[Q] Root failed. please help - Galaxy S II Q&A, Help & Troubleshooting

Hi all,
i am using sgs2 ics 4.0.3. I tried to root my phone using Odin and CF-Root-SGS2_XW_XEN_LP7-v5.4-CWM5.tar file. But it failed. I tried again but result was same. I have xwlp7 kernel version and latest Samsung kies installed in my computer. Can anyone explain what could be the reason? And what should i do to root my phone. Please help.

You could try flashing a custom kernel like siyah or dorimanx or use this method:
http://forum.xda-developers.com/showthread.php?t=1501719
Sent from my GT-I9100 using xda app-developers app

Thanks. but suggest me what to do next after rooting phone.
HAXTREME said:
You could try flashing a custom kernel like siyah or dorimanx or use this method:
http://forum.xda-developers.com/showthread.php?t=1501719
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
hi Haxtreme, the alternative method you suggested, didn't work. But flashing siyah kernel did it. Thanks to you. But suggest me what is the next step after rooting my phone. i have taken a back up of rom using cwm. i am a new root user.

Next step should be efs backup.

The next step!
You got root and CWM!
The next step!
Install custom ROMszZ
The next step!
Install custom kernels!
The next step!
Overclock/underclock! As you desire!
Backup apps with titanium backup!
Backup using nandroid!
Sent from my GT-I9100 using xda premium

singhsidhartha said:
Hi all,
i am using sgs2 ics 4.0.3. I tried to root my phone using Odin and CF-Root-SGS2_XW_XEN_LP7-v5.4-CWM5.tar file. But it failed. I tried again but result was same. I have xwlp7 kernel version and latest Samsung kies installed in my computer. Can anyone explain what could be the reason? And what should i do to root my phone. Please help.
Click to expand...
Click to collapse
If u wish to start something w/ odin (just use odin3 v1.85 for s2) then first time u must do is uninstalling kies as it's messed over both..
Then If u have stock rom zip, start flashing it again by ticking one packages & tick & browse pda to matched zip stock. Stay away from another option in odin then. If it's successful, mean ur phone had a full wipe reset to stock factory (that's why u need backup like TiB).
At this point I think u can root by rahmat3 methods without any issues if u run it carefully as his per. No worries..
Sent from my GT-I9100 using xda app-developers app

Related

First time flashing a rom .

Hi all ,
I have currently on android ics 4.0.3 XXLP2 stock firmware .
I wanted to flash a rom . Mayb myhegen rom or dynamic rom .
I know there is clear instruction there .
Jus wanted to know , i can straight follow the instruction there or i need to flash the rom's android version (XWLP4) then follow the instruction.
Thanks in advance.
Sent from my GT-I9100 .
You can flash whatever rom you like over your existing rom. But follow the instructions for the rom you're going to flash to the letter; for example if it says to do a factory reset, do a factory reset, etc, etc.
root with flahing C-F root : http://forum.xda-developers.com/showthread.php?t=1103399
then from CWM recovery you can flash...
Ok so i dont need to flash 4.0.3 XWLP4 stock firmware using odin ?
My android XXLP2 version has already rooted wif cf root .
Now i jus follow the instructions ?
Thanks again.
Sent from my GT-I9100 using xda premium
Yep. Follow the flashing instructions for the rom you're going to flash.
noobkia2 said:
Ok so i dont need to flash 4.0.3 XWLP4 stock firmware using odin ?
My android XXLP2 version has already rooted wif cf root .
Now i jus follow the instructions ?
Thanks again.
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
****very imp backup ur efs folder somwere safe and a copy of it on pc too...
Excellent suggestion
rocky23 said:
****very imp backup ur efs folder somwere safe and a copy of it on pc too...
Click to expand...
Click to collapse
Yes and ypu should probably backup up all your apps using titanium backup
Sent from my DROID3 using XDA
Done all of that backup . But im afraid i'll get wierd thing like kernel panic mode .
Why would that happen ?
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I had massive problems first time when i flashed, if you hit any bumps and cant start the phone after flashing, what i did was i flashed stock and then siyah kernel, put files on phone, boot to recovery and clear all data before flashing, that did the trick for my first flash
Hope you have a good time flashing and playing with your phone !

Rooting S2

Hi! I attempted to root my S2 via a method I found here whereby I flash an insecure kernel then root using S2 root. I followed the guide to the T and still my phone is only ''partially rooted'' according to rootchecker and no root apps could be granted su access.
I am running ICS 4.0.3, Baseband Version XXLPS.
What should I do next or should I accept defeat and leave this phone unrooted? What could I have done wrong?
Thanks in advance for reading.
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AndroidUser1192 said:
Hi! I attempted to root my S2 via a method I found here whereby I flash an insecure kernel then root using S2 root. I followed the guide to the T and still my phone is only ''partially rooted'' according to rootchecker and no root apps could be granted su access.
I am running ICS 4.0.3, Baseband Version XXLPS.
What should I do next or should I accept defeat and leave this phone unrooted? What could I have done wrong?
Thanks in advance for reading.
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
flash the latest siyah kernel v3.4.1 either from ur recovery (use siyah .zip file) or thro Odin ( use siyah .tar file) and then see
Thanks Sun!
I have downloaded the Tar file. I assume what I do now is flash it onto my phone and retry S2 Root again?
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If you flash Siyah you will be already rooted.
Ah, then perfect. Thank you!
Sent from my GT-I9100 using xda app-developers app
Either I am an uber noob or there is something wrong!
I downloaded the Siyah 3.4.1.tar kernel from gokhanmoral and flashed via odin and the phone sat at the boot screen with the little yellow triangle on it. I left the phone on and running like that for 10minutes.
I flashed my insecure kernel back on from last time (the one I used when trying to root using s2root) and it is fine again.
Anywho I am back to square one! -.-
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AndroidUser1192 said:
Either I am an uber noob or there is something wrong!
I downloaded the Siyah 3.4.1.tar kernel from gokhanmoral and flashed via odin and the phone sat at the boot screen with the little yellow triangle on it. I left the phone on and running like that for 10minutes.
I flashed my insecure kernel back on from last time (the one I used when trying to root using s2root) and it is fine again.
Anywho I am back to square one! -.-
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
well thats really weird ma8, is ur phone I9100 or I9100G
ps- always try to root ur phone by a proper CF-root kernel, rather than some insecure kernel
I9100! It's very strange and I'm dying to check out some roms!
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AndroidUser1192 said:
I9100! It's very strange and I'm dying to check out some roms!
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
so u havent tried the Cf-root method intially to root ur phone right
Nope just the S2 root method and now Siyah.
Sent from my GT-I9100 using xda app-developers app
AndroidUser1192 said:
Nope just the S2 root method and now Siyah.
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
ok buddy follow this steps to reroot ur phone in a proper manner.
1) Dwnld the official ICS firmware(4.0.3) and flash thro odin
link Here
2) after that please dwnld the Matching Cf- root kernel and flash thro' ODIN
link Here
ur phone will be rooted properly and should wrk fine
ps- read the OP of both the threads carefully and follow the instructions over there to root ur phone successfully
If you only need proper root, no custom or insecure kernels and no yellow triangle, look at the guide in my signature. Worth the try
Sent from my GT-I9100 using Tapatalk 2
Hey i had a similar problem. There is a superuser n buybox zip file that you will find on one forum here,that is about basic how to root. Copy those files to your phone then go to recovery and apply zip. I had a hard time with my phone partially rooted but thay solved it
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Upgrade GB

Can someone tell me the descriptions of upgrading samsung s2 2.3.4 jokh8 to ICS
Sent from my GT-I9100G using xda premium
1. make a back up of your current firmware
2. In recovery, do a wipe of the cache then go to advanced and wipe daavik cache.
3. Using odin flash the ics firmware you like.
this tutorial should help .
All in One guide for NOOBS! With Videos Now!
Will it erase all data?
Sent from my GT-I9100G using xda premium
You already made 2 threads about rooting.
So since you "need" to be on ics,you open up another thread about gb-ics.
Whats next,a thread about how to use odin,or a thread about cwm.Or how about a thread for flashing kernel,or a thread about a rom.Then a thread about "help phone bricked".
Do us all a favour and read you lazy git.
enniocharchar said:
Can someone tell me the descriptions of upgrading samsung s2 2.3.4 jokh8 to ICS
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Click to expand...
Click to collapse
1. Root your phone by flashing a rooted kernel containing CWM recovery (e.g. SpeedMod for GB ROMs), if not already done.
2. Make a nandroid backup of your current GB system in CWM recovery. (So you can restore it if flashing does not work or you don't like the new ICS ROM and you want to go back to GB.)
3. Have a look here for the latest ICS stock ROMs => http://forum.xda-developers.com/showthread.php?t=1544487.
There is also a description in the first post how to flash the new stock ROM with Odin.
I recommend to flash a pre-rooted ICS stock ROM from here => http://forum.xda-developers.com/showthread.php?t=1608071.
Download the ROM, extract the zip file, put the tar/md5 file into PDA section of Odin and flash it to your phone. (Be sure that no Kies process is running on your PC while flashing.)
4. Once you are on ICS and rooted, you can install TriangleAway (=> http://forum.xda-developers.com/showthread.php?t=1494114&highlight=triangleaway) app to reset the flash counter if needed.
5. Be happy and enjoy the new ICS ROM.
Good luck !
enniocharchar said:
Will it erase all data?
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Click to collapse
yes, beecause you are upgrading to a different firmware structure.
Can u describe the root part of it please ? Thanks
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[Q] HELP> CAN'T WIPE DATA but Get into recovery and Download mode

hi, after flash stock rom for my i9100 4.0.4, and root throught stock recovery, but today, i can't wipe data, but can wipe cache and devlik, battery stus... so i can't flash rom, and now, my i9100 can't start. i need HELP, please. i tried flash stock rom used odin but not succes. (cry)
http://forum.xda-developers.com/showthread.php?t=1756242
You need to post more details. Kernel, methods used, etc.
Sent from my GT-I9100 using xda app-developers app
I see you posted the same crap an hour ago and decided to open up a new thread about the same.
Why.....because I suppose an hours a long time in a lazy noobs life.
zachwyt said:
http://forum.xda-developers.com/showthread.php?t=1756242
You need to post more details. Kernel, methods used, etc.
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
uhm, i flash only one file rom stock XWLPM 4.0.4, all is stock, kernel,rom, modem...beacuse i root used stock recovery
http://forum.xda-developers.com/showthread.php?t=2400535
I made the same mistake this is my tutorial to fix ur phone. Ur phone will be fixed for sure

rooting I9100

hello everybody
my sister bought a new s2 and wants me to make it run on jellybam but as I'm not used to s2 (i have s3) i have no idea how to root the mobile and from where can i get cwm for s2
may anyone help me...i will be very thankful to you
N.B. it runs on 4.0.4 official now
You can flash PhilZ-kernel with built-in CWM recovery. Have a look at PhilZ-kernel thread to find the appropriate kernel for you.
Sent from my Nexus 7 using xda app-developers app
Read read read And don't try anything before you did.
AndDiSa said:
You can flash PhilZ-kernel with built-in CWM recovery. Have a look at PhilZ-kernel thread to find the appropriate kernel for you.
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
from where can I get it?
does it require PC and odin or not?
Sent from my GT-I9300 using Tapatalk 2
In http://forum.xda-developers.com/showthread.php?t=1877270 you can find your appropriate kernel, but you need to choose the right one, because the latest kernels are for JellyBean only.
No, you don't need Odin/heimdall and you don't' need a PC even if it's better to have one at hand when it comes to issues.
One hint: read and try to understand everything before flashing. If you are unsure, ask, otherwise there is a chance to brick the device, especially with 4.0.4 stock (-> brick bug)
Sent from my Nexus 7 using xda app-developers app
AndDiSa said:
In http://forum.xda-developers.com/showthread.php?t=1877270 you can find your appropriate kernel, but you need to choose the right one, because the latest kernels are for JellyBean only.
No, you don't need Odin/heimdall and you don't' need a PC even if it's better to have one at hand when it comes to issues.
One hint: read and try to understand everything before flashing. If you are unsure, ask, otherwise there is a chance to brick the device, especially with 4.0.4 stock (-> brick bug)
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
okay thanks dude, but is there a safe one even if with a PC, I'm used to rooting and flashing recovery mods and kernels using PC and odin for my s3 and it is very safe and no chance of bricking the phone, so is there a similar way for s2 ?
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ahmed bahaa said:
okay thanks dude, but is there a safe one even if with a PC, I'm used to rooting and flashing recovery mods and kernels using PC and odin for my s3 and it is very safe and no chance of bricking the phone, so is there a similar way for s2 ?
Sent from my GT-I9300 using Tapatalk 2
Click to expand...
Click to collapse
just download the 'Siyah kernel v 5.0.1' (.tar file for flash with Pc odin) from the link below and flash the same on ur phone using PC odin, it will root ur phone and install a working, brick free cwm recovery, which u can use to flash any custom rom/kernel of ur choice
Siyah Kernel v5.0.1
Sun90 said:
just download the 'Siyah kernel v 5.0.1' (.tar file for flash with Pc odin) from the link below and flash the same on ur phone using PC odin, it will root ur phone and install a working, brick free cwm recovery, which u can use to flash any custom rom/kernel of ur choice
Siyah Kernel v5.0.1
Click to expand...
Click to collapse
thanks a lot bro, will give it a try today
btw im going to flash the latest jellybam on i9100 so will siyah have any problem regarding the ROM ? i mean will there be any lag or something ?
CWM matters, not the kernel you're actually on.
Of course if you're on 4.0.4's kernel you can't wipe.
Sent from...this is not even my S2
The Siyah kernel will be overwritten during the jellybam flash anyway......so as mentioned. ...the kernel doesn't matter/won't cause compatibility issues
Sent from my rooted, de bloated, stock JB powered S2 via PhilZ kernel and XDA developers app
ok thanks a lot dudes that really helped a lot

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