[Q] Can't root my Arc S ! - Xperia Arc Q&A, Help & Troubleshooting

Hi everyone !
I had a rooted xperia arc s with the last firmware. I have just updating it to 4.1.B.0.587, so it is no longer rooted. The problem is that when I try to root it (I have tried different ways) with Flashtool, it doesn't function. What is strange is that when I plug my Arc S to the computer, Flashtool says busybox version .....
if I try to unroot it, flashtool tell me the phone is not root. And if I begin root, Flashtool stops by saying click restore on your phone, and nothing appears on my phone.
I have tried to restore my phone and to root again but this is the same result...
Can someone help me please ?
Thank you in advance !

http://forum.xda-developers.com/showthread.php?t=2219711
Sent from my LT18i using xda app-developers app

I have tried this way to root 2 hours ago. In fact when I run this .exe, a program with chinese characters load and disapears, and that's all = impossible to use it. (I use windows 8, maybe that's the reason why it doesn't work...)

patatorus27 said:
I have tried this way to root 2 hours ago. In fact when I run this .exe, a program with chinese characters load and disapears, and that's all = impossible to use it. (I use windows 8, maybe that's the reason why it doesn't work...)
Click to expand...
Click to collapse
Flash .587 ftf and then root again
Sent from my LT18i using xda app-developers app

Thank you ! I'm going to try it !

That's done i've flashed my phone with the custom rom (4.1.B.0.587.ftf), but I still can't root my phone :crying: !
Please help me !

here is the flashtool log :
(view attached file)
The process stays on the last line when i try to root.
(I'm french) I understand it is doing something and nothing happen, even after 20 minutes.

I have found how to solve my problem : Flash a 4.0.3 kernel root and then flash 4.0.4 to have an updated firmware with the root !

patatorus27 said:
I have found how to solve my problem : Flash a 4.0.3 kernel root and then flash 4.0.4 to have an updated firmware with the root !
Click to expand...
Click to collapse
4.0.4 is unrootable. You need to downgrade the kernel so you can use the exploit found in that version of kernel.
僕のLT18iから送られてきた

Flash first .63 then use DoomLord's rooting toolkit for ics. 587 was never rootable.
Sent from my LT18i using xda app-developers app

Related

When installing 4.0.2.A.0.62 it says can not install

I have the phone rooted and when I try updating to 4.0.2.A.0.62 it just says can't install. Do I have to flash it all over again, which would mean loosing all apps?
Via OTA?
Better leave it as it is.
Update via computer will remove root.
Data remains with both methods.
Sent from my iPad 2 using Tapatalk
happened to me too! You have to flash .42 again, root before u do anything else and right after root update via OTA! ;-)
And if you don't wanna do it again next time, backup your applications right after OTA update, so you can restore it for the next OTA update (if any)
Is it not possible to unroot, and then update to 4.0.2.A.0.62 ?
J!tH said:
Is it not possible to unroot, and then update to 4.0.2.A.0.62 ?
Click to expand...
Click to collapse
Rooting the phone doesn't prevent the OTA update, messing with system apps does. (And you usually mess with system apps when rooted)
Excelsior82 said:
Rooting the phone doesn't prevent the OTA update, messing with system apps does. (And you usually mess with system apps when rooted)
Click to expand...
Click to collapse
Ahh of course.. Iv'e deleted a few system apps and messed with other things (crapware)
When you put them back, you can update your firmware. When you do it OTA, you will keep your root.
Furtermore, this update won't remove any data or apps.
Excelsior82 said:
And if you don't wanna do it again next time, backup your applications right after OTA update, so you can restore it for the next OTA update (if any)
Click to expand...
Click to collapse
What should I use for backup?
Titanium backup will do, and by the way, if you find your current firmware you can try and restore one by one the bloatware you deleted or restoring any mod you have installed, I did this and I was able to update via OTA again.
It doesn't work. I flashed
LT15i 4.0.2.A.0.42 Generic Global World (EASY ROOT WITH FLASHTOOLS): http://uploaded.to/file/vmfu4czg
Used flashtools to root right away, still says can't update.
Says Could not install
itsup said:
It doesn't work. I flashed
LT15i 4.0.2.A.0.42 Generic Global World (EASY ROOT WITH FLASHTOOLS): http://uploaded.to/file/vmfu4czg
Used flashtools to root right away, still says can't update.
Click to expand...
Click to collapse
itsup said:
Says Could not install
Click to expand...
Click to collapse
You may consider either retrying (some people reported having to flash twice or thrice before it would work) or using another firmware, or using a different flash software (I did updated OTA after flashing .42 with wotanclient).
I experience this. What I did I reflash with rootable firmware then root with flashtool without removing any app then I directly update OTA. Then I successfully install.
Sent from my LT18i using XDA
I have similar problem and now I have a rooted .62 NAM firmware.
What I did is the following:
Flash your phone to .42 firmware with flashtools
Update your phone to .62 with PC companion
Re-flash your phone back to .42 with flashtools
Root your phone with flashtools
Update your phone to .62 with OTA
No need for step 2, 3 and 4!
Sent from my LT15i using XDA App
Just have a rooted .42 firmware with an locked bootloader ( i seriously doubt that you have a locked boot loader )
Aftet that just update to .62 over the air [OTA]
If this doesn't works then either flash a pre rooted .62 firmware via fastboot or flash a fresh unrooted firmware via flashtool and then root it by recovery method! If you still have a problem then PM me!
Sent from my LT15i using XDA App
varunadittya said:
No need for step 2, 3 and 4!
Sent from my LT15i using XDA App
Click to expand...
Click to collapse
Yes I know that normaly steps 2,3,4 are not required but somehow I had to do it for 3 of the Arcs I rooted.
gduong128 said:
Yes I know that normaly steps 2,3,4 are not required but somehow I had to do it for 3 of the Arcs I rooted.
Click to expand...
Click to collapse
So you never tried doing the stuff without step 2,3 and 4?? It will work for sure....cause there are only two ways (till now)to have a rooted .62 as stated in my previous post!
But you can guide someone with your method if the original two doesnt work!
Sent from my LT15i using XDA App
I havent gone through all the posts of this thread but i think that the guy aint asking how to have a rooted .62 (incase he is then plenty of threads for it and me and my fellow members have also posted about it here)
Hes just having problem in updating via pc companion.....and the only solution i have is relocking the bootloader, i know i keep asking to lock the bootloader but thats the key to it!
If i missed any point here and please feel free to let me know! ;-)
Sent from my LT15i using XDA App

Messed up quite badly...

I unlocked my bootloader via Omnius , decided to flash sony ics beta due to me being on .42 firmware , correctly entered all the commands nad flashed, but I was stuck in a bootloop and so i decided to try flash tool which gave me :
ERROR - ERR_SEVERITY="MAJOR";ERR_CLASS="MEMORY_CLASS";ERR_STATIC="HASH_VER";ERR_DYNAMIC="Block verification failed";
When trying to flash system or baseband ; kernel flashed fine. It still didn't boot. Tried wotanserver, it stopped when flashing the system. SEUS simply says that I'm on the latest firmware ; I can't repair anything. So now, I have no idea as to what to do...
EDIT-Can't get into fastboot either now -_-.
You did wrong mate, you should have flashed with 0.62 firmware and not 0.42 ! they warned about that !
I hope someone more experience could help you , on my play everything is working with ICS
RCalisto said:
You did wrong mate, you should have flashed with 0.62 firmware and not 0.42 ! they warned about that !
I hope someone more experience could help you , on my play everything is working with ICS
Click to expand...
Click to collapse
It says on the Sony website you should have the .42 firmware...
EDIT- Here http://developer.sonymobile.com/wp/...or-unlocked-xperia-play-smartphones-download/
Try flashing an ftf using Flashtool.
Sent from my R800i using XDA
MilkyJoePD said:
Try flashing an ftf using Flashtool.
Sent from my R800i using XDA
Click to expand...
Click to collapse
Already did(see OP), failed over a hundred times =|. Omnius managed to flash it but now I believe I have a radio brick =|.
Nabeel_Nabs said:
Already did(see OP), failed over a hundred times =|. Omnius managed to flash it but now I believe I have a radio brick =|.
Click to expand...
Click to collapse
So you did. Sorry. Have you tried more than one FW version? I don't know much, I can only suggest what I would try in a similar situation. Which would be wiping everything wipe-able and flashing any and all ftf files I had til my phone worked again. Also, kernels add backups.
Sent from my R800i using XDA
When you say you can't repair anything, is that via SEUS?
Sent from my R800i using XDA
It was yes,I can now but its just flashing over the same version of firmware that I have installed ; I'm guessing I still have DRM intact .
A repair is supposed to flash the same version. Did it fix it?
Sent from my R800i using XDA
No it didn't. HOWEVER, after ****ting myself for around 6 hours, I noticed after I flashed the ftf via omnius my unlocked bootloader was gone(couldn't get into fastboot)...Simply did the process again and now I'm back in business .
EDIT- Thanked your posts MilkyJoe for atleast bothering to help me =D.
I know what it's like to Google problems only to be met with "answers" like, "Try Google" or, "Use the search function". Or even posts with no answers. Which forces you to ask questions yourself, often not getting answered.
If I answer and it doesn't help the OP, it might help somebody else Google-ing a similar problem.
Sent from my R800i using XDA

[Q] Arc Rooting.

HI everyone . i m using xperia arc 2.3.4 and the firmware build number 4.0.2.A.0.62. i would like to root the device.
i came across so many places and they r saying to downgrade to .42 and root. and i din find any further procedure to downgrade. and i m having doubt like do i need to downgrade? or for downgrade , do i need to unlock the bootloader?
please guide me to root my device. i like this Default ROM and i dont want to change.
is there any possiblity to root in .62?
i jus need to remove lot of unwanted apps from the device..
Plz help and Thanks in advance..
Due to the near ICS update, nobody make efforts to find an exploit to root *.62.
So, the only way is downgrade to *.42 with flashtool, root (with flashtool also) than OTA.
Thank you, but can u tel m the procedure??
Sent from my LT15i using XDA
0. Read carefully BEFORE starting the process, if you are doing this for the first time.
1. Download Flashtool. Install it.
2. Download *.42 firmware. Follow instructions given by jlmcr87 in this post. NB. If you have problems connecting your phone with Flashtool, install Sony Gordon Gate drivers manually.
- - -
Alternatively, you can flash freely with Wotan, root with Flashtool, then OTA.
Procedure
If you are flashing a ftf for the first time, its better you go by a video...
http://www.youtube.com/watch?v=Keo61Zffh5Q
This gives proper instructions....
Good luck
Thanks a lot friends.. U will try and update.....
Sent from my LT15i using XDA
sri11guru said:
Thanks a lot friends.. I will try and update.....
Sent from my LT15i using XDA
Click to expand...
Click to collapse
Sent from my LT15i using XDA

[Q] Official update for rooted Arc

Hi,
Can I update my rooted Arc with the official ICS update ? I have already removed several system apps with Titanium Backup.
mukunth said:
Hi,
Can I update my rooted Arc with the official ICS update ? I have already removed several system apps with Titanium Backup.
Click to expand...
Click to collapse
no.. resore all apps to system/app or reflash the firmware again {recommended}..:
ArcMan09 said:
no.. resore all apps to system/app or reflash the firmware again {recommended}..:
Click to expand...
Click to collapse
Thanks, ArcMan09. I have only rooted the Arc and have not installed any other firmware - it still has the existing manufacturer's firmware. I have also not unlocked the bootloader. Will it not accept an "official" update again ?
The updates do some checks on your current system, if it seems modified it will not update. Just do a restore in pcc it will install the latest version on your phone for you.
Sent from my LT18i using XDA
Just flash 4.1.A.0.562 ftf files with FlashTool.
FlashTool do not require unlocked bootloader.
After that you can root easily.
http://forum.xda-developers.com/showthread.php?t=1598072
I have a rooted Arc S with .62 firmware. The right way to update is to reflash the firmware and then update to ICS via PCC?
Sent from my LT18i using Tapatalk 2
I just updated my Arc to ICS. Connected through the Sony Companion which detected the SW update and it downloaded and updated it. The downside of this is that my existing root has been 'patched', ie, it has been unrooted with the update. Waiting for Doomlord to work his magic now
mukunth said:
I just updated my Arc to ICS. Connected through the Sony Companion which detected the SW update and it downloaded and updated it. The downside of this is that my existing root has been 'patched', ie, it has been unrooted with the update. Waiting for Doomlord to work his magic now
Click to expand...
Click to collapse
there is already a root method
http://forum.xda-developers.com/showthread.php?t=1683957
OverLo4d said:
there is already a root method
http://forum.xda-developers.com/showthread.php?t=1683957
Click to expand...
Click to collapse
Yes - but what we really need is a 1-click rather than flash 'down', root and then flash. Am too lazy for these you know...basically a zergrush exploit or an emulator trick for the latest firmare...
mukunth said:
Yes - but what we really need is a 1-click rather than flash 'down', root and then flash. Am too lazy for these you know...basically a zergrush exploit or an emulator trick for the latest firmare...
Click to expand...
Click to collapse
There is no easy root method at the moment. If you want root then you will need to downgrade the kernel then root then update kernel.
Sent from my LT15i using xda premium
The only easy way is an unlocked bootloader, other you'll either have to use the downgrade or wait for an exploit.
Sent from my LT18i using XDA
Ok, so I have now rooted following instructions from this thread :
http://talk.sonymobile.com/thread/41119
Step 1. Download Flashtool
Step 2. Download the .562 kernel
Step 3. Flash .562 kernel and reboot phone
Step 4. Root using http://forum.xda-developers.com/showthread.php?t=1601038
Step 5. Download the .431 kernel
Step 6. Flash .431 kernel and reboot phone
I don't see why you need to go check on the talk.sonymobile.com site as those very same instructions have been posted here.
You do realise that everything that happens there is just a rehash of what happens here at XDA. :cyclops:
xtacy! said:
I don't see why you need to go check on the talk.sonymobile.com site as those very same instructions have been posted here.
You do realise that everything that happens there is just a rehash of what happens here at XDA. :cyclops:
Click to expand...
Click to collapse
True...just that I had several links bookmarked on this rooting thing and I followed one of them. Btw, the .562 & .431 kernel links were about 5 MB each, whereas the ones I found on XDA were ~250MB - guess they included the entire stuff...or, I wasn't searching properly here:crying:
mukunth said:
True...just that I had several links bookmarked on this rooting thing and I followed one of them. Btw, the .562 & .431 kernel links were about 5 MB each, whereas the ones I found on XDA were ~250MB - guess they included the entire stuff...or, I wasn't searching properly here:crying:
Click to expand...
Click to collapse
The 250mb ones will be ftfs, so the whole rom not just the kernel
Sent from my LT18i using xda app-developers app
smartarse93 said:
The 250mb ones will be ftfs, so the whole rom not just the kernel
Sent from my LT18i using xda app-developers app
Click to expand...
Click to collapse
Righto...just wondering why you need to download the whole ftf's when kernel flash would do...
Probably because they couldn't find the kernel alone. In that case, the only option would be to download the entire ftf.
Swyped from my SE Xperia arc (LT15i) using Tapatalk 2

Problem with recovery android 4.0

Hello guys yesterday I installed the new android 4.0 on my xperia arc (lt15i) and now i d like to install the big pack v3.1, and to do that I need a recovery, so Itried to install cwm recovery but clockworkmod seems not to work on the lt18i (my lt15i is now recognized as a lt18i because of the update)
so I tried different way to install a recovery but everytime I tried to reboot on recovery mod à blue led turn on the Sony screen appears and that's all my phone just freeze on it and I need to reboot it by the hard method...
Do someone have a solution
Sry if I made faults but I'm french
Sent from my LT18i using XDA
thefirecrow said:
Hello guys yesterday I installed the new android 4.0 on my xperia arc (lt15i) and now i d like to install the big pack v3.1, and to do that I need a recovery, so Itried to install cwm recovery but clockworkmod seems not to work on the lt18i (my lt15i is now recognized as a lt18i because of the update)
so I tried different way to install a recovery but everytime I tried to reboot on recovery mod à blue led turn on the Sony screen appears and that's all my phone just freeze on it and I need to reboot it by the hard method...
Do someone have a solution
Sry if I made faults but I'm french
Sent from my LT18i using XDA
Click to expand...
Click to collapse
how did you install recovery?
Is your phone plugged into the pc when you try to boot recovery?
Pvy.
thefirecrow said:
Hello guys yesterday I installed the new android 4.0 on my xperia arc (lt15i) and now i d like to install the big pack v3.1, and to do that I need a recovery, so Itried to install cwm recovery but clockworkmod seems not to work on the lt18i (my lt15i is now recognized as a lt18i because of the update)
so I tried different way to install a recovery but everytime I tried to reboot on recovery mod à blue led turn on the Sony screen appears and that's all my phone just freeze on it and I need to reboot it by the hard method...
Do someone have a solution
Sry if I made faults but I'm french
Sent from my LT18i using XDA
Click to expand...
Click to collapse
If I am correct the big pack 3.1 Is not for ics, it is only for gb.
To install cwm you need root.
Sent from my LT18i using xda premium
Root for 4.0.4 has not come out yet,man. Recovery can not be installed without root.
I'm using android 4.0.3 and my phone is rooted ,I tried to install cwm with the cwm official app and it still doesnt work
Sent from my LT15i using XDA
kkyyb said:
Root for 4.0.4 has not come out yet,man. Recovery can not be installed without root.
Click to expand...
Click to collapse
Root for 4.0.4 Xperia Arc/ Arc S was out a while ago. One must downgrade the kernel, root and then upgrade it.
try to put your drive into flashmode and flash back to a stock rom/kernel and try install the big pack on an GB rom!
First of all, go to this forum and download the LT15i 4.0.4 update for your phone. I suggest Generic Global World.
Flash it using the latest version of Flashtool (v0.8.6.0). Check the No Final Verification box. Welcome to the correct build of ICS for your phone. LOL!
Now you've already downloaded the LT18's 4.0.3 ftf previously. Using Flashtool, just flash the kernel alone of the 4.0.3 build. Make sure you exclude everything else. The 4.0.3 kernel is rootable using the zergrush exploit.
Once that's done, flash back the 4.0.4 kernel. Again making sure to exclude everything else other than the kernel.
And there you go, you have a rooted 4.0.4. After this, go download pvyParts' Xperia CWM Auto-Installer from the market.
That should solve your problem. You should have no issues with CWM after that. (Maybe except a slight offline charging issue. )
xtacy! said:
First of all, go to this forum and download the LT15i 4.0.4 update for your phone. I suggest Generic Global World.
Flash it using the latest version of Flashtool (v0.8.6.0). Check the No Final Verification box. Welcome to the correct build of ICS for your phone. LOL!
Now you've already downloaded the LT18's 4.0.3 ftf previously. Using Flashtool, just flash the kernel alone of the 4.0.3 build. Make sure you exclude everything else. The 4.0.3 kernel is rootable using the zergrush exploit.
Once that's done, flash back the 4.0.4 kernel. Again making sure to exclude everything else other than the kernel.
And there you go, you have a rooted 4.0.4. After this, go download pvyParts' Xperia CWM Auto-Installer from the market.
That should solve your problem. You should have no issues with CWM after that. (Maybe except a slight offline charging issue. )
Click to expand...
Click to collapse
zergrush is for gingerbread.
Incorrect post. Thank you for no delete button
Sent from my LT18i using Tapatalk 2
OverLo4d said:
zergrush is for gingerbread.
Click to expand...
Click to collapse
Sorry, my bad. I misquoted. I meant to say use DooMLorD's Rooting Toolkit for ICS.
EDIT: I take that back. The Rooting Toolkit DOES use the zergrush exploit.
xtacy! said:
First of all, go to this forum and download the LT15i 4.0.4 update for your phone. I suggest Generic Global World.
Flash it using the latest version of Flashtool (v0.8.6.0). Check the No Final Verification box. Welcome to the correct build of ICS for your phone. LOL!
Now you've already downloaded the LT18's 4.0.3 ftf previously. Using Flashtool, just flash the kernel alone of the 4.0.3 build. Make sure you exclude everything else. The 4.0.3 kernel is rootable using the zergrush exploit.
Once that's done, flash back the 4.0.4 kernel. Again making sure to exclude everything else other than the kernel.
And there you go, you have a rooted 4.0.4. After this, go download pvyParts' Xperia CWM Auto-Installer from the market.
That should solve your problem. You should have no issues with CWM after that. (Maybe except a slight offline charging issue. )
Click to expand...
Click to collapse
I tried that, it just reboot backs in to the phone
---------- Post added at 10:05 PM ---------- Previous post was at 09:56 PM ----------
deconfrost said:
I tried that, it just reboot backs in to the phone
Click to expand...
Click to collapse
dont worry about it, the old back button trick did the job

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