Have corrupt recovery on 2.3 - Nexus S General

I have a Nexus S that is on 2.3 and it fails to update because I believe the recovery is corrupt so it will not do the OTA update. Is there a way to flash this back to stock with ODIN? This is the T-Mobile version and the bootloader is not locked. Everything still works we just can't update it. I have seen in another forum a way to update to 4.0.4 via ODIN but not sure if anyone has really tested that so I'd prefer to find one for 2.3.

GrandMstrBud said:
I have a Nexus S that is on 2.3 and it fails to update because I believe the recovery is corrupt so it will not do the OTA update. Is there a way to flash this back to stock with ODIN? This is the T-Mobile version and the bootloader is not locked. Everything still works we just can't update it. I have seen in another forum a way to update to 4.0.4 via ODIN but not sure if anyone has really tested that so I'd prefer to find one for 2.3.
Click to expand...
Click to collapse
just reflash cmw via fastboot
and this tread needs to be in General or Q&A

QuBe2 said:
just reflash cmw via fastboot
and this tread needs to be in General or Q&A
Click to expand...
Click to collapse
If I can't get to fastboot how can I flash it and I don't want to unlock the bootloader also that's why I'm looking for a way via ODIN.

Post about your problems in the General section in future please.

fastboot oem unlock
fastboot flash recovery recovery.img
fastboot oem lock
It's that easy.
Sent from my Nexus S 4G using Tapatalk 2 Beta-5

Thanks, I guess what happens is when going to the bootloader menu and selecting recovery it just goes to a black screen so I'm hoping a fastboot flash recovery will work. I'm not sure on the exact version it's on but once I find out I'll find the proper recovery image.

Related

Flashed Wrong Firmware to Nexus S

So I ran into a little problem with my Nexus S (Model i9020a, Koodo network in Canada). I originally was rooted with vanilla firmware 2.3.4 and ever since ICS was released I thought I should unroot and get the OTA update. Only problem is that I unrooted it and updated it using a online i9020a 2.3.6 rom. It now says that my Carrier Info is now ATT on Fastboot Mode and when I turn on my Nexus S, I can't search for/connect to any networks. The updating process wiped my SD card so I don't appear to have any backups.
Is there anything you guys can do to help me out it would be greatly appreciated ? If this is posted in the wrong area I'll gladly post it on the right one.
fastboot flash recovery from here http://download.clockworkmod.com/recoveries/recovery-clockwork-5.0.2.0-crespo.img
get correct rom for your phone here http://forum.xda-developers.com/showthread.php?t=1063664
then flash it
fastboot flash recovery again then flash this su zip http://downloads.androidsu.com/super...ghi-signed.zip then you will have stock rooted then you could flash this zip so your stock recovery doesnt over write cwm everytime you reboot http://db.tt/ooDaCnU
hope this help
sean1984 said:
fastboot flash recovery from here http://download.clockworkmod.com/recoveries/recovery-clockwork-5.0.2.0-crespo.img
get correct rom for your phone here http://forum.xda-developers.com/showthread.php?t=1063664
then flash it
fastboot flash recovery again then flash this su zip http://downloads.androidsu.com/super...ghi-signed.zip then you will have stock rooted then you could flash this zip so your stock recovery doesnt over write cwm everytime you reboot http://db.tt/ooDaCnU
hope this help
Click to expand...
Click to collapse
this was one of the most helpful posts i have ever seen, good luck op

[Q] SafeStrap Installs Recovery In 4.3 But wont boot into it

I am on MK2 4.3 and I have Safestrap installed and I installed the recovery and when I reboot into recovery It goes to the Custom screen then it fails to Go to the Splash screen where I can choose to go into TWRP . I had this working on MF3 but I had bricked my phone and and had to flash the allin one to fix it . I am successfully rooted with safestrap installed .. ANY IDEAS would be greatly appreciated...Thanks By the way it Says Safe system : Not Active. I thought I remember it saying Active before
Also is there another way to install a Recovery. Im coming from a Tmobile GS2 where you could flash recovery once within Odin and after that you could just flash different versions of Twrp or Cwm when needed. No locked boot loader . I always thought HTC was the only phones with locked boot loaders . I have been doing a lot of reading prior to posting this question and have been up all night . After bricking last night and recovering from it I got a crash course with this device.
spirodave said:
I am on MK2 4.3 and I have Safestrap installed and I installed the recovery and when I reboot into recovery It goes to the Custom screen then it fails to Go to the Splash screen where I can choose to go into TWRP . I had this working on MF3 but I had bricked my phone and and had to flash the allin one to fix it . I am successfully rooted with safestrap installed .. ANY IDEAS would be greatly appreciated...Thanks By the way it Says Safe system : Not Active. I thought I remember it saying Active before
Also is there another way to install a Recovery. Im coming from a Tmobile GS2 where you could flash recovery once within Odin and after that you could just flash different versions of Twrp or Cwm when needed. No locked boot loader . I always thought HTC was the only phones with locked boot loaders . I have been doing a lot of reading prior to posting this question and have been up all night . After bricking last night and recovering from it I got a crash course with this device.
Click to expand...
Click to collapse
Check your root condition is valid. If you do not have root you can not install the safestrap recovery.
To go to the safestrap you do not need to reboot into the recovery. You simply reboot as normal and safestrap splash screen would come up.
You can use odin to flash the recovery in the download mode or you can use adb command to push the recovery.
AT&T and verizon G4 bootloaders are locked. You can not unlock like HTC S-off. You can only exploit the bootloader with different methods based on your firmware version.
Simply reboot the phone and on boot up it will show you the splash screen. Not active means that stock slot is still selected.
Sent from my SGH-I337 running GPE using Tapatalk
sway8966 said:
Check your root condition is valid. If you do not have root you can not install the safestrap recovery.
To go to the safestrap you do not need to reboot into the recovery. You simply reboot as normal and safestrap splash screen would come up.
You can use odin to flash the recovery in the download mode or you can use adb command to push the recovery.
AT&T and verizon G4 bootloaders are locked. You can not unlock like HTC S-off. You can only exploit the bootloader with different methods based on your firmware version.
Click to expand...
Click to collapse
Im an idiot. I just realized I have been using the safestrap.apk I had on my sd that was for MF3. This will be my problem
jmjoyas said:
Simply reboot the phone and on boot up it will show you the splash screen. Not active means that stock slot is still selected.
Sent from my SGH-I337 running GPE using Tapatalk
Click to expand...
Click to collapse
Im an idiot. I just realized I have been using the safestrap.apk I had on my sd that was for MF3. This will be my problem..Problem solved.When you said the wrong slot was selected it made a light bulb light up in my head..Thanks bro

Bump - OTH - Stuck in Recovery

Hello,
D855 with Bump Recovery, got OTA to L firmware and wend to install update but entered TWRP recovery and didn't install update but now when phone reboots its just reboots to recovery.
Any suggestions?
Regards
Dave
Man what where you thinking.
or wait for a bumb version or start reinstalling the rom
Verstuurd vanaf mijn LG-D855 met Tapatalk
Flash kdz file with normal flash, it'll flash stock recovery and then update... Or just flash L firmware straight ahead
Sent from my caseless LG G3, because I believe in myself
Jagdish84 said:
Flash kdz file with normal flash, it'll flash stock recovery and then update... Or just flash L firmware straight ahead
Sent from my caseless LG G3, because I believe in myself
Click to expand...
Click to collapse
Flashed L KDZ and all back to stock!
Thank guys appreciate help.
I think i'll wait now till we have some roms available before i go rooting and putting custom recoveries on.
RIght so we have to get the message out....
If you have Bumped recovery - dont OTA update?
I thought it was root 101 to not accept OTA's? This is XDA right?
Vivasanti said:
RIght so we have to get the message out....
If you have Bumped recovery - dont OTA update?
Click to expand...
Click to collapse
Message is already out, if you are rooted DON'T OTA.
People just don't bother searching before doing things.
Plus this is a question asking for help, should be in Q&A not General.
If you got twrp recovery, don't ever use OTA. because it only works with stock recovery. In case you want newest firmware, you should wait for custom roms based on that firmware or just flash kdz file of that firmware.
simorangkir_dcs said:
If you got twrp recovery, don't ever use OTA. because it only works with stock recovery. In case you want newest firmware, you should wait for custom roms based on that firmware or just flash kdz file of that firmware.
Click to expand...
Click to collapse
isn't any stock flashable recovery to start update and boot to system?
If you've got access to fastboot and a bootable image (rin image from http://forum.xda-developers.com/lg-g3/orig-development/kernel-rin-kernel-1-0-t2847581 works well) you can boot that and the looping should stop.

Return to stock unrooted 4.4.4 KXE21.187-42 for XT1095

This is a nand that I created with twrp. It is completely stock and unrooted. By restoring this, flashing the stock At&t modem and flashing stock KXE21.187-42 recovery, you will be left with a complete stock unrooted kitkat Moto X XT1095 capable of taking the ota.
Nand bu KXE21.187-42
MD5-e9ce965a3a0370a47effa5005d5a07db
https://mega.co.nz/#!HQUlBKJa!VHsKA4miBIquiHGFVMxz8uxgAAyV0UFCVBWlK-uwDLQ
Stock KXE21.187-42 Recovery
MD5-a5673547c4a78b255cce3c64aa854a2b
https://mega.co.nz/#!SMcxwSbQ!jN2Y8EtryTlKXWgUPYg8Xi7pQihX9TsXd-PjJ6EPfSA
Modem
MD5-d1c083abf3ad22aa53c8a0346a0bf8fc
https://mega.co.nz/#!HAtRiBBC!Q7LmNt2NvPYmhGl8sA7yE3wA1Fdm71B4Kc-Z4Zss-YA
1. Place nand in the backups of your twrp recovery
2. Restore with twrp
3. Factory data/reset
4. Flash At&t modem (fastboot flash modem NON-HLOS.img)
5. Reboot to fastboot mode
6. Flash stock recovery (fastboot flash recovery recovery_victara_KXE21.187-42.img).
7. Reboot
If you want the OTA.... adb sideload (you can find the OTA file on another thread).
IF you follow the directions as I have laid out, you will have a completely stock, unrooted-fresh install of kitkat. You now should be able to safely take the ota using adb sideload.
This has been tried by myself multiple times successfully. This is only for the XT1095 variant. If you are crazy enough to try it on another variant, please post your results.
I am not responsible for anything that happens to your device. I will try and answer any questions as long as I have the time. Hit "thanks" if this helps.
Is it required to flash the att modem if i use tmobile?
Directions are not clear - especially regarding radio
expertzero1 said:
Is it required to flash the att modem if i use tmobile?
Click to expand...
Click to collapse
Yes, it's basically a prerequsite for the ota to flash. If you have no plan on flashing the ota, then you can use the radio of your choice.
Sdobron said:
Directions are not clear - especially regarding radio
Click to expand...
Click to collapse
Not to sure what you are saying.
fastboot flash modem NON-HLOS.img
That's pretty clear to me. Im guessing if you can flash a recovery, you can flash the modem, performed by fastboot.
rsa 329 said:
Not to sure what you are saying.
fastboot flash modem NON-HLOS.img
That's pretty clear to me. Im guessing if you can flash a recovery, you can flash the modem, performed by fastboot.
Click to expand...
Click to collapse
My pure edition, XT1095 came out of the box with T Mobile baseband / modem. Not sure why the ota would need AT&T (also had no issues sideloading the lollipop update)
I am pretty sure it is only required if you used the multitool which has a different modem included. This modem is not compatible with the 5.0 OTA.
nineismine said:
I am pretty sure it is only required if you used the multitool which has a different modem included. This modem is not compatible with the 5.0 OTA.
Click to expand...
Click to collapse
Which modem? The modem I have posted here? If thats what you are talking about you havent any idea what you are talking about.
I have done exactly what ive posted here multiple times. Use any other modem other than this one and the ota will fail.
As far as why people are calling it the att modem confuses me as well.
The multi tool flashes a 55R while this modem flashes 57R.
Sdobron said:
My pure edition, XT1095 came out of the box with T Mobile baseband / modem. Not sure why the ota would need AT&T (also had no issues sideloading the lollipop update)
Click to expand...
Click to collapse
I started this thread to return your XT1095 to stock unrooted, hence the title.
Since there are no factory images at the moment, I posted what worked for me.
Dont comment if you dont agree, but i assure you this method works just fine.
rsa 329 said:
Which modem? The modem I have posted here? If thats what you are talking about you havent any idea what you are talking about.
I have done exactly what ive posted here multiple times. Use any other modem other than this one and the ota will fail.
As far as why people are calling it the att modem confuses me as well.
The multi tool flashes a 55R while this modem flashes 57R.
Click to expand...
Click to collapse
The modem included in the Multitool as I inferred. If you flashed back to stock or used the image from the multitool you get the invalid modem b00 error. After which you have to use the AT&T modem in order for the OTA to complete successfully.
the radio point is mute since graffixnyc posted the stock pure edition modem on his site. The modem image he posted is a direct backup from his brand new Pure Edition
nineismine said:
The modem included in the Multitool as I inferred. If you flashed back to stock or used the image from the multitool you get the invalid modem b00 error. After which you have to use the AT&T modem in order for the OTA to complete successfully.
Click to expand...
Click to collapse
Correct, the modem I have linked was directly from graffix.
holy cow downloads from Mega are crawling for me. I heard a rumor from a friend of a friend that a certain OTA from an un-said company for an un-said device is going out 'very soon' and I want to be 100% stock before it goes out. Just in case it's for the moto X.
can I ask how you got back to 100% stock? In your previous thread (TWRP Backup of Lollipop) you mentioned that you couldn't do a backup of stock. I guess I just want to know that your stock backup of 4.4.4 isn't an un-rooted 4.4.4. I'm looking for never-been-rooted 4.4.4.
got this to work last night.
working great! sideloaded the ota!
flashed the modem after sideloading the ota.
Official factory image is now available from Motorola! https://motorola-global-portal.custhelp.com/app/standalone/bootloader/recovery-images
edit: deleted, nevermind
holtenc said:
holy cow downloads from Mega are crawling for me. I heard a rumor from a friend of a friend that a certain OTA from an un-said company for an un-said device is going out 'very soon' and I want to be 100% stock before it goes out. Just in case it's for the moto X.
can I ask how you got back to 100% stock? In your previous thread (TWRP Backup of Lollipop) you mentioned that you couldn't do a backup of stock. I guess I just want to know that your stock backup of 4.4.4 isn't an un-rooted 4.4.4. I'm looking for never-been-rooted 4.4.4.
Click to expand...
Click to collapse
My 4.4.4 was rooted, and I just experimented with all the info that everyone was posting the day the 5.0 went live. I was able to unroot and flash a file that 0.0 had posted in the thread that graffix had started. Anyway long story short between that and experimenting with the recovery and modems I was able to get my 4.4.4 to take the OTA with no problems. Since the OTA checks file structure and recovery, modem, etc....I am assuming it is unrooted stock. The way I look at it, If the OTA will flash with my experiment, so should the actual release. That is just my logic anyway.
Thank you for putting this guide together. Everything worked flawlessly. Thank you.

TWRP not working with bph6

I just upgraded to the latest G935FXXU1BPH6 using Odin (v3.12.3). With past firmware releases, I was able to load TWRP twrp-3.0.2-2-hero2lte.img.tar using Odin and then proceed to root the phone.
However, with BPH6, TWRP refuses to boot. I try the volume-up+home+power sequence but TWRP recovery never starts. The phone just sits there on the boot screen.
I'm able to recover by re-flashing the BPH6 firmware but this leaves me thinking that the bootloader has changed in BPH6 and twrp 3.0.2-2 is no longer compatible.
1) Anyone else having this issue?
2) Any solutions or workarounds?
3) Do people think it would be safe to dowgrade the bootloader or entire firmware? I'm willing to try it but I'm a little concerned about bricking the phone.
kociubin said:
I just upgraded to the latest G935FXXU1BPH6 using Odin (v3.12.3). With past firmware releases, I was able to load TWRP twrp-3.0.2-2-hero2lte.img.tar using Odin and then proceed to root the phone.
However, with BPH6, TWRP refuses to boot. I try the volume-up+home+power sequence but TWRP recovery never starts. The phone just sits there on the boot screen.
I'm able to recover by re-flashing the BPH6 firmware but this leaves me thinking that the bootloader has changed in BPH6 and twrp 3.0.2-2 is no longer compatible.
1) Anyone else having this issue?
2) Any solutions or workarounds?
3) Do people think it would be safe to dowgrade the bootloader or entire firmware? I'm willing to try it but I'm a little concerned about bricking the phone.
Click to expand...
Click to collapse
In Odin flash an older firmware then reroot and wait for a root update from Chainfire and the TWRP team
I know a couple people that have done that.
"And on that bombshell!"
Sent from my Echoe powered AEL Driven G935F
When I first upgraded to the new firmware, I found the same thing that you did - I wanted to be able to flash custom roms and didn't know when or if TWRP and ROOT was going to be possible with this new firmware - so I used odin and reflashed July's Firmware and I was able to do so without any Issues - so then I decided to try to upgrade the AP/CSC/CP files from the latest update and replaced the bootloader with the bootloader from july's update and it worked.
Good luck - frankly I am Concerned. It appears that the latest bootloader from Samsung is LOCKED - I only hope someone is able to get root and twrp working - and I hope this is not an indication of future issues for rooting samsung phones....
mocsab said:
Good luck - frankly I am Concerned. It appears that the latest bootloader from Samsung is LOCKED - I only hope someone is able to get root and twrp working - and I hope this is not indication of future issues for rooting samsung phones....
Click to expand...
Click to collapse
No it isn't. Korean models had already been incompatible with official TWRP since firmware APG7 and I confirmed it working again when I replaced the kernel inside TWRP with one built from the latest source released by Samsung. So, someone needs to build a new TWRP recovery with BPH6 kernel source and everything will become fine again.
I didnt know that but it is very good news as far as I am concerned.
I have alwasy been fearful that Samsung was going to eventually lock down their international phones like they did to the US Variants - and when this originally happened to me, I started thinking that maybe my worst fears had come true. Thanks for the information....
I have the same question,but i soved it,i Flash the old BL and TWRP can working
BL version :BL_G935FXXU1APGH_CL8252943_QB10274482_REV00_user
Xlim said:
I have the same question,but i soved it,i Flash the old BL and TWRP can working
BL version :BL_G935FXXU1APGH_CL8252943_QB10274482_REV00_user
Click to expand...
Click to collapse
pls send related boot loader download link
same iussue .. some news??
by the way to use root now i put the old firmwere
FARSHOOD said:
pls send related boot loader download link
Click to expand...
Click to collapse
https://www.androidfilehost.com/?fid=24671318762848807
When flashing bootloader in Odin there is an options tab, there are checkboxes - Auto Reboot which is checked - Re-Partiion which is unchecked - and - F.Reset Time which is checked, I flashed new bootlaoder and modem and now my phone will not restart no matter the key combination I press. So Are those checkboxes suppose to be checked off or unchecked

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