5 USB devices? - Nexus 4 Q&A, Help & Troubleshooting

Hey guys,
Not that it is a real problem, but I was wondering why my device manager shows 5 USB devices for my Nexus 4, 3 times ADB and 2 times bootloader. Any idea why?
Thanks in advance

It this really that strange that no one knows why it's caused ?
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Remcotjuuh said:
It this really that strange that no one knows why it's caused ?
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
I've never seen that before. Uninstall all your drivers and start over?

Maybe because I installed it using a toolkit? Anyhow, I'll try installing them again
Sent from my Nexus 4 using xda app-developers app

Well, I investigated the issue a little and found out there where even six devices: 2 bootloader and 2 ADB devices which were always visible but "couldn't be started" and one bootloader and one ADB device, from which one is active when the mode is activated. I deleted the 4 devices and everything still functions well.

Do you have a Linux box anywhere near you? If you do, type "lsusb" into terminal with the phone plugged in. Windows is retarded.

I do have a dual boot with Ubuntu 12.04, but what will that command actually do?
Sent from my Nexus 4 using xda app-developers app

Related

[Q] What is the best way to transfer files from Nexus 4 to your PC

I am trying to connect my phone to my PC but they won't communicate. tried to go to recovery 6.0.1.9 but I still mount storage didn't work for me.
Any help will be greatly appreciated.
Sent from my Nexus 4 using xda app-developers app
Boot in to android or do it through fastboot
Sent from my Nexus 4 using Tapatalk 2
Transferring files from or to pc
darius0519 said:
I am trying to connect my phone to my PC but they won't communicate. tried to go to recovery 6.0.1.9 but I still mount storage didn't work for me.
Any help will be greatly appreciated.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Already installed drivers for the N4? Using correct data cable?
Even tried wireless solutions as air droid?
But before you do all these things, is your N4 visible in your pc- explorer?
For further questions just contact me. I'm willing to support you.
Try rebooting. That's what fixed it for me lol. You could also try changing USB Storage mode to PTP or MTP from whatever it's on now.
Chemobrain said:
Already installed drivers for the N4? Using correct data cable?
Even tried wireless solutions as air droid?
But before you do all these things, is your N4 visible in your pc- explorer?
For further questions just contact me. I'm willing to support you.
Click to expand...
Click to collapse
Yup my PC can't recognize my N4.
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Try turning off USB debugging.
Sent from my Nexus 4 using xda premium
Try WiFi transfer pro
Sent from my Nexus 4 16GB using Tapatalk 2
Had the same problem. I was able to connect it as a camera, but not in mtp mode. I moved all my files into the dcim folder under then used root explorer to get them out of there.
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Airdroid all the way.
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USB debugging....
Ngo93 said:
Airdroid all the way.
Sent from my Nexus 4 using xda premium
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Click to collapse
+1 for AirDroid. So simple and reliable that even my 70 year old father uses it.
+1 for AirDroid.
Sent from my Nexus 4 using Tapatalk 2
I use FolderSync. I have it scheduled to automatically back up anything I care about every night at 2am. It just happens and I don't even have to think about it. AirDroid also works fine.
hfuizo said:
I use FolderSync. I have it scheduled to automatically back up anything I care about every night at 2am. It just happens and I don't even have to think about it. AirDroid also works fine.
Click to expand...
Click to collapse
That sounds awesome! but I guess you have to leave your computer ON all night, ain't that right?
I just use ES File Explorer and just transfer them to my Windows shared folder on my network. I rarely use USB cables to transfer files at home unless they're massive.
deltatux
Has anyone successfully connected their nexus 4 to their PC using USB? My desktop unfortunately don't have wireless.
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darius0519 said:
Has anyone successfully connected their nexus 4 to their PC using USB? My desktop unfortunately don't have wireless.
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
I have. Make sure USB Fast charge isn't enabled.
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darius0519 said:
Has anyone successfully connected their nexus 4 to their PC using USB? My desktop unfortunately don't have wireless.
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
I connect mine all the time to my windows 7 PC. You have to remember that it connects as an MTP device so it doesn't get assigned a drive letter but it should show up as a device that you can explore.
I use Windows 8 and I use the USB to transfere files between the SD Card and the Laptop.
Connect your phone up to pc while booted into android. Now check your PC's device manager for a failed mtp entry.
If you find one I'll tell you how to fix it.

[Q] Nexus 4 not showing up in ddms for screenshots?

Hi, previously I owned an HTC Sensation and used the ddms screenshot feature alot, however i've just tried to use it with my N4 (all stock) and its not showing up as a device, does anyone know why this could be?
ddms has been depreciated. Try "monitor" instead. Its got a lot more options.
Sent from my Nexus 4 using xda premium
El Daddy said:
ddms has been depreciated. Try "monitor" instead. Its got a lot more options.
Sent from my Nexus 4 using xda premium
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Click to collapse
Thanks, i'll give it a go!
edit: both work now, turns out i'd just forgot to enable USB debugging, rookie mistake!

Nexus 4 freezes when ever I copy files to phone

Every time I copy files to my Nexus 4 it freezes.I an on 4.2.2, I have root. I am completely stock. It will freeze every single time I copy a file to the phone over USB from a PC to the phone. Happens on any PC I use.
Regards
Mike
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bubba989 said:
Every time I copy files to my Nexus 4 it freezes.I an on 4.2.2, I have root. I am completely stock. It will freeze every single time I copy a file to the phone over USB from a PC to the phone. Happens on any PC I use.
Regards
Mike
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
Are you on Win8 by chance? Use airdroid or something similar for files that arent huge. There's another thread about this somewhere, basically MTP+Win8=sad face
I am on Windows 7 in both cases
Thanks for the hint, might be the same issue for me as well
shultz11588 said:
Are you on Win8 by chance? Use airdroid or something similar for files that arent huge. There's another thread about this somewhere, basically MTP+Win8=sad face
Click to expand...
Click to collapse
bubba989 said:
Every time I copy files to my Nexus 4 it freezes.I an on 4.2.2, I have root. I am completely stock. It will freeze every single time I copy a file to the phone over USB from a PC to the phone. Happens on any PC I use.
Regards
Mike
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
I've had this happen on a few occasions where I copy a very large amount of files at a time. I usually will split up the amount of files I transfer now and don't have the problem any longer.
Sent from my Nexus 4 using xda app-developers app
Use adb and see if anything changes.
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Thanks. Will give that a shot!
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Just wanted to thank everyone. It's not perfect but it is copying with out crashing every single time. Did the and drivers and an process crashed. So it's the phone. But uninstalling and and reverting back to MTP worked. Crashes on big files but rarely do I can live with it.
Sent from my Nexus 4 using xda app-developers app
I have the same problem with my Nexus 4. Is there any way to fix it? how should i fix my mtp?
I've noticed it does freeze when transferring big files from my windows 7 pc to my phone. all you have to do is wait it out. it will transfer. i had to wait like 2 mins for it to kick in.

Nexus 4 and 7 crash and reboot themselves!

Hi, I have a Nexus 4 and Nexus 7 (2013 edition) on Stock Android 4.4 Kit Kat and I've had a problem for a while now. The problem is that my phone and tablet reboot themselves and then works normally for 10 seconds to a minute when it boots up and it crashes and reboots itself, and it keeps doing that, over and over. It's a loop. It starts when my phone reboots on itself and on my Nexus 7 it will disconnect from my home Wifi and if you reboot the tablet, it does the same thing. This is my 5th time with this problem and I can't find out why it happens. This has happened to me since I've had Android 4.3. I have always fixed this by leaving both devices off a day or two and then It would work like normal. Then the problem would disappear for a few weeks and then the problem would repeat itself. This has happened to me on Paranoid Android on 4.3 but never on stock until now. I thought it was a problem on Paranoid Android but now I see it's a problem of my devices. I'm actually on Android 4.4 when I got this problem again. I actually left both devices off for 2 days and it still has the same problem. I don't think it's because of any apps because it actually crashed on me right after I did a factory reset to my phone on the setup screen. Can someone please help me?
Capture a logcat or kmsg
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demkantor said:
Capture a logcat or kmsg
Sent from my Nexus 4 using XDA Premium 4 mobile app
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In the adb it says my device is offline. I have usb debugging on and allowed it the RSA key fingerprint. What should I do?
Do you have drivers installed (windows) or rules (Linux)? Has it ever worked before?
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demkantor said:
Do you have drivers installed (windows) or rules (Linux)? Has it ever worked before?
Sent from my Nexus 4 using XDA Premium 4 mobile app
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I have the drivers installed. I actually always used the WugFresh Nexus Root Toolkit but it always worked
Try another computer or USB cable, also try to uninstall and reinstall drivers. Also best to stay away from toolkits
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demkantor said:
Try another computer or USB cable, also try to uninstall and reinstall drivers. Also best to stay away from toolkits
Sent from my Nexus 4 using XDA Premium 4 mobile app
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Click to collapse
It actually just died on me. Both devices where having problems with Wifi and then my Nexus 4 reboots itself so I turned off both devices. What should I do!? I'm desperate right now! :crying:
Seems like a really strange issue, especially on two devices so it would be extra weird to call it a hardware defect so you can most likely rule this out.
Without logcats or last_kmsgs I would just be guessing but for now boot to bootloader on both devices and write down everything on these screens
Sent from my Nexus 4 using XDA Premium 4 mobile app
demkantor said:
Seems like a really strange issue, especially on two devices so it would be extra weird to call it a hardware defect so you can most likely rule this out.
Without logcats or last_kmsgs I would just be guessing but for now boot to bootloader on both devices and write down everything on these screens
Sent from my Nexus 4 using XDA Premium 4 mobile app
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Click to collapse
I finally could get the logcat out of the Nexus 4 and 7 (2013)!
demkantor said:
Seems like a really strange issue, especially on two devices so it would be extra weird to call it a hardware defect so you can most likely rule this out.
Without logcats or last_kmsgs I would just be guessing but for now boot to bootloader on both devices and write down everything on these screens
Sent from my Nexus 4 using XDA Premium 4 mobile app
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Click to collapse
Can a bug report help? Now what happens is that when I try to connect my phone to my WIFI it will actually reboot and then it works normal.
There is lots to dig through in those logcats but the main errors are with your facebook app, these shouldnt cause a reboot
on wifi to the best of my knowledge but consider uninstalling that buggy poorly made app anyway
can you get me an output when it powers off, it sounds like you can replicate easy so do this:
cat /proc/last_kmsg
right after it auto reboots, the kernel log will be more helpful
and if you want to do another logcat
adb shell dmesg ; adb logcat -b system -b radio -b events -b main
will make things much easier to read
Ill dig some more when i get home, but for now try to at least get this kernel log immediately after reboot
demkantor said:
There is lots to dig through in those logcats but the main errors are with your facebook app, these shouldnt cause a reboot
on wifi to the best of my knowledge but consider uninstalling that buggy poorly made app anyway
can you get me an output when it powers off, it sounds like you can replicate easy so do this:
cat /proc/last_kmsg
right after it auto reboots, the kernel log will be more helpful
and if you want to do another logcat
adb shell dmesg ; adb logcat -b system -b radio -b events -b main
will make things much easier to read
Ill dig some more when i get home, but for now try to at least get this kernel log immediately after reboot
Click to expand...
Click to collapse
Well after that happened, I actually installed the factory image of KRT16S on both my devices and now they both of them work, except for this one time where I had to reboot my phone so it could connect with my home WIFI. The problem is that I know that this problem will happen in the future and I want to stop it. Could flashing it with JTAG solve this problem?
Without the logs I can't say that it will happen again or what the cause is, but I will say it shouldn't happen. I have a n4 and n7 as well and neither do this, nor any other android I've ever owned unless I'm running an unstable build or have malicious apps.
JTAG will be more than overkill, anything you could do with JTAG can be done through bootloader as of now. If you want I'll walk you through a complete wipe and restore of all firmware software
Sent from my Nexus 4 using Tapatalk 2
demkantor said:
Without the logs I can't say that it will happen again or what the cause is, but I will say it shouldn't happen. I have a n4 and n7 as well and neither do this, nor any other android I've ever owned unless I'm running an unstable build or have malicious apps.
JTAG will be more than overkill, anything you could do with JTAG can be done through bootloader as of now. If you want I'll walk you through a complete wipe and restore of all firmware software
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
As I said, my phone and tablet are working normal right now and I really don't want to mess with them but it would be of great help if I could contact you in the future when this problem repeats itself so I could get those logs and install everything correctly.
And when you say firmware software, you mean the factory image?
Not inherently, by firmware I mean mostly the bootloader and radio and by software the os, be it custom or otherwise
Yes if you run into issues down the road feel free to find me
Sent from my Nexus 4 using Tapatalk 2
demkantor said:
Not inherently, by firmware I mean mostly the bootloader and radio and by software the os, be it custom or otherwise
Yes if you run into issues down the road feel free to find me
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
And how would you wipe and restore of all firmware software?
wipe/format through fastboot and flash in fastboot

im going to burn all usb leads

im sorry to sound so stupid and ask a ridiculous question,but why cant i install my nexus 4 drivers???????i cant make it show at all......no matter what i do......it charges via usb but thats it.
Different leads etc more drivers than the paris dakar rally but still cant get it to even show in the bloody devuce manager
hippopig said:
im sorry to sound so stupid and ask a ridiculous question,but why cant i install my nexus 4 drivers???????i cant make it show at all......no matter what i do......it charges via usb but thats it.
Different leads etc more drivers than the paris dakar rally but still cant get it to even show in the bloody devuce manager
Click to expand...
Click to collapse
Try this: http://forum.xda-developers.com/showthread.php?t=1766475
Follow all the instructions and it should work for you.
Sent with my Nexus® 10 minus 3
thats what ive been trying to use and follow....ive now got it to show as an android composite adb interface but only with the exclamation mark........when i try to install any drivers from that point i just get error code 10 that its been unable to start
hippopig said:
thats what ive been trying to use and follow....ive now got it to show as an android composite adb interface but only with the exclamation mark........when i try to install any drivers from that point i just get error code 10 that its been unable to start
Click to expand...
Click to collapse
Ok, try this : http://forum.xda-developers.com/showthread.php?t=2588979
Delete the dm Android device and install this program. Both of them are installed on my computer and working fine.
Sent with my Nexus® 10 minus 3
still no,now i cant even see it at all again.....cant believe im having such problems
What OS are you running on your computer? Have you tried a different computer?
audit13 said:
What OS are you running on your computer? Have you tried a different computer?
Click to expand...
Click to collapse
hi Audit,win 7 ultimate x64 and yes tried different ones and still the same.....cant even put any files on it
This device cannot start. (Code 10) is all i can get out of the twatting thing
hippopig said:
hi Audit,win 7 ultimate x64 and yes tried different ones and still the same.....cant even put any files on it
Click to expand...
Click to collapse
When you connect the phone to your computer, do you get an RSA security message on your phone allowing the computer to access your phone? I'm asking because I didn't notice the message on mine at first. Once I clicked yes, it was fine from that point forward.
no,nothing...i can just make it charge thats it....even with different leads
Wow, that's a mystery to me. Maybe the usb port is defective?
audit13 said:
Wow, that's a mystery to me. Maybe the usb port is defective?
Click to expand...
Click to collapse
hippopig. i was having the same problem, and this simple (can't believe how simple) fix worked. try it out.
http://www.youtube.com/watch?v=LirXNHRsGJE
I have the same problem whenever I load the kies drivers for my wife's phone....Samsung works...nexus is never seen. I have to uninstall all Samsung and nexus drivers, then reinstall the nexus ones and it communicates again.
Sent from my Nexus 4 using XDA Premium 4 mobile app
maulich said:
I have the same problem whenever I load the kies drivers for my wife's phone....Samsung works...nexus is never seen. I have to uninstall all Samsung and nexus drivers, then reinstall the nexus ones and it communicates again.
Sent from my Nexus 4 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
That's more of a Windows issue.
Sent with my Nexus® 10 minus 3
maulich said:
I have the same problem whenever I load the kies drivers for my wife's phone....Samsung works...nexus is never seen. I have to uninstall all Samsung and nexus drivers, then reinstall the nexus ones and it communicates again.
Sent from my Nexus 4 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
the way kies works (and my disdain for touchwiz) are the two main reasons i never liked samsung phones.
hippopig said:
hi Audit,win 7 ultimate x64 and yes tried different ones and still the same.....cant even put any files on it
This device cannot start. (Code 10) is all i can get out of the twatting thing
Click to expand...
Click to collapse
Language! My 4year old says that now! Kidding
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howard bamber said:
Language! My 4year old says that now! Kidding
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Click to expand...
Click to collapse
i know....frustrating though
still the same,although now i can get it to show as unknown device
Same problem here.. i noticed on the latest purity update..
Sent from my Nexus 4 using XDA Premium 4 mobile app
---------- Post added at 04:05 PM ---------- Previous post was at 03:52 PM ----------
dmoss74 said:
hippopig. i was having the same problem, and this simple (can't believe how simple) fix worked. try it out.
http://www.youtube.com/watch?v=LirXNHRsGJE
Click to expand...
Click to collapse
Worked just fine!
Sent from my Nexus 4 using XDA Premium 4 mobile app
ive just tried on my sons laptop and again it wont show up.....ive reset it twice and tried different leads.....all i can do is charge it
I've had something similar happen in the past. The only way I was able to resolve it was to plug the USB cable in and then toggle USB debugging on and off.
CmptrGk said:
I've had something similar happen in the past. The only way I was able to resolve it was to plug the USB cable in and then toggle USB debugging on and off.
Click to expand...
Click to collapse
I can get it to display now as an android device but whatever driver i try it just fails and has error code 10 saying that it cant start.........this is a bag o ****e

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