nexus 4 Notification Delay

This topic has been discussed a lot of times on internet but I am really concerned about fixing my phone as no matter what, if i am on 2G, 3G or WIFI I stop having notification after 15-20 minutes. In fact I tried PINGING my device and PING stops really after 15 minutes. Anyways, currently I am desperately waiting for 4.3 and there is just no NEWS of the RELEASE DATE whatsoever. But also I am not much into CUSTOM ROM or KERNELS but was wondering if I can only update the KERNEL version (i.e., FRANCO if any one suggest) and solve this issue. I want to be remain on STOCK ANDROID but is it possible to only upgrade the kernel ?
Also I would need tutorial for the quickest root and the safest kernel to follow and keep upgrading it all the time. Thank you.
ibrahim52 said:
This topic has been discussed a lot of times on internet but I am really concerned about fixing my phone as no matter what, if i am on 2G, 3G or WIFI I stop having notification after 15-20 minutes. In fact I tried PINGING my device and PING stops really after 15 minutes. Anyways, currently I am desperately waiting for 4.3 and there is just no NEWS of the RELEASE DATE whatsoever. But also I am not much into CUSTOM ROM or KERNELS but was wondering if I can only update the KERNEL version (i.e., FRANCO if any one suggest) and solve this issue. I want to be remain on STOCK ANDROID but is it possible to only upgrade the kernel ?
Also I would need tutorial for the quickest root and the safest kernel to follow and keep upgrading it all the time. Thank you.
Click to expand...
Click to collapse
The choices and threads are out there for you if this is truly bothering you. You can stay stock and flash a couple of files to test out if your issue is fixed. Rooting is not the end of the world and you can always go back. As for tools there are multiple stickied root methods just choose one. Also no guarantee 4.3 fixes the issue. I flashed a couple files from Development in the Wifi/Fix thread and my problems went away. May for you it may be the prima drivers but you wont know until you do it
playya said:
The choices and threads are out there for you if this is truly bothering you. You can stay stock and flash a couple of files to test out if your issue is fixed. Rooting is not the end of the world and you can always go back. As for tools there are multiple stickied root methods just choose one. Also no guarantee 4.3 fixes the issue. I flashed a couple files from Development in the Wifi/Fix thread and my problems went away. May for you it may be the prima drivers but you wont know until you do it
Click to expand...
Click to collapse
I will be still waiting till 4.3 is released but just one thing I wanted to confirm when you said your problem was FIXED. Was it on both 3G / WiFi because this issue occurs on both interface.
Are there any other particular apps that still gets notification after everyone don't?
Sent from my Nexus 4 using xda app-developers app
QuackDuck said:
Are there any other particular apps that still gets notification after everyone don't?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
any APP has the same issue. I use the following and in everything it is the same frustrating issue.
whatsapp
Talk.to
Email (Even if the settings are on 1 hour INBOX CHECK, it never works until i manually do the sync)
These are the only apps I always expect to notify me INSTANTLY. Also it was the same in Google talk and any other IM apps.
ibrahim52 said:
I will be still waiting till 4.3 is released but just one thing I wanted to confirm when you said your problem was FIXED. Was it on both 3G / WiFi because this issue occurs on both interface.
Click to expand...
Click to collapse
for me I had mostly issues on wifi and now I can ping my phone after 30 minutes and it still going. I never honestly noticed it on 3g but either way you have options try them first
playya said:
for me I had mostly issues on wifi and now I can ping my phone after 30 minutes and it still going. I never honestly noticed it on 3g but either way you have options try them first
Click to expand...
Click to collapse
Thanks but it also happens in 2G because 3G I can't use due to my work environment where I can't keep charging my phone and in 3G this phone battery drains quickly. Well, two more weeks ill wait for 4.3 and if Google is still fooling then I will go ahead with ROOT and some KERNEL experiments. Thanks a load.

Android 5.0.1 Changes

While there are several threads announcing the release of Android 5.0.1, in regard to the Nexus 6, most of them seem to be filled with posts relating to the availability, instructions for sideloading, etc.
This thread is to discuss the CHANGES that you have noticed between 5.0 and 5.0.1, and as this is the Nexus 6 section, it should really relate to changes on that device only. You may list changes you've personally noticed, or published changes, but please indicate the source. I, like many of you, no doubt, am very curious to see what is new, fixed, broken, etc.
http://aosp.changelog.to/aosp-LRX21V-LRX22C.html
On 5.0 I kept having the cloud print service or whatever keep crashing, on 5.0.1 I had the Amazon kindle app keep showing a notification Amazon kindle stopped for about 12 hours and had to reboot my phone. (Kept throwing the notification up about every 20 minutes on 5.0.1)
My phone has also been unable to chromecast netflix for the last week and I have to use my gf's nexus 6 to chromecast netflix. Weird little problems with applications on both operating systems.
Edit: Finally re-installed netflix and it fixed chromecasting.
It would be nice to see a list of changes (In language a typical person speaks rather than the jumbled mess that those AOSP changes look like)
I agree. Those AOSP changes are not that easy to understand. Also, they are just to the Android Operating System but doesn't the OTA also contain a new Modem and possibly other driver updates that would fix other issues with our phones? Those fixes and changes would not be in the AOSP list.
On a second note, why does Google do this? They obviously know whats changed. How hard is it to publish a simple list?
Is 5.0.1 fixing the slow text/multiple texts sent issue for Sprint users? People are getting my texts like 10 times quite frequently, I read somewhere that this version fixes that.
agentfazexx said:
Is 5.0.1 fixing the slow text/multiple texts sent issue for Sprint users? People are getting my texts like 10 times quite frequently, I read somewhere that this version fixes that.
Click to expand...
Click to collapse
It doesn't.
Hell, I'm on AT&T and have the slow text issue. It'll stay stuck on "sending" for 3-4 minutes sometimes. Not sure if it sends multiple times or not, haven't had anyone complain to me that they got the same message several times.
I think I saw there is a new radio... Would be interested to know if signal reception is any better
Sent from my Nexus 6 using XDA Free mobile app
banzaiwolfe said:
It doesn't.
Click to expand...
Click to collapse
What does?
Sent from my Nexus 6 using XDA Free mobile app
On 5.0 I could not connect to my company’s Wi-Fi (it would show as ‘Saved’ but no connection).
On 5.0.1 I have no issues connecting to the same Wi-Fi.
fdan100 said:
On 5.0 I could not connect to my company’s Wi-Fi (it would show as ‘Saved’ but no connection).
On 5.0.1 I have no issues connecting to the same Wi-Fi.
Click to expand...
Click to collapse
sweet, thanks for letting me know that this works now.
digging in a little deeper
https://android.googlesource.com/platform/external/wpa_supplicant_8/+/1d13911
Work around AP misbehavior on EAPOL-Key descriptor version
It looks like some APs are incorrectly selecting descriptor version 3
(AES-128-CMAC) for EAPOL-Key frames when version 2 (HMAC-SHA1) was
expected to be used. This is likely triggered by an attempt to negotiate
PMF with SHA1-based AKM.
Since AES-128-CMAC is considered stronger than HMAC-SHA1, allow the
incorrect, but stronger, option to be used in these cases to avoid
interoperability issues with deployed APs.
This issue shows up with "WPA: CCMP is used, but EAPOL-Key descriptor
version (3) is not 2" in debug log. With the new workaround, this issue
is ignored and "WPA: Interoperability workaround: allow incorrect
(should have been HMAC-SHA1), but stronger (is AES-128-CMAC), descriptor
version to be used" is written to the log.
Bug: 18411110
Change-Id: I9ae12e8882adc9e785f6e4cef9f30b89bf72dcd2
Signed-off-by: Jouni Malinen <[email protected]>
Click to expand...
Click to collapse
I'm seriously noticing my battery is better then it was yesterday before I flashed 5..0.1 I was roughly 34%, which was not really bad, after 12 hours of my normal use. Today, 50%, same time as yesterday. I will keep an eye on it, but thats what I'm seeing. Everything else seems about the same to me.
The issue with the face unlock camera is fixed.
5.0 is had huge problems in dim rooms buy now no issues
jackpollard said:
I'm seriously noticing my battery is better then it was yesterday before I flashed 5..0.1
Click to expand...
Click to collapse
I was kinda seeing this too.
N6
land2634 said:
Hell, I'm on AT&T and have the slow text issue. It'll stay stuck on "sending" for 3-4 minutes sometimes. Not sure if it sends multiple times or not, haven't had anyone complain to me that they got the same message several times.
Click to expand...
Click to collapse
FWIW I'm on AT&T and have not had this happen to me even once.
jackpollard said:
I'm seriously noticing my battery is better then it was yesterday before I flashed 5..0.1 I was roughly 34%, which was not really bad, after 12 hours of my normal use. Today, 50%, same time as yesterday. I will keep an eye on it, but thats what I'm seeing. Everything else seems about the same to me.
Click to expand...
Click to collapse
Now that's more like it!
Not sure if it was 501 or the gplay music update, but my music sounds much more clear now. No more cloud print crashes.. Hoping my signal issue was fixed (sprint) but as im deployed right now i only use wifi.
Is anyone else having issues adding an exchange email account using the Gmail app? BTW, I flashed my phone to the stock 5.0.1 (LRX22C) version. After returning to complete stock I rooted and flashed TWRP but the issue was present before I made those changes.
cavalier11 said:
Is anyone else having issues adding an exchange email account using the Gmail app? BTW, I flashed my phone to the stock 5.0.1 (LRX22C) version. After returning to complete stock I rooted and flashed TWRP but the issue was present before I made those changes.
Click to expand...
Click to collapse
i am not having that issue with my exchange account and gmail app

Exclamation mark on Wifi/Signal icon

I cannot seem to fix it. I have searched threads here and on other forums, poked around the Google forums and I have tried everything mentioned and I cannot get it to go away. It comes and goes at random too. I have yet to flash an older radio, if anyone could provide me with one then I could give that a shot, but I cannot believe that I am in the minority here.
Oh and I have completely factory reset my phone and it does not help. Rooted running PureNexus.
tluley51 said:
I cannot seem to fix it. I have searched threads here and on other forums, poked around the Google forums and I have tried everything mentioned and I cannot get it to go away. It comes and goes at random too. I have yet to flash an older radio, if anyone could provide me with one then I could give that a shot, but I cannot believe that I am in the minority here.
Oh and I have completely factory reset my phone and it does not help. Rooted running PureNexus.
Click to expand...
Click to collapse
That's means your router has no Internet not the phone. It's your WiFi router losing its Internet connection. Without seeing your setup I can only speculate as to the exact issue.
Gizmoe said:
That's means your router has no Internet not the phone. It's your WiFi router losing its Internet connection. Without seeing your setup I can only speculate as to the exact issue.
Click to expand...
Click to collapse
There are 2 problems with that. All my computers and other phones in the house do not have this problem, so it definitely is not the router. Also, I am not always connected to my home router. I will be on my commute to work (no wifi) and it will happen. Hell, it will happen AT work and we have an enterprise network with update to date Cisco switches and APs.
tluley51 said:
There are 2 problems with that. All my computers and other phones in the house do not have this problem, so it definitely is not the router. Also, I am not always connected to my home router. I will be on my commute to work (no wifi) and it will happen. Hell, it will happen AT work and we have an enterprise network with update to date Cisco switches and APs.
Click to expand...
Click to collapse
Rma then. It's not normal.
Gizmoe said:
Rma then. It's not normal.
Click to expand...
Click to collapse
Funny thing is, I am back to unrooted stock and it instantly goes away. I was having the issue last night and into this morning on my home Wifi, on my way to work, then at work on LTE and when on the Wifi. I reverted the phone back to stock and now all is well. Why would a custom rom have something to do with not connecting to Google Services??
tluley51 said:
Funny thing is, I am back to unrooted stock and it instantly goes away. I was having the issue last night and into this morning on my home Wifi, on my way to work, then at work on LTE and when on the Wifi. I reverted the phone back to stock and now all is well. Why would a custom rom have something to do with not connecting to Google Services??
Click to expand...
Click to collapse
There could be many reasons. Custom Roms are modified and usually have custom kernels. Lots of stuff can go wrong. It's the risk of flashing custom Roms. I find with the 6p, stock rooted is the best. There isn't anything you can't do between xposed and root access. Each time I try a rom I have radio issues to be honest. I just stay stock.
That's a good call. Really the only thing I want root for is theming and double tap to wake, both can be achieved without custom rom (I believe)
Although I use Android Pay and even with systemless root, I am unable to get it to work....So maybe I should stay stock for awhile, but that is for another thread.
Appreciate your help, Gizmoe!
tluley51 said:
That's a good call. Really the only thing I want root for is theming and double tap to wake, both can be achieved without custom rom (I believe)
Although I use Android Pay and even with systemless root, I am unable to get it to work....So maybe I should stay stock for awhile, but that is for another thread.
Appreciate your help, Gizmoe!
Click to expand...
Click to collapse
I think Google has updated the safetynet API that prevents Android Pay working with Systemless root. I had it working until the latest update of Android Pay.
tluley51 said:
I cannot seem to fix it. I have searched threads here and on other forums, poked around the Google forums and I have tried everything mentioned and I cannot get it to go away. It comes and goes at random too. I have yet to flash an older radio, if anyone could provide me with one then I could give that a shot, but I cannot believe that I am in the minority here.
Oh and I have completely factory reset my phone and it does not help. Rooted running PureNexus.
Click to expand...
Click to collapse
I see you are running Pure Nexus, seems you are not the first to have an issue with wifi. Beans has suggested a potential fix.
SlimSnoopOS said:
I see you are running Pure Nexus, seems you are not the first to have an issue with wifi. Beans has suggested a potential fix.
Click to expand...
Click to collapse
Unfortunately, I had tried that. I am not even sure it is Wifi related though as I was getting the ! on my cell signal as well when I wasn't even on wifi.
tluley51 said:
Unfortunately, I had tried that. I am not even sure it is Wifi related though as I was getting the ! on my cell signal as well when I wasn't even on wifi.
Click to expand...
Click to collapse
Hmm, that is unusual. Is this all occurring with the matching Vendor.img to the Pure Nexus build you are using?
Sent from my Nexus 5X using Tapatalk
SlimSnoopOS said:
Hmm, that is unusual. Is this all occurring with the matching Vendor.img to the Pure Nexus build you are using?
Sent from my Nexus 5X using Tapatalk
Click to expand...
Click to collapse
Yes, it was. I have reverted back to stock unrooted and I am no longer having the issue. I did not want to do this, but unfortunately I have to actually use my phone as a phone and need the basic functionality that I was losing with the continuous issue.
tluley51 said:
Yes, it was. I have reverted back to stock unrooted and I am no longer having the issue. I did not want to do this, but unfortunately I have to actually use my phone as a phone and need the basic functionality that I was losing with the continuous issue.
Click to expand...
Click to collapse
I suggest trying another rom and testing that out. May help you isolate the problem. Perhaps its has to do with 2.4 ghz vs. 5.0 ghz Wi-Fi networks, either can be forced in Wi-Fi settings. Or it may be a conflict with a mod in Pure Nexus if this does not occur on another rom.
Sent from my Nexus 5X using Tapatalk

New Nexus 6P User, problems out of the gate

So like the title says, I'm a new Nexus 6P user, and I had problems out of the gate.
I bought the device 2nd hand from a guy off craigslist, after my S6 edge started over heating after I had the screen replaced (don't buy Samsung "edge" phones, I know your careful, but on the off chance you drop it, your in a world of trouble).
I tested the phone, before I bought it, it appeared pretty much brand new, everything worked. When I got home, and hard reset it again for good measure all hell broke lose.
After a hard reset the phone wanted to update to build 19 something. After the update and a reboot, the phone app kept crashing before I could finish the setup process. The only thing I could do is factory reset it again. This appeared to clear up that problem. I did the near by device thing, and restored it from what Google could find out about my S6 edge. I wish it was more of a restore like what you can do in the iOS world, but it's better then what we had before so it's cool. I noticed that Chrome would crash everytime you tried to use it only in less I uninstalled the update. After I got the phone to the point where I wanted it, I thought I was free in the clear. When I started trying to use music apps, they all crash. Apple Music, Spotify, Soundcloud. Then I noticed YouTube also crashed the same way. When I tried to make a phone call, the phone app would crash too... So the phone was useless. I downloaded the SDK and the most current build which I think was 20 something. I followed a guide on here and formatted the phone reinstalling everything around build 20. The only thing this fixed was the phone issue.
I could now make phone calls without it crashing, but I was in the same boat with some applications working, and the same ones that didn't work not working. I flashed this phone 5, or 6 times, with the last time me formatting the userdata. I read that it wasn't a good idea because it could lock me to only 32GB ( I had a 64GB version), but after I did the flashing along with the usedata format, I still had 64GB of useable space, however I still had the same issue with the same types of applications crashing. I tried older builds, same issue (also the older builds all had the problem with the phone app crashing to the point that the phone wasn't usable).
I ended up sending the phone to the manufacturer, which appears to be in the same metroplex I live in. Hopefully they can find a hardware problem under warenty and fix it. I'm making this post to see if anyone else ran into similar issues, and if anyone knows if this is a hardware build issue, that was hopefully resolved.
I'm sorry to be so long winded...
Is the phone rooted and running a custom ROM?
Pappy35 said:
Is the phone rooted and running a custom ROM?
Click to expand...
Click to collapse
Everything appeared to be stock, I don't know if it was rooted before, but when I was finished with it it was stock, I even locked the boot loader again (it was locked before I started flashing it)
vmiyoshi said:
Everything appeared to be stock, I don't know if it was rooted before, but when I was finished with it it was stock, I even locked the boot loader again (it was locked before I started flashing it)
Click to expand...
Click to collapse
How much did you pay for it?
Sent from my LG-H830 using Tapatalk
RidinNerdy said:
How much did you pay for it?
Sent from my LG-H830 using Tapatalk
Click to expand...
Click to collapse
I paid 4 for it...

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