Problem with booting device after updating system - Redmi Note 2 Q&A, Help & Troubleshooting

Hi.
I have a slight problem with my device. Yesterday, after installing new update via updater my device cant boot the system. It stays on black screen with "MI" then "Powered by android" appears and nothing happens (waited couple of hours, but still nothing). I've tried to wipe cache, dalvik cache and factory reset via recovery - still nothing.
My device was flashed to have TWRP and then supersu - haven't used any other modifications.
Can anyone please help?
Cheers

Same here, TWRP backup also seems gone and cant manually install the update ROM nor the previous stable one.

My problem is solved.
I've flashed miui v.6.7.5 via miFlash and then installed new release through recovery and it works just fine.

Related

bootloop and white screen

hi all, my friend got mediapad and he wanted custom rom so I flashed twrp recovery and his tablet became bricked, it shows huawei logo, then white screen and then after few seconds it shuts down, I tried to restore my backup to his tablet (CM10.1) via twrp and then it booted without problems but when I do wipe data/actory reset, the white screen and bootloop appears again, where is the problem? in twrp recovery? should I choose cwm for his device? twrp shows error "E: unknown filesystem datamedia" (also on my device but mine works without problems)
thanks for any help
441Excelsior said:
hi all, my friend got mediapad and he wanted custom rom so I flashed twrp recovery and his tablet became bricked, it shows huawei logo, then white screen and then after few seconds it shuts down, I tried to restore my backup to his tablet (CM10.1) via twrp and then it booted without problems but when I do wipe data/actory reset, the white screen and bootloop appears again, where is the problem? in twrp recovery? should I choose cwm for his device? twrp shows error "E: unknown filesystem datamedia" (also on my device but mine works without problems)
thanks for any help
Click to expand...
Click to collapse
Did you say you did a restore then you wiped data/factory reset?
Try opening twrp wipe data, wipe the system perform factory reset, then installed fresh version of cm10.1
but this happen also with stock recovery and stock rom install (dload folder), it starts installation (green android with gearbox) and after 2 seconds it restarts (and keep looping) it looks like corrupted partitions and it started after twrp flash
maybe you need to enter to fastboot mode and then push stock's ROM one-by-one like ICS beta back to honeycomb
what partitions must I flash ? are their names same as img files in rom's zip?

Problem on booting s2 - not working since rebooted

hello,
have a problem with my galaxy s2:
just updated my s2 to the latest nightly of cyanogenmod "cm-10.2-20130921-NIGHTLY-i9100".
my old kernel was: dorimanx 9.34 + rootbox 4.2
after update it booted to cyanogenmod and worked for few minutes. then it showed some errors like "android.core.*" stopped working. after reboot it can´t even boot on recovery mode. download mode is still availabile, flashing to old kernel + firmware doesn´t help anything.
same probelm: no boot (stuck at bootscreen)
anyone has an idea what to do?
thanks in advice
Have you tried wiping data in recovery when it stuck in boot loop.
Also did you format system before you flashed cm 10.2
I got it to work fine on my S2. Played around on it for a few hours, got everything installed. Then bam, upon restart I get boot loop. Wiping cache/delvik didn't work. Various tutorials recommend repeating the install process and/or continuing to factory wipe until it works.
EDIT: I have repeated the process. Make sure that before you install CM/Gapps, you factory reset, wipe cache and delvik. Have reset the phone several times and it now works.

Huawei G620S - Recovery Boot Loop

Hi, Yesterday I flashed EMUI 3 onto my phone over CM12.1. I cleaned the dalvic cache and I also installed GAPPS. When the ROM loaded up, it said that the data in the data partition could not be used and asked me to wipe the Data Partition. I accepted because I had backed up all the information. It starts and about 30 seconds in the phone just switches off, but without any warning, No shutting down message or power off, nothing just on and then blank. So I turned my phone on and it just boots straight into recovery. I have restored from a backup, flashed my previous ROM. Re-Flashed the Rom I had, Wiped the Dalvic Cache, The cahce, the data partition and still no luck
Does anyone know what I can do??
Also another thing, When I turn my phone on, It says Honor (Its a Huawei ASCEND phone...) After flashing EMUI it said honor instead of Ascend, So I think its overwritten my bootloader. BTW, I was able to boot into my phone using said bootloader before, it was only after i selected to wipe and it blanked the boot loop started.
Found a Solution!!!
Fixed I installed PhilzTouch for the G620S, wiped all user data (cleaned for new rom) and re-installed CyanogenMod 12.1.
Thank you Philz!!!!!

Phone keeps rebooting after shutdown

I've bought my Redmi Note 2 one month ago: everything worked fine for the first 3 weekes, but in the last few days one bug came out. Every time I power off the phone it keeps rebooting showing the boot logo (mi.com) for few seconds: I have to pull of the battery to normally power off the phone.
When the phone is one there are no problems: everuthing works fine, no reboot.
I've installed all the lates xiaomi.eu weekly rom (now I'm on 5.10.22) but the problem persists... I've also tried the official stable rom (miui 6 6.7.11) but nothing changed...
What can I do? Is it a software problem or maybe hardware?
Hi, it seems that during shutdown something goes wrong and the phone reboot (like bsod restart in Windows)
So this must be a software problem. Please flash TWRP recovery from Fastboot and reinstall latest ZIP from Xiaomi.eu
(Remember to wipe data - dalvik and also system first)
Good luck
jack_21 said:
Hi, it seems that during shutdown something goes wrong and the phone reboot (like bsod restart in Windows)
So this must be a software problem. Please flash TWRP recovery from Fastboot and reinstall latest ZIP from Xiaomi.eu
(Remember to wipe data - dalvik and also system first)
Good luck
Click to expand...
Click to collapse
thanks jack 21!
I've already installed twrp from fastboot and installed several zip from xiaomi.eu and en.miui.com but the shutdown-reboot bug persists...
do I have to install a rom from fastboot... or do I have to wipe something (boot.img..?) from fastboot?
You have to wipe system, dalvik, cache
Then reinstall the zip file
Please for now don't touch boot because we don't know what may happen
jack_21 said:
You have to wipe system, dalvik, cache
Then reinstall the zip file
Please for now don't touch boot because we don't know what may happen
Click to expand...
Click to collapse
So.... installed twrp via fastboot; wiped everythin, installed latest xiaomi.eu zip; rebooted phone --> shutdown bug again..
p.s. even power off from recovery has the loop reboot bug..
Mmm don't know what to do in this case [emoji24]
I'll try installing other roms like smiui or AOSP... and if I don't find a solution maybe I'll send back my phone for assistance..

problem with encryption

hi today i unlock my poco, and try to flash recovery and mi globe, i flash the orange fox 9.0, and flash the rom, the problem its when i boot to system, a message of my phone was encrypted and i need to perform a wipe data, i try wiping data, and wipe sd, and nothing change, also i flash again and flash then the disableencryptiontreble 17.3, and the same things happen, some solution??
have you tried to format data? not just wipe data
chanta96 said:
hi today i unlock my poco, and try to flash recovery and mi globe, i flash the orange fox 9.0, and flash the rom, the problem its when i boot to system, a message of my phone was encrypted and i need to perform a wipe data, i try wiping data, and wipe sd, and nothing change, also i flash again and flash then the disableencryptiontreble 17.3, and the same things happen, some solution??
Click to expand...
Click to collapse
i have the same issue, tried different recovery projects, OFRP and TWRP. both seem to have the same issue, with the message "encryption unsuccessful" and if i tried to press the "RESET DEVICE" button i get stuck in a boot loop.
i also factory reset my device, formatted everything via the recovery project menu then booted into recovery and installed the CUSTOM ROMS.
tried also to DFE but nothing seem to change even with encryption disabled.
but i scarcely manged to bypass this issue by; after wiping everything boot into recovery and install whatever rom you want and install gapps after it, better still install firmware vendor if the rom of your choice doesnt include them.
never mind, i fixed it.
in my case i was trying to flash LineageMicroG 16 on my Device and i kept getting that error and i did the following to fix it;
wiped everything and wrote "yes" to format the date and swiped for a factory reset through recovery wipe option then i booted into recovery and flashed LineagemicroG 16 after that i flashed optimus drunk kernel and booted into system and everything seemed to work fine, the kernel is what fixed the problem.

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