[Q] Very stubborn Bootloop - Xperia Arc Q&A, Help & Troubleshooting

Hey there guys,
I've got a bit of a problem...
I have an Xperia arc S here, Locked bootloader. CWM installed through flashtool.
I tried to flash a rom (Yes, with compatitibility for locked bootloader). Ofcourse I made a backup, then wiped everything before flashing, also formatted the required items.
However, the phone gets stuck in a bootloop, I also can't boot into recovery...
So, any of you guys got an idea, something possible through fastboot? or PCC?
Thanks in advance.

If your phone's bootloader is locked then the best solution would be to repair it with PCC or SEUS!
Or you can manually flash the appropriate ftf file using flash tool!

Trying PCC now, got some bad experiences with it though using an xperia sola. Lets hope for the best.
First time doesn't work, would anyone be kind enough to provide a link to a ftf file?

PCC finished it in the second round... Thanks mate.

Install CWM with X-Parts from Play Store.

Related

[Q] [SOLVED] help I messed up and can't get in to CWM

I got my LT18i .42 Locked Bootloader. Rooted with zergrush, installed CWM using the Xperia CWM installer from the market, and all was perfect... Then updated my phone using companion %&@@&%. Then read that I can't root .62, so I downloaded a .42.ftf, flashed it booted it and noticed that now I had a LT15a at first thought it booted so should be ok I'll do a OTA update see what happens. Rooted, CWM installed. Reboot, reboot, press (any key) freezes at boot logo. Using Rom manager to reboot to recovery just reboots normally to android. For the past fiew days I was reading up on this, but could not find any definitive resolution. Tried reflasing proper LT18i .42, .58 using flash tools, and using wotan client. Tried repair with both companion and SE update service, then downgrade with flash tools and with wotan, obviously I don't mean all at once just different methods . Root seems ok titanium works I can get in and edit system/bin, /xbin. I tried manually moving the files for CWM, and changing permissions. All with no luck. Yesterday I came across a post that said that the LT15 room might have changed something to do with mounting the sd. But no explanation. I'm not a complete noob but need assistance on this.
Thanx guys.
Flash an Arc S firmware on your Arc S and you should be good to go.
iridaki said:
Flash an Arc S firmware on your Arc S and you should be good to go.
Click to expand...
Click to collapse
Thanx iridaki but
Tried reflasing proper LT18i (Arc S) .42, .58 using flash tools, and using wotan client. Tried repair with both companion and SE update service, then downgrade with flash tools and with wotan, obviously I don't mean all at once just different methods . Root seems ok titanium works I can get in and edit system/bin, /xbin. I tried manually moving the files for CWM, and changing permissions. All with no luck.
Any other Ideas why it freezes if i press (any) key, please
PS.
I got Locked Bootloader BTW.
bl
try unlocking your bootloader, why not? unlockbootloader.sonyericsson.com/instructions
Thanx anthraxter
I have been thinking verry hard about that, but still on a contract, so dont want to mess with that. i have been plaing with fiew rooms on my X8 (unlocked Bootloader) before i got this ARC S, and not without snags, but allways managet to get it back up. Do you think it's the bootloaders fault??
BL
I can't tell you for sure but I would suggest you to unlock it (75%) . Download this LT18i_4.0.1.A.0.266_CUSTOMIZED-UK -( mediafire.com/?ie832txe46ia2bh) Always worked for me to do a clean install if i was gonna flash-it, download ROM Manager again and it should work. Gotta love playing. .
I'll Try it Thank you.
flashing with flashtools, or wotan should wipe all left over date, cash, davlik, ect..
unlike using CWM to install update.zip where you need to do it manu.
or am i crazy?
I personally use only flashtool. That does the whole job.
Sent from my LT18i using XDA App
No Cigar. still lockes up at first SE logo if i manualy want to get in, and if i use any software method from within android to reboot in to recovery it simply reboots back to android. Tried (flashing, rooting, cwm) with and without SD. This Sucks, what good is an Android device without CWM.
there has to be some way to get it to fff work.
Ok, so it goes like this.. Flash a new firmware, flash a stock kernel with CWM ( DooMKernel) through flashtool of course and the kernel through fastboot.. U done that?
Sent from my LT18i using XDA App
I've had a similar experience today with a Arc S LT18i. Was on .42 (rooted and some system bloatware
removed). I tried an OTA upgrade last night, but this failed, presumably because I'd deleted some system apps. I then (without reading forums first - big mistake) upgraded with PC companion to .62 and THEN read that I couldn't root it again. After much reading of forums I found a version of LT15i .42 and flashed that - and rooted it again.
Then the problems started, I tried an OTA upgrade, and it failed mid-upgrade, giving me a blue arrow pointing down onto a screen with a yellow triangle of doom with an exclamation mark.
Flashtool didn't want to know for ages, then (fortunately) it suddenly let me flash back to .42. I've rooted it again, and any apps that weren't there have been re-installed. From what I can tell the LT15i (Arc) seems absolutely fine, with no visible difference from LT18i at all.
The question is - should I just leave it as it is and avoid risking bricking it again, or do I really need to try and get an ARC S version of .42 onto it with Flashtool, so I can upgrade to ICS when the time comes. If so, does anyone have a good link to .42 for LT18i pls? Ideally not from uploaded.to as that site was driving me nuts.
Thanks, and good luck to the OP who had similar issues.
anthraxter said:
Ok, so it goes like this.. Flash a new firmware, flash a stock kernel with CWM ( DooMKernel) through flashtool of course and the kernel through fastboot.. U done that?
Sent from my LT18i using XDA App
Click to expand...
Click to collapse
That's cool. But with a locked bootloader there is no fastboot
So what I do is flash LT18i 2.3.4 .42 using wotan client, root using zergrush. Now at this point phone can be updated to .62 , using the updater inside the phone AKA - OTA, that way I end up with LT18i .62 rooted, Locked bootloader. It is very important to keep in mind that this method for update will only work if ALL oryginal SYSTEM applications are on the phone.
I tried To Iinstall CWM on a locked bootloader using : NAn's app from market, extreme tweeker, both CMD methods, and manual method using root explorer.
By now I can do it all with my eyes closed hehe, but still can't get in to CWM.
unlock your bootloader then flash doom's kernel
Sent from my Galaxy Nexus using xda premium
Until ICS comes out i dont want to unlock my bootloader
Is it posible to flash firmware .ftf (with flashtools) that is already rooted and has CWM instaled, on a locked bootloader?
also is there any way to flash CWM backup on to the phone, if i cant get in to CWM (convert it to .ftf) ?
Can someone post a link to LT18i firmware that is rooted and has CWM instaled. For locked bootloader (.ftf) ?
OK. So i'm a "GENIUS" LOL
i got a reason to belive that simlinks got screwed.
I failed to manchen that affter i upgraded the firm to 62 with pc companion, i tried to ROOT again but when: DooMLoRD zergRush did not work i decided to give a try SuperOneClick, then FlashTools... Kurrrr.
eaven thugh they all use Mr. zerg's methode there is another choice psneuter, if i uderstand correctly the two methods differ a bit.
So simlinks dont get whiped, nor deleated when flashing, or restoring with seus.
or am i missing something eaven simpler like "reflash with SD inserted But no SIM, take out battery(or DON'T take out the baterry untill rebooting the Phone twice" or some think briliant as such.
like the one for relocking bootloader in The SE X8.
Can i deleate the simlinks and what ever i belive wrong, then UnRoot, whipe, reflash, root, CWM?
Would that fix it?
the phone is usless without CWM
Unlocking BL is not an option for me, i'm afraid
SOLVED
Ok. I managed to install CWM using flashtool. Entering CWM no problems, creating backup no problem, but after restoring from backup the phone was freezing every time.
puppet13th was nice enough to help, it was not easy so THANX VERY MUCH MAN.
The problem is that my partition layout got messed up. this is how it is setup.
mtd0: 06580000 00020000 "cache"
mtd1: 00600000 00020000 "appslog"
mtd2: 19000000 00020000 "system"
mtd3: 1a400000 00020000 "userdata"
puppet13th Did all the work, Briliant man
http://forum.xda-developers.com/showpost.php?p=24660037&postcount=224
This methode can come very usefull as well, just use the firmware for YOUR device.
[TUT] DIY Rooted 4.0.2.A.0.62 or newer LOCKED bootloader
http://forum.xda-developers.com/showthread.php?t=1555111

Help please xperia arc s , bricked,

Hello my Xperia ics arc with 4:03 s. rooted, I have installed in me bow down CWN Well, after I Clicked-thru these steps to install the forum 80.4 ics I Made cahe wipe, and then format date and system restarts and I have to reboot and now I only shows up on the screen and SONY ahi not pass.
Please as I can fix it?, I WOULD HELP
Sorry bad inglish
Thanks.
Arc or Arc S?
Locked or unlocked bootloader?
Try to flash ics with flashtool
http://forum.xda-developers.com/showthread.php?t=1330314
Sent from my LT18i using XDA
cullons said:
Hello my Xperia ics arc with 4:03 s. rooted, I have installed in me bow down CWN Well, after I Clicked-thru these steps to install the forum 80.4 ics I Made cahe wipe, and then format date and system restarts and I have to reboot and now I only shows up on the screen and SONY ahi not pass.
Please as I can fix it?, I WOULD HELP
Sorry bad inglish
Thanks.
Click to expand...
Click to collapse
You didnt flash the recommended kernel..
Don't forget to hit 'THANKS' if I helped..
Sent from my Xperia Pro using XDA
U can flash the original ICS .ftf file with flashtool and your phone should be ok.Dont forget to do it in flash mode !
would you like to sell
i would like to buy ur bricked one if its not working for you !!
okrasitna said:
Arc or Arc S?
Locked or unlocked bootloader?
Try to flash ics with flashtool
http://forum.xda-developers.com/showthread.php?t=1330314
Sent from my LT18i using XDA
Click to expand...
Click to collapse
Please Help me...im freaked...Newby.. I just installed a custom rom on my arc s... but i think i didnt folow the the instructions so good...so now after i installed the rom the boot gets stuck sony logo.the led light wont even light up..an i cant even restore it with cwm..My bad was that i forgot to flash the kernel...I think..But i said it doesnt have to if i have locked bootloader...i have been stuck with this 4 days already search everywhere for help..please help desperate call.phone is expensive in my country
It's never easy to really brick an arc than a galaxy tablet, had the mainboard replaced. flashtool really a very good tool to revive an arc.
Calm down then try this 1 by 1
Janto93 said:
Please Help me...im freaked...Newby.. I just installed a custom rom on my arc s... but i think i didnt folow the the instructions so good...so now after i installed the rom the boot gets stuck sony logo.the led light wont even light up..an i cant even restore it with cwm..My bad was that i forgot to flash the kernel...I think..But i said it doesnt have to if i have locked bootloader...i have been stuck with this 4 days already search everywhere for help..please help desperate call.phone is expensive in my country
Click to expand...
Click to collapse
Hi, Janto
For me, just flashing a custom rom it can't block u getting into cwm. It may stuck with the Kernel's logo/bootAnimation but should passes the CWM notification first.
If you could provide info(Name & version) of your kernel & rom, it would be better for us to help you bring your expensive device back to life:fingers-crossed:
My suggestion is:
1. Use Fastboot to flash a good kernel (Anyone from the development section), then CWM, thought you know how to do a flash again
2. If above step not works, download flashtool (The top thread in the development section) and a complete tft files, then do a flash using the flashtool, this should give you a brand new phone.
BTW: you r BL or not? search for X-parts if u r still locked.

[Q] PLEASE! HELP ME! My XPS is really dead after flashing one zip :(

Hi guys i am so nervous because of mi xps doesn´t weak up, its already in bootloop.
I have tried a lot of things, because i have an unlocked bootloader, the pc recognised the phone, and it seems that via fastboot i can flash a recovery like Advanced Stock Kernel, but really the phone still in bootloops and i have not got recovery
I have connected to flashtools and flash .55 ftf, the flashtools told that everything is good, but incomprensively de phone still in bootloops.
Now the phone is charging (all the leds working) but after five minutes, the phone turns on and bootloop again.
The zip that i flash before the bootlops is this: http://www.mediafire.com/?67mcui28bh3f45o of this threat: http://forum.xda-developers.com/show....php?t=1724602 , ICS STATUS BAR V3
can someone help me please?
THANK YOU VERY VERY VERY MUCH
Try flashing stock fw using flashtool again?
Sent from my MT27i using xda premium
you are on .55, the version used for that mod is .45 thats why you get bootloop, all you need to do is to reflash the stock firmware via flashtool.
always been said before: before to do anything else,make a backup.so in case of problems you will still have your backup.
Or you can now use the official flash tool from Sony.
http://forum.xda-developers.com/showthread.php?p=35096528#post35096528
There is no chance of problems using the official generic world firmwares provided by Sony itself

[Help] Recovering from Soft-Brick

Hey guys,
I have XZL C6503 and was on eXistenZ v4 with unlocked bootloader and a few days ago my phone started to reboot randomly, so I decided to flash stock rom with flash tool.
But since then Im stuck in a bootloop.
I have read this Guide but I didnt managed it to work again.
I have no problems to go into flashmode/fastboot mode and I already tried out different kernels and managed to open CWM on my phone but no matter which rom I try to install barely the installation has started my phone turns off.
I flashed with flash tool:
C6503_10.3.1.A.2.67_Global-LTE.ftf
C6503_10.3.A.0.423_MEA.ftf
C6503_10.5.A.0.230_BR.ftf
Flashtool did not produce any error, but my phone wont go further than the SONY logo.
I also tried the tool emma, but it was just as with flashtool.
When I try Sony PC Companion it produces some error, same with SEUS, probably cause of the unlocked bootloader.
Do you know any way to help me out?
I just need to relock my bootloader to send it back to sony.
Backup TA need unfortunately a running system.
Many thanks in advance for your help!
Well... When im having a bootloop, i usually flash the stock ftf, then wipe ALL.... It works for me
hm I tried it serveral times, but didnt succeed
I read some tip, which suggests to flash a rom via fastboot, but I need a rom that comes with a system.img
Do you know where to get such file?
mo3mo said:
hm I tried it serveral times, but didnt succeed
I read some tip, which suggests to flash a rom via fastboot, but I need a rom that comes with a system.img
Do you know where to get such file?
Click to expand...
Click to collapse
Well, im flashing c6506 ftf file on my c6502...
Search it in this forum
Ok I managed it to install Cyanogenmod and relocked bootloader.
It's on the way to sony :laugh:

[Q] [help]CWM for Xperia M 4.3 Jelly bean.

Guys, I need your help because I always keep messing up with my phone and got always stuck in bootloop. i am fed up with downloading and repairing my phone using PC companion. So, what I was thinking that if I install CWM then I can easily flash my phone back to normal, but the problem with this is that I don't know how to install the CWM for the phone.So I came up here to get some help from you guys, because PC companion takes hours repairing my phone. Please help, I always mess up while swapping the sd-card with internal memory.
smitpatel0086 said:
Guys, I need your help because I always keep messing up with my phone and got always stuck in bootloop. i am fed up with downloading and repairing my phone using PC companion. So, what I was thinking that if I install CWM then I can easily flash my phone back to normal, but the problem with this is that I don't know how to install the CWM for the phone.So I came up here to get some help from you guys, because PC companion takes hours repairing my phone. Please help, I always mess up while swapping the sd-card with internal memory.
Click to expand...
Click to collapse
Just use flashtool to fix (re-flashing) your phone with FTF file that matches your phone. You can learn in this tutorial
http://forum.xda-developers.com/showthread.php?t=2697277
And you can learn how to UBL, install cwm and deodex your rom here:
http://forum.xda-developers.com/showthread.php?t=2484283
siabangichsan said:
Just use flashtool to fix (re-flashing) your phone with FTF file that matches your phone. You can learn in this tutorial
http://forum.xda-developers.com/showthread.php?t=2697277
And you can learn how to UBL, install cwm and deodex your rom here:
http://forum.xda-developers.com/showthread.php?t=2484283
Click to expand...
Click to collapse
isn't there any way to install recovery mode without unlocking the bootloader. sorry I am noob at such stuff.
smitpatel0086 said:
isn't there any way to install recovery mode without unlocking the bootloader. sorry I am noob at such stuff.
Click to expand...
Click to collapse
Not yet, you have to unlock it to have CWM.

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