[Q] Custom Kernel auto disabled after the reboot !!!! - Xperia Arc Q&A, Help & Troubleshooting

Hi ! Im using the Xperia ultimate hd 2.0.3 Rom and i tried to install lupus V9 kernel. everything was fine and i followed every installation step like usual, but when i reboot the phone the custom kernel disappear and its the official one which boot.
What can i do plz to solve this issue ?
Rom: xperia ultimate hd 2.0.3
Bootloader: unlocked
System rooted
Phone: Xperia Arc

Use the right command - fastboot flash boot kernelname.img

XperienceD said:
Use the right command - fastboot flash boot kernelname.img
Click to expand...
Click to collapse
im using flashtool for the installation and during the fastboot the kernel is installed correctly and the phone boot normally but when i reboot the phone it turns on the official one.
its not the first time i flash kernel and i never had such problem.

big-A said:
im using flashtool for the installation and during the fastboot the kernel is installed correctly and the phone boot normally but when i reboot the phone it turns on the official one.
its not the first time i flash kernel and i never had such problem.
Click to expand...
Click to collapse
Try it manually and see or use an older version of the flashtool as it obviously isn't working properly.

Did you use "Select kernel to flash" option?

Someguyfromhell said:
Did you use "Select kernel to flash" option?
Click to expand...
Click to collapse
Problem solved !
I was hotbooting the kernel but now i flashed it and it work fine
Thanks !

Related

[Q] Doomkernel wifi problems even with CWM installed (ARC)

Hi guys,
I have a SE ARC and installed the Doomkernel V15 with fastboot. Now when I boot I have the doomkernel logo and all, I have installed the V15 modules which came for the V15 kernel. However, I went to recovery mode by pressing the volume buttons and there, I installed the zipfile from my SDcard, and the rebooted again but yet no Wifi. It gives me an error, is there something I've missed out?
I have searched all day long since yesterday, I still haven't diagnosed where I went wrong.
All help would be appreciated
Thanks you!
Try to reflash his kernel and Wi-Fi modules.
I did flash his V15 kernel mutiple times, and reinstalled the CWM zipfile more than once.. Still no Wifi though.
Is there a wifi module apart from his V15 modules pack?
As far as I know there isn't a Wi-Fi module apart from his modules pack.
Have you followed the right steps?
DooMLoRD said:
[ how to install my kernel (v14 onwards) ]
download the boot.img & modules update.zip
save the boot.img in the folder with fastboot binaries (fastboot.exe files)
save the modules update.zip to sdcard (on phone)
power down device
start device in fastboot mode
use the following command to flash the boot.img
Code:
fastboot flash boot boot.img
reboot phone and enter recovery
flash the wifi modules update.zip for my kernel
reboot phone and enjoy the kernel
Click to expand...
Click to collapse
I guess I did,
I have downloaded the
[ARC/ARC S] DooMKernel (v15) (FW: 4.0.2.A.0.42) with modCWM-v04 TouchEdition Recovery [ 2.0Ghz version ]
Which works, cause it boots with his logo.
and I have downloaded the
ARC-DooMKernel-v15-modules_CWM.zip
Which are the modules.
After that I went to recovery, from there I have installed the zipfile from my SD card, and yet no wifi.
Try to flash only the modules again.
Sent from my LT18i using XDA Premium App
I did that too, the modules multiple times.. I kinda need it for work and messed it up
Testing before and after installing the ROM with the CWM:
Wipe the following in CWM Recovery:
Factory Reset (Full wipe)
Wipe Cache Partition
Wipe Dalvik Cache
ROM or Kernel?
I have just downloaded the Doomkernel V15 and used fastboot with cmd and flashed boot.img inside. And then put the CWM zipfile into my SD card after that installed with recovery.
I've tried but still no succes, Wiped everything and yet it gives me an error with wifi
The only thing that happens to me is start from 0, first installed stock SE 4.0.2.A.0.42 FW + Root and after continues.
I've installed an clean fw which worked fine but it was 3xxxxxx. I've tried to update it via wifi but sad to see, it turned off while doing it and now it's bricked. I tried reflash the fw but it ain't working. I have this green flickering led when I press the powerbutton. When I connect it via USB it will get to flash mode automaticly, battery pull nothing worked. I can't get into any other modes than the flashmode.
I HAVE SOLVED !!!!! For those who are experiencing this problem.
First, install the software support Sony, which installs the correct driver usb, then run the bootloader relock using the flashtool (ver 0.2.9.1), then run the unlocking bootoader with flashboot, after flashing with the correct firmware using flashtool, then run again with relock flashtool and turn it!!!
thanks to all
Click to expand...
Click to collapse
As you can see, I've found this on the net. I quite don't understand what he did as his english ain't that good. Do you guys know what he eventually means? "Relock flashtool"?
http://forum.xda-developers.com/showthread.php?t=1134335
Haha, thanks a bunch.. Just relocking the bootloader worked fine here.
Now, I just want to update the fw with Sony's original updater inside the android and flash the doomkernel in it. For instance, when I flash the doomkernel in it with the modules, Do I have to boot my phone between flashing kernel and installing the modules?
Sorry for double post, but thanks a bunch guys!
Wifi works with V15 doomkernal now
hi all...
I had the 0% battery issue so I installed the patch and its ok now..but the wifi not working and I installed the mod via recovery and the wifi still not working,,,,pleassse help asap...
build no. 4.0.2.A.0.42
android v2.3.4

[Q] Problem with flashing kernel

Hey forumuser
I've a Problem with my Xperia Play R800i. i have flashed the Kernel from doomlord. But now, i want to flash a new Kernel. When i put my xperia play in fastboot Mode and flash the New kernel with cmd, there arent any problems. But when i reboot the phone, there isnt any new kernel .. Also in Settings >Phone Information>kernel is shown the old doomlord kernel... How can i fix that?
fethu2 said:
Hey forumuser
I've a Problem with my Xperia Play R800i. i have flashed the Kernel from doomlord. But now, i want to flash a new Kernel. When i put my xperia play in fastboot Mode and flash the New kernel with cmd, there arent any problems. But when i reboot the phone, there isnt any new kernel .. Also in Settings >Phone Information>kernel is shown the old doomlord kernel... How can i fix that?
Click to expand...
Click to collapse
Used command "fastboot flash boot boot.img" ??
Sent from my MT15i using Tapatalk
kernel
I've no Problem with flashing the kernel. I use this command and it works perfectly. But when the phone reboots their isn't any new kernel, there arent any changes ...
fethu2 said:
I've no Problem with flashing the kernel. I use this command and it works perfectly. But when the phone reboots their isn't any new kernel, there arent any changes ...
Click to expand...
Click to collapse
Use the command "fastboot erase boot" before you flash new kernel, this will format boot partition and erase old kernel.
Sent from my R800i using Tapatalk

[Q] lupus kernel problem

Hi everybody
I installed Lupus kernel V12 on my xperia arc s(rooted and boot unlocked).After the install the phone boot showing lupus logo and boot continue normally to the system with lupus menu and everything is ok.
After rebooting the system lupus disappear and system boot to sony logo and continue as if lupus is uninstalled.
Reinstalling and the problem reexist.Tried clearing everything with no success.
Help please
Thanks
As usual this is user error. Use the right command to flash the kernel.
Sent from Myushi
lupus problem
I used flashtool to flash the img file and it flashed ok.No commands involved.Am I missing something?
Thanks
Can you re download the kernel and see if the error persists?
Sent from my Xperia Arc S using xda premium
I tested v11 and today I downloaded v12 and get the same problem.
yahia
yahiadal said:
I tested v11 and today I downloaded v12 and get the same problem.
yahia
Click to expand...
Click to collapse
What happens when you flash it manually using the right command? See the link in my sig and Google before asking how.
Sent from Myushi
Did you flash the kernel or did you hotboot the kernel?
Hotboot runs the kernel only once, flashing pushes the kernel into phone's memory.
Someguyfromhell said:
Did you flash the kernel or did you hotboot the kernel?
Hotboot runs the kernel only once, flashing pushes the kernel into phone's memory.
Click to expand...
Click to collapse
I used flashtool program from my pc to flash the img file to the phone.The phone reboots automatically after the flash and showed lupus logo and booted normally.I tested lupus menu from terminal emulator in the phone and it worked ok.After rebooting the,it showed sony logo and there's no lupus.
Don't know what is hotboot but I'll search and read about it.
Thanks
Yahia
XperienceD said:
What happens when you flash it manually using the right command? See the link in my sig and Google before asking how.
Sent from Myushi
Click to expand...
Click to collapse
Sir I am newbie and trying to find my way through this topic.I'll read your links to learn more about using commands for flashing....
thanks
yahia
Someguyfromhell said:
Did you flash the kernel or did you hotboot the kernel?
Hotboot runs the kernel only once, flashing pushes the kernel into phone's memory.
Click to expand...
Click to collapse
I used the command :
fastboot.exe boot lupus.img
Same problem still exist.
What is annoying is that after reboot the wifi stop working in the phone and only a full nandroid restore make it work again.So each try take much time to restore my phone.
Thanks
yahia
yahiadal said:
I used the command :
fastboot.exe boot lupus.img
Click to expand...
Click to collapse
Except the right command is fastboot flash boot lupus.img
XperienceD said:
yahiadal said:
I used the command :
fastboot.exe boot lupus.img
Same problem still exist.
What is annoying is that after reboot the wifi stop working in the phone and only a full nandroid restore make it work again.So each try take much time to restore my phone.
Thanks
yahia
Click to expand...
Click to collapse
Except the right command is fastboot flash boot lupus.img
Click to expand...
Click to collapse
That and if wifi doesn't work try to reboot one more time and/or flash the wifi module included on Lupus thread
Sent from my MK16i using xda app-developers app
XperienceD said:
Except the right command is fastboot flash boot lupus.img
Click to expand...
Click to collapse
Don't know how to thank you sir.The problem is solved using the command you supplied.
Thanks again
yahia

Stuck at CM9.1 animation after flashing Xperia S

Hi !
I have a locked A.55 Xperia S from Dubai and were trying to install CM9.1 (stable) but now, its stuck at the Cyanogenmod animation. I waited for like 10 minutes but it just won't go from there. Re-flashing the kernal and wiping and then re-installing CM9.1 didn't work.
What I did:
1. Installed the drivers from Google dev website with fastmode driver from Sony dev site.
Selected the ADB mode driver (not the bootloader driver) for the S1boot device in Device Manager.
2. Rooted using Easy Root 1.2 (chinese version)
(success, I could see superuser process in the apps)
3. Unlocked bootloader using the fastmode as mentioned in Sony's website.
4. Downloaded the CM9.1 nozomi from CM website and Gapps from another website and copied to the root of the internal memory (Xperia doesn't have memory card ?)
5. Installed CWM recovery (6.0.3 ?) using Recover X
6. Flashed CM kernal from the CM9.1 nozomi zip (boot.img) using flashtool 0.9.11
7. Backed up the existing data using CWM.
8. Flashed CM9.1 nozomi using CWM and then Gapps. Factory reset and Cache clear.
9. Stuck at FreeXperia logo
10. Gone to CWM and restored the backup but it gave an error with "can't format with mkextf4 /dev/block/mmcblk3322 (or something like that)
11. Stuck at XPERIA logo (animation)
12. Installed the CM9.1 and Gapps and then factory reset, cache reset and Dalvik cache clear (when I press on "clear Dalvik Cache", I don't see any message in the log btw)
13. Stuck at CM9.1 Robot animation (the matrix ?)
Please help guys...its my only phone and I'm a busy guy regarding phone calls and emails
Thanks for reading
Does flashing a different kernal a good idea ?
Where did you download your cm? FXP or CM official website? You can fix it by flashing stock firmware using flashtool.
AndroidNoob69 said:
Where did you download your cm? FXP or CM official website? You can fix it by flashing stock firmware using flashtool.
Click to expand...
Click to collapse
Yeah, CM official website !
So, should I just download the stock firmware.zip and flash it with recovery or I have to download the .ftf file ?
I flashed the Pure ICS kernal but its stuck at the "Pure ICS kernal" logo.
What should I do now ?
Download the stock firmware ftf and flash it ?
From where I can get the kernal for the stock firmware?
Thanks bro for the reply !
x.marX said:
Yeah, CM official website !
So, should I just download the stock firmware.zip and flash it with recovery or I have to download the .ftf file ?
I flashed the Pure ICS kernal but its stuck at the "Pure ICS kernal" logo.
What should I do now ?
Download the stock firmware ftf and flash it ?
From where I can get the kernal for the stock firmware?
Thanks bro for the reply !
Click to expand...
Click to collapse
The stock ftf includes kernel so don't worry. Flash the stock ftf and report the results.
AndroidNoob69 said:
The stock ftf includes kernel so don't worry. Flash the stock ftf and report the results.
Click to expand...
Click to collapse
Copy that !
But, what to do after that ?
I mean, I wanted to run the CM 9.1 for increased battery backup...what do I do now ?
x.marX said:
But, what to do after that ?
I mean, I wanted to run the CM 9.1 for increased battery backup...what do I do now ?
Click to expand...
Click to collapse
Flash, root, redownload the rom and stock cm kernel, and try again.
AndroidNoob69 said:
Flash, root, redownload the rom and stock cm kernel, and try again.
Click to expand...
Click to collapse
I have checked the md5 sum...which matches with that in the CM website.
Is there any other ROM with good battery backup ?
Man ! I hate this
I have installed the drivers from the driver folder in the flashtool but when I connect my mobile in flashmode (green led), the add hardware wizard pops up and within 2 seconds, the phone boots up freezing the system.
The flashtool displays an error saying "install drivers".
I have installed all drivers using flashtool's driver installer but why does it still say its not installed ?
Are you using windows 8?
You have a locked bootloader?... CM9 won't work on a locked bootloader
Sent from my LT26i using xda app-developers app
amey_gangal said:
You have a locked bootloader?... CM9 won't work on a locked bootloader
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
Its unlocked
AndroidNoob69 said:
Are you using windows 8?
Click to expand...
Click to collapse
No, windows XP
AndroidNoob69 said:
Its unlocked
Click to expand...
Click to collapse
Yup !
BTW, I tried another system with more updated Windows where I could install the driver using hardware wizard successfully but the flashtool gives an another error now and the phone boots up.
Didn't note the error down...gonna do it again to see what it says !
EDIT:
Can I use fastboot mode instead of flash mode in the flashtool ?
Now, it doesn't even recognize the phone....I mean, even if I connect it in flash mode (green led), the flashtool doesn't start the flashing
EDIT:
Is there any way I could access its memory ?
I'm thinking about downloading a stock ROM and kernal and flash it using CWM.
A miracle has happened!!
I could flash the firmware successfully., thanks JZ
Now I'm wondering whether I should go ahead and flash the cm9.1 again!!

[Q] Can't put CWM onto my Xperia Arc after using EMMA

Hi,
I have tried everything I've read so far and I still can't get the phone to boot into recovery.
I flashed the latest Stock ROM using Sony Ericsson 'Emma' flashtool.
Then I rooted using eroot and I have confirmed the root with the app Root Checker.
I installed ROM Manager but it says my device isn't recognised.
Also installed X-Parts and even though that said ClockWorkMod install was successful it still won't boot into recovery.
I have tried holding down various combination of keys whilst powering up but I don't even see a blue light appearing.
Is there any way to get CWM onto my Xperia Arc (LT15i) please?
Thanks for any advice
Flash a kernel that has CWM using fastboot.
僕のLT18iから送られてきた
popthosegaskets said:
Flash a kernel that has CWM using fastboot.
僕のLT18iから送られてきた
Click to expand...
Click to collapse
Hi popthosegaskets, thanks for replying. How would I go about finding the right kernal and how do I flash the phone if I can't get into recovery please?
I did flash my phone before with CM 9 but I've completely forgotten how to do it.
Thanks again
GoodGosh said:
Hi popthosegaskets, thanks for replying. How would I go about finding the right kernal and how do I flash the phone if I can't get into recovery please?
I did flash my phone before with CM 9 but I've completely forgotten how to do it.
Thanks again
Click to expand...
Click to collapse
The kernel will depend on your ROM, so if you're using stock ROM you can flash a stock kernel with CWM on it. LuPuS stock kernel and Advanced stock kernel are two examples of stock kernel that have CWM.
Most custom ROM kernel should have CWM installed. Custom ROM will also come with its kernel so flash that and you should have CWM on your phone.
僕のLT18iから送られてきた
popthosegaskets said:
The kernel will depend on your ROM, so if you're using stock ROM you can flash a stock kernel with CWM on it. LuPuS stock kernel and Advanced stock kernel are two examples of stock kernel that have CWM.
Most custom ROM kernel should have CWM installed. Custom ROM will also come with its kernel so flash that and you should have CWM on your phone.
僕のLT18iから送られてきた
Click to expand...
Click to collapse
Hi popthosegaskets, thanks very much for helping me. I was wondering if you could tell me where I'm going wrong trying to install a CM Rom please. I've tried both CM 9 and CM 10 but the former caused the boot screen to flicker and flash and when I tried to install CM 10 I just got an error in CMW saying error in sdcard/cm10.zip (status 7).
The problem stems from me experimenting and putting on the Jellybeanv4 Rom. I found that the Settings button didn't function and overal performance was slow so that is why I'm trying to flash back to a Stable CM Rom.
These are the instructions I followed using flashtool.
1. Download rom, patch and gapps from Downloads and put in SD card
2. Flash Xperia Arc S 4.1.B.1.13 Vodafone DE firmware via flashtool (For increasing system and data memory for Arc user and latest BB) Must
3. Flash included FXP kernel or any CM10 based kernel using fastboot
4. Boot into CWM
5. Wipe factory reset (Data & Cache)
6. Go mounts and storage
7. Format /system
8. Flash rom then patch and at last gapps
9. Reboot
10. After booting 1 time you can flash addons if you want
Is it a problem with a conflict with the Vodafone DE Firmware and CM Rom?
Thanks again for your help and advice
I have same problem...
Same rom and same instalation guide...
Any solution to get in CWM?
GoodGosh said:
Hi popthosegaskets, thanks very much for helping me. I was wondering if you could tell me where I'm going wrong trying to install a CM Rom please. I've tried both CM 9 and CM 10 but the former caused the boot screen to flicker and flash and when I tried to install CM 10 I just got an error in CMW saying error in sdcard/cm10.zip (status 7).
The problem stems from me experimenting and putting on the Jellybeanv4 Rom. I found that the Settings button didn't function and overal performance was slow so that is why I'm trying to flash back to a Stable CM Rom.
These are the instructions I followed using flashtool.
1. Download rom, patch and gapps from Downloads and put in SD card
2. Flash Xperia Arc S 4.1.B.1.13 Vodafone DE firmware via flashtool (For increasing system and data memory for Arc user and latest BB) Must
3. Flash included FXP kernel or any CM10 based kernel using fastboot
4. Boot into CWM
5. Wipe factory reset (Data & Cache)
6. Go mounts and storage
7. Format /system
8. Flash rom then patch and at last gapps
9. Reboot
10. After booting 1 time you can flash addons if you want
Is it a problem with a conflict with the Vodafone DE Firmware and CM Rom?
Thanks again for your help and advice
Click to expand...
Click to collapse
Sorry for very late reply, but it should not be a problem with DE firmware. Download the file again and try to install it following the steps.
iggy1974 said:
I have same problem...
Same rom and same instalation guide...
Any solution to get in CWM?
Click to expand...
Click to collapse
僕のLT18iから送られてきた
Solved boot in CWM
popthosegaskets said:
Sorry for very late reply, but it should not be a problem with DE firmware. Download the file again and try to install it following the steps.
僕のLT18iから送られてきた
Click to expand...
Click to collapse
I've found solutions for LT18i
downloaded kernel
http://goo.im/devs/nAa/kernels/3.4.x/jb/anzu/3.4.45-nAa-03_LT18.img

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