[Completed] [Q] Need Help ! Downgrading YU Yureka from CM12.1 Nightly to stock CM12 - XDA Assist

Hello everyone,
I have just upgraded manually my Yureka to CM12.1 Nightly and rooted/unlocked bootloader of the device and flashed with CWM recovery now I tried to rollback to original CM12 using the below mentioned method but could not do so.
Here is what I tried and the results I got:
Installed CM12.1 using following method:
http://forum.xda-developers.com/yure...icial-t3086007
BY varun.chitre15
1. Rooted and installed Custom recovery
2. Installed update CM12.1 Nightly
3. Upgraded successfully
Now here is what happened when I tried to rollback to original CM12:
1. Flashed the original recovery, this installed successfully after which I cleared the partition cache and dalvik
and booted again to recovery and saw that the custom recovery still persisted there.
2. Still I tried to update the CM12 original update but It failed immediately as it started the process giving the error: Installation failed !
Also checked the MD5 checksum and it also matched.
Can anybody help me with the procedure to rollback to the original CM12 ??
Regards,
Shailendra Singh
[email protected]

shailzworld said:
Hello everyone,
I have just upgraded manually my Yureka to CM12.1 Nightly and rooted/unlocked bootloader of the device and flashed with CWM recovery now I tried to rollback to original CM12 using the below mentioned method but could not do so.
Here is what I tried and the results I got:
Installed CM12.1 using following method:
http://forum.xda-developers.com/yure...icial-t3086007
BY varun.chitre15
1. Rooted and installed Custom recovery
2. Installed update CM12.1 Nightly
3. Upgraded successfully
Now here is what happened when I tried to rollback to original CM12:
1. Flashed the original recovery, this installed successfully after which I cleared the partition cache and dalvik
and booted again to recovery and saw that the custom recovery still persisted there.
2. Still I tried to update the CM12 original update but It failed immediately as it started the process giving the error: Installation failed !
Also checked the MD5 checksum and it also matched.
Can anybody help me with the procedure to rollback to the original CM12 ??
Regards,
Shailendra Singh
[email protected]
Click to expand...
Click to collapse
Hi, thank you for using XDA Assist.
Its just that you have to flash official CM12ROM with a custom recovery installed. Links can be found [YU Yureka][ROM][OTA] Mirrors for official Cyanogen roms & OTA updates
For any more questions visit YU Yureka Q&A, Help & Troubleshooting
Good luck.

Related

[Q] Error while flashing a CM based ROM after downgrading to KK from 5.0

So, I had Asia 5.0.2 and I saw a FIUI ROM for our device at the MIUI forums. I decided to give this a go and first downgraded to KK and then tried to flash the zip from TWRP and Philz recovery but got this error:
"Can't install this package on top of incompatible data. Please try another package or run a factory reset"
I thought it might be a ROM specific error, but I also tried to flash CM11 but got the same error. How can I get around this? Is this an issue with the updater script or something?
Any help will be appreciated.
prateektaneja said:
So, I had Asia 5.0.2 and I saw a FIUI ROM for our device at the MIUI forums. I decided to give this a go and first downgraded to KK and then tried to flash the zip from TWRP and Philz recovery but got this error:
"Can't install this package on top of incompatible data. Please try another package or run a factory reset"
I thought it might be a ROM specific error, but I also tried to flash CM11 but got the same error. How can I get around this? Is this an issue with the updater script or something?
Any help will be appreciated.
Click to expand...
Click to collapse
Did you do a factory reset from the recovery menu?

guide me installing Custom Roms

hello everyone
I have XT926 (verizon one)
my phone system version is 183.46.10
I have rooted my phone using towelroot and unlocked bootloader
now whats next?
latest firmware update (183.46.15) notification is bugging me, should i install it through ota in this condition or directly move to installing custom roms. if install this ota without unrooting, will my phone enter bootloop?
which recovery is recommended for android 5.0 on kk bootloader.
faheemakbar18 said:
hello everyone
I have XT926 (verizon one)
my phone system version is 183.46.10
I have rooted my phone using towelroot and unlocked bootloader
now whats next?
latest firmware update (183.46.15) notification is bugging me, should i install it through ota in this condition or directly move to installing custom roms. if install this ota without unrooting, will my phone enter bootloop?
which recovery is recommended for android 5.0 on kk bootloader.
Click to expand...
Click to collapse
Here ist what i have experienced:
I was on System Version: 181.46.3
Well nevertheless:
It was the most recent version i could get and i wanted to get back to Android L.
I installed CM12 the Following way, I had a lot of problems with that. So here is my experience and everything:
So you need to know, to install CM12 or other CM12 based ROMS you first need to have CM11 installed.
Newer Versions of the recovery might be having problems installing CM11, so i would recommend using PhilZ Touch Recovery. It was working for me.
1st: install PhilZ recovery
2nd: factory reset
3rd: install cm11 (Unified Build, due to no up-to-date-build for XT925)
4th: boot
5th: install latest TWRP XT925/TWRP XT926
6th: factory reset
7th: install CM12 XT925 / CM12 XT926 or other CM12 based ROM
8th: install Gapps
9th: wipe cache/dalvik cache
10: Boot
11: Have fun.
Possible problems:
"This package is for moto_msm8960, xt907, scorpion_mini, smq, xt926, vanquish, this is a xt925" ------> You got a problem with the Recovery, it is too new. Try PhilZ
CM12 Booting, inconsistent Data partition stuff error ---------> you did not install cm11 and did not wipe Data before installing CM12, when coming from Blur Rom
Bootloop ---------> no wiping or you did not install cm11 before installing CM12
I hope this might have helped you.
Greetz Esok
thanks alot @esok44 for detailed reply
which phone you hv xt925 or 926
why install cm11 from moto msm8960 and not from specific xt925,xt926 build
faheemakbar18 said:
thanks alot @esok44 for detailed reply
which phone you hv xt925 or 926
why install cm11 from moto msm8960 and not from specific xt925,xt926 build
Click to expand...
Click to collapse
Heyho
I have an XT925.
I installed the msm8960 Build.
The Reason i used the unified Build was, there is no KKBL build for the xt925.
thanks again, onto the procedure now
just last thing, which version of philz recovery you installed, download link has latest one @esok44
faheemakbar18 said:
thanks again, onto the procedure now
just last thing, which version of philz recovery you installed, download link has latest one @esok44
Click to expand...
Click to collapse
Hey Faheem,
i used the latest one, i guess
Found it here.
Link in my first Post was wrong
esok44 said:
1st: install PhilZ recovery
2nd: factory reset
3rd: install cm11 (Unified Build, due to no up-to-date-build for XT925)
4th: boot
5th: install latest TWRP XT925/TWRP XT926
6th: factory reset
7th: install CM12 XT925 / CM12 XT926 or other CM12 based ROM
8th: install Gapps
9th: wipe cache/dalvik cache
10: Boot
11: Have fun.
Possible problems:
"This package is for moto_msm8960, xt907, scorpion_mini, smq, xt926, vanquish, this is a xt925" ------> You got a problem with the Recovery, it is too new. Try PhilZ
CM12 Booting, inconsistent Data partition stuff error ---------> you did not install cm11 and did not wipe Data before installing CM12, when coming from Blur Rom
Bootloop ---------> no wiping or you did not install cm11 before installing CM12
I hope this might have helped you.
Greetz Esok
Click to expand...
Click to collapse
If you come frome OTA Kitkat 4.4.2
you have to change Step 1st: install PhilZ recovery ------ to ------ Install TWRP2710-RAZR-HD_M-KITKAT.img instead then you can flash the CM 11
If you like philz_touch_6.58.7-moto_msm8960.img recovery (it can mount external Memory Card as USB) you can flash it after all installations after Point 11. The only thing that you cannot start directly to recovery from CM 12.1

[Q] Xperia L Lollipop

Hello Guys,
Need your help. Please help me out here.
My wife has a Sony xperia L which is still running Android 4.1.2 version. Now I rooted it with Root kit and tried flashing various Lollipop Roms like Cm12,primexperia and resurrection. But wifi does not work on all these Roms
I have tried almost every solution available on Xda.
I have used multiple custom recovery, N number of kernals and have flashed Boot.img and Thunderzap 4.16 from recovery after flashing the Roms. Still not luck.
Steps followed for flashing the Rom
1.Rooted with Rootkit and updated Supersu binary
2.Installed Busy box with Flashtool
3.Flashed a kernal (Tried TZ 4.14,4.7,4.8 Extended stock kernal and some more)
4. Booted to recovery ( Tried Cwm, TWRP, Philz)
5. Wipe data and all for clean installation
6. Flashed Rom zip (Cm12, Omni 4.4, Primexperia, Resurrection)
7. Flashed Gapps (As per the Rom)
8. Flashed Supersu zip to regain root access
9. Reboot to boot into new Rom
10. Wifi is not working so flashed boot.img from Rom via flashtool
11. Flash TZ 4.16 in recovery for cm12 ROMS.
Still wifi not working not sure what is the issue. It's working fine in Stock Rom.
Now I am upgrading to 4.2.2 via Sony update software.
Masters please help me out here. I can think of 2 solutions now.
1. First update to latest Sony official update (4.2.2) and then try again.
2. If there is any firmware file for stable lollipop version (with system.img, data.img and boot.img) which can be flashed using flashtool.
ramkumar2000 said:
Hello Guys,
Need your help. Please help me out here.
My wife has a Sony xperia L which is still running Android 4.1.2 version. Now I rooted it with Root kit and tried flashing various Lollipop Roms like Cm12,primexperia and resurrection. But wifi does not work on all these Roms
I have tried almost every solution available on Xda.
I have used multiple custom recovery, N number of kernals and have flashed Boot.img and Thunderzap 4.16 from recovery after flashing the Roms. Still not luck.
Steps followed for flashing the Rom
1.Rooted with Rootkit and updated Supersu binary
2.Installed Busy box with Flashtool
3.Flashed a kernal (Tried TZ 4.14,4.7,4.8 Extended stock kernal and some more)
4. Booted to recovery ( Tried Cwm, TWRP, Philz)
5. Wipe data and all for clean installation
6. Flashed Rom zip (Cm12, Omni 4.4, Primexperia, Resurrection)
7. Flashed Gapps (As per the Rom)
8. Flashed Supersu zip to regain root access
9. Reboot to boot into new Rom
10. Wifi is not working so flashed boot.img from Rom via flashtool
11. Flash TZ 4.16 in recovery for cm12 ROMS.
Still wifi not working not sure what is the issue. It's working fine in Stock Rom.
Now I am upgrading to 4.2.2 via Sony update software.
Masters please help me out here. I can think of 2 solutions now.
1. First update to latest Sony official update (4.2.2) and then try again.
2. If there is any firmware file for stable lollipop version (with system.img, data.img and boot.img) which can be flashed using flashtool.
Click to expand...
Click to collapse
number 1. is correct the 4.1.2 software uses a really old modem that isnt compatible with LP based roms... The LATEST stockrom (...1.17 4.2.2) has the correct modem to make the wifi work
Sent from my Xperia T using XDA Free mobile app

Soft Brick -> Stock Firmware -> TWRP -> Custom ROM -> Bootloop

Hey, so i formatted the boot partition by accident today and could not boot anymore.
I was on a 5.1.1 Custom ROM before that. So i googled a bit and found a fix by flashing the Stock Firmware. Downloaded a 4.4.4 Stock Firmware here (RETAIL-DE) and flashed it using the commands here (as described in 3b). The second command failed with "Preflash validation failed". I believe thats because i had bootloader version 4.1.19 already and its not possible to flash an older one over that.
After that i could boot the phone again into the Stock Android 4.4.4. So i wanted to go back to an Lollipop or Marshmallow ROM. Using fastboot i flashed the latest TWRP Recovery and used it to flash a Custom ROM. I've tried several ROMs but every ROM results in an bootloop. Also tried using TWRP 2.6.0.0 and 2.7.0.0, but it didnt change sth.
I hope someone can help me solving this issue. Thanks.
You should probably full-flash the latest original Motorola firmware (GPE 5.1 or stock 5.0.2) before putting TWRP and custom roms based on Android L or M.

Need uregent help!!! Miui 8 , bootloop !!!!! How to install custom rom with miui 8

I wanted to install cutom rom in my Mi4i working on MIUI 8, so I installed TWRP from toolkit , which also installed SuperSU.But I don't know if my bootloader was unlocked or not?
I saw in a youtube video to flash MIUI 6 first to install Custom rom or you might endup in BOOTLOOP.
In TWRP I wiped Dalvik,Data,Cache,System.
Went to INSTALL, tried installing MIUI6 but that package failed to install. Giving error unable to mount.
I tried custom rom crDroid and it installed but when I restarted I WAS STUCK IN BOOTLOOP.
After a heartattack I finally flashed MIUI8 with MiFLASHER using fastboot image of MIUI 8.
SO, I want to ask IS THERE A WAY TO INSTALL CUSTOM ROM ,IF I AM ON MIUI 8????
And that bootloop was caused beacuse I didn't unlock bootloader when I installed crDroid???
Thanx in advance. Please somebody help???
singharpit800 said:
I wanted to install cutom rom in my Mi4i working on MIUI 8, so I installed TWRP from toolkit , which also installed SuperSU.But I don't know if my bootloader was unlocked or not?
I saw in a youtube video to flash MIUI 6 first to install Custom rom or you might endup in BOOTLOOP.
In TWRP I wiped Dalvik,Data,Cache,System.
Went to INSTALL, tried installing MIUI6 but that package failed to install. Giving error unable to mount.
I tried custom rom crDroid and it installed but when I restarted I WAS STUCK IN BOOTLOOP.
After a heartattack I finally flashed MIUI8 with MiFLASHER using fastboot image of MIUI 8.
SO, I want to ask IS THERE A WAY TO INSTALL CUSTOM ROM ,IF I AM ON MIUI 8????
And that bootloop was caused beacuse I didn't unlock bootloader when I installed crDroid???
Thanx in advance. Please somebody help???
Click to expand...
Click to collapse
I would suggest you to install Resurrection Remix as it is based on miui8 firmware.
You were stuck in bootloop because crDroid was based on miui6 firmware and probably your installation of the same was failed ( Like you're saying )
Since you get "Heart Attack", Prefer clean install.
Wipe system, data, cache, dalvik cache.
Flash Rom, gapps,
Reboot to system.
Note:- To install custom ROMs based on miui6 firmware, first of all, flash the provided firmware in the thread instead of flashing the whole miui6.
Ask further if it doesn't work.
Hit thanks if helped.

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