Nexus 4 not responding to ADB / Fastboot - Nexus 4 Q&A, Help & Troubleshooting

I tried a clean install of a Lollipop ROM but the install either was corrupted because it boot loops into updating apps process. When in recovery, I cannot get ADB to see the device. When in bootloader, cannt get fastboot response. I tried my nexus 5 and can see it in ADB without problems.
Any thoughts?

What recovery are you using? Do you see your drivers for your N4 in device manager?

Related

No OS installed, can't sideload, won't mount

So I am in a pickle. I am selling my Nexus 4 and I wanted to wipe it clean. Not thinking I wiped everything including system. I can't get sideload to work it keeps getting hung up when trying to reboot fastboot. If I manually reboot fastboot that throws off TWRP. I can't get ADB commands to work properly because I can't turn USB debugging on. Another issue is I have an odd radio installed. Looks like I have the .83 radio from a leak installed. So when I go to restore I get an error because my baseband radio doesn't match what the system image is looking for. Is it possible to somehow flash a radio via fastboot commands or ADB. I haven't had much luck with ADB commands. The only other thing I can think of is to try to find the leaked build that the .83 radio came from and factory restore that. I can still get into fastboot and I can still get into TWRP. This is exactly when having an SD card on a device is a lifesaver.
Download the nexus 4 jellybean factory image from Google and flash via fastboot
Sent from my Nexus 4 using Tapatalk
jdubau55 said:
So I am in a pickle. I am selling my Nexus 4 and I wanted to wipe it clean. Not thinking I wiped everything including system. I can't get sideload to work it keeps getting hung up when trying to reboot fastboot. If I manually reboot fastboot that throws off TWRP. I can't get ADB commands to work properly because I can't turn USB debugging on. Another issue is I have an odd radio installed. Looks like I have the .83 radio from a leak installed. So when I go to restore I get an error because my baseband radio doesn't match what the system image is looking for. Is it possible to somehow flash a radio via fastboot commands or ADB. I haven't had much luck with ADB commands. The only other thing I can think of is to try to find the leaked build that the .83 radio came from and factory restore that. I can still get into fastboot and I can still get into TWRP. This is exactly when having an SD card on a device is a lifesaver.
Click to expand...
Click to collapse
"This is exactly when having an SD card on a device is a lifesaver", what about your eMMC be locked now, if so neither sdcard will help you(some people had issues with eMMC in nexus 4);
but anyways download factory images and run the .bat while in fastboot mode, or use download mode and redo all partitions by yourself.
Thanks all. I used a different toolkit and did as you said. Downloaded the latest factory image and fastboot flashed it via the toolkit I had.

Softbrick?, stuck in fastboot

Hello,
I was attempting to update from 4.3 SlimBean to 4.4 SlimKat Weekly.
I booted into CWM Recovery, wiped system, cache, dalvik cache etc, and went to flash the rom.
The rom must have been corrupt or something, as I was unable to and received an error.
I rebooted and was stuck in fastboot.
From here, I've tried both Wug's Nexus Root toolkit, and the Skip Root toolkit.
Running the return to stock and unroot whilst in fastboot in either of them caused a crash of fastboot.exe and the Skip Root equivalent.
After a reboot Wug's allowed me to atleast run the program, but I received link errors, so tried again. This time it couldn't find it, unplug, replug. Link errors, cant find it and this repeated.
Skip also allowed me to after reboot, but gave the exact same faults.
That's as far as I've really got. I occasionaly get it to run, and it seems to work only for it to get part way in, sometimes after sending the bootloader, or on the bootloader and it can not find any devices.
For some extra info, this is Running Windows 8.1, using a USB 3.0 Front panel header and tried using default cable, samsung and kindle ones too.
I'm looking for any ideas? Worst case scenario is I can try when I'm back home at the weekend and there I have a PC with XP that I have used previously to fix this style of boot error.
Cheers,
WiiManic
Stop using toolkits, issues love to pop up for those who do
Make sure bootloader is still unlocked
If not
fastboot oem unlock
Flash latest twrp or cwm or whatever, just download the image and open cmd in this location
fastboot erase system -w
fastboot erase boot
fastboot erase recovery
fastboot flash recovery nameofrecovery.img
Now boot to new recovery
Go to advanced
Adb sideload
On PC go to ROM of choice, maybe slimbean
adb sideload nameofrom.zip
When complete
adb sideload nameofgappsoranythingelseneeded.zip
Reboot
Sent from my Nexus 4 using XDA Premium 4 mobile app

[Q] NOT BOOTING HELP A noob please!!

OK so phone was rooted with twrp installed. decided to update to latest ota 30b only I wiped and just flashed boot file and supersu without the actual rom. I know. now the phone goes straight into fastboot mode... I would think twrp is still installed but dont seem to be able to boot into it. I had adb and fastboot on my pc from before but havent used this in some time. if I try to open either of these the command window pops up and quickly closes.. What can I do ?.
new info: fadtboot is working in fact i have wrote a twrp recovery but still cant boot out of fastboot... adb device not listed. i reinstalled minimal adb and fastboot. help

Warning boot to splash screen bootloop

so i feel like Ive tried everything.
tried to flash a rom and gapps in twrp and phone booted to warning screen with the yellow triangle.
passes that and then goes to google splash screen with unlock icon. and then repeats to the cycle.
i have tried multiple 6.x.x builds using skipsoft toolkit with no change.
i have installed twrp and tried to flash 6.x.x rom and 7.0.0 rom.
i have tried to flash stock NBD90X 7.0.0 using nexus root toolkit.
i have tried going into stock recovery and wipe data/factory reset
i have tried minimal ABD fastboot and running the commands manually.
All have failed to change the boot looping i experience.
my phone is unlocked.
computer can see it as fastboot devices
computer CANNOT see it under abd devices
i am able to install and get into TWRP using skipsoft tookkit.
i feel like i am running out of things to flash onto the device haha
any help is appreciated.
barrackOBAMA said:
i have tried multiple 6.x.x builds using skipsoft toolkit with no change.
i have installed twrp and tried to flash 6.x.x rom and 7.0.0 rom.
i have tried to flash stock NBD90X 7.0.0 using nexus root toolkit.
i have tried going into stock recovery and wipe data/factory reset
i have tried minimal ABD fastboot and running the commands manually.
All have failed to change the boot looping i experience.
Click to expand...
Click to collapse
First, I'd recommend staying away from Toolkits, as you can't really see what's happening and diagnose issues. Since you've used fastboot/ADB commands, you know they are faster anyway. When you say your PC can't recognize your device in ADB, was your device in recovery? Make sure you're in recovery and you're ready to receive ADB commands. If you CAN see your phone with fastboot that means you're in the bootloader, whereas you have to boot into recovery to see your device via ADB.
Also, you didn't outline anything else you may have done. Did you restore from a nandroid with a buggy version of TWRP? Your issue sounds like the TWRP EFS restore bug (3.0.2-2). It effectively bricks your device, but there is a thread here that discusses it. Effectively you need to be recovery ADB mode and run a couple commands to delete your EFS partition and that will fix the issue.
More info here: http://forum.xda-developers.com/nexus-6p/help/im-stuck-google-logo-stop-reboots-twrp-t3452842
Make sure you've also installed the updated 3.0.2-3 TWRP as it will work with encrypted data and doesn't have the EFS bug.

Nexus 4 can't boot into fastboot, recovery or system after deleting system.

Hi
I've tried to install custom rom, but my Nexus 4 now is crashed. I've formated system dir in recovery and now i don't have system on it. Phone is not recognized in SkipSoft Unified Android Toolkit and in Device Manager phone is listed as google Nexus ADB Interface. I've tried combinations to boot into fastboot mode, but it's not booting, onlu from time to time, red light is flashing. I don't know what to do.
Please help.

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