Getting out of a failed Lollipop bootloop - Sony Xperia ZR

Forgive the separate thread, I haven't found someone who has had the same problem with the ZR, and I hope this will hit the keywords I was searching for.
Yesterday I tried to update a bootloader locked ZR to Lollipop using PC Companion. After downloading the update, I connected the phone to begin. A couple minutes in, PCC started giving an error that the server was unavailable (?!?), but not to worry-- restarting the computer would fix it. It did not. The ZR was now stuck in a bootloop, and PCC (and SEUS) was of no help at all.
I finally fixed it by grabbing the 4.4.4 kernel ftf from here, and flashing via Flashtool .
It's now back to normal. I'm not sure I'll try the stock Lollipop update again.

Flash the FTF using Flashtool next time, that'll almost definitely work.

Related

[Q] xperia Z bootloop, noob

Hi everyone, i'm new to xda forums and is complete noob. I recently tried to flash a .434 ROM in order to root my device. I followed the guide posted on (http://forum.xda-developers.com/showthread.php?t=2240614) the forum on how to do so but when i boot the device afterwards i get a message saying my NFC is updating do not turn off the device and the phone restarts and continues on bootloop cycle. Could someone please help me fix this! Much appreciated.
tt182 said:
Hi everyone, i'm new to xda forums and is complete noob. I recently tried to flash a .434 ROM in order to root my device. I followed the guide posted on (http://forum.xda-developers.com/showthread.php?t=2240614) the forum on how to do so but when i boot the device afterwards i get a message saying my NFC is updating do not turn off the device and the phone restarts and continues on bootloop cycle. Could someone please help me fix this! Much appreciated.
Click to expand...
Click to collapse
repair your phone using Sony PC Companion.
Reinstall a boot by fastboot using
fastboot flash boot NAME_BOOT_.img
i solved your same problem
thanks! i managed to fix the problem.
Could You please elaborate how did You fix the problem? Thanks.
xperia zr stuck in bootloop
im currently experiencing the boot loop issue all of a sudden. i had this phone for more than year without a problem until recent. message comes upo for the NFC updating.. then goes back to initial sony screen and starts all over again in a loop. tried to use pc companion and sony update service center but of no effect. occasionally , bootloader failed message comes up on the screen. any expert help , would surely be appreciated.
JN08 said:
im currently experiencing the boot loop issue all of a sudden. i had this phone for more than year without a problem until recent. message comes upo for the NFC updating.. then goes back to initial sony screen and starts all over again in a loop. tried to use pc companion and sony update service center but of no effect. occasionally , bootloader failed message comes up on the screen. any expert help , would surely be appreciated.
Click to expand...
Click to collapse
This is Xperia Z thread.
try flashing firmware using flashtool
androidtweaker1 said:
This is Xperia Z thread.
try flashing firmware using flashtool
Click to expand...
Click to collapse
my apology for hi jacking the wrong thread. Kindly redirect me to the appropriate xperia zr thread. experiencing difficulty locating it manually. Thanx for the advice. Tired to use the emma flashtool from sony developer website. After unlocking the bootloader and running the file i received a message: "No available services matched the connected device."
JN08 said:
my apology for hi jacking the wrong thread. Kindly redirect me to the appropriate xperia zr thread. experiencing difficulty locating it manually. Thanx for the advice. Tired to use the emma flashtool from sony developer website. After unlocking the bootloader and running the file i received a message: "No available services matched the connected device."
Click to expand...
Click to collapse
Xperia ZR thread
You need to use this flashtool to flash this ftf

[Q] Bootloop on C5302 - No ROOT, 4.3

Hello guys.
Almost 2 weeks ago I had a really strange issue with my SP. I force stopped a Sony Select app, and then my device got in bootloop - over and over again, never stopping. I got home and repaired it successfully with PC Companion.
Now, it happened again... But it wasn't Sony Select Force Stopping now. I changed my theme - to a downloaded one; the wallpaper wasn't showing. Redownload the same theme - the same issue. Then I also got no wallpaper on the other themes... I thought of restarting the device. Then, SURPRISE! Bootloop.
Now I am repairing my phone again using PC Companion.
If anybody knows what causes this issue, please let me know, I never ever rooted this device, only upgraded via PC Companion, not other sources.
Thank you.
AnnaDee said:
Hello guys.
Almost 2 weeks ago I had a really strange issue with my SP. I force stopped a Sony Select app, and then my device got in bootloop - over and over again, never stopping. I got home and repaired it successfully with PC Companion.
Now, it happened again... But it wasn't Sony Select Force Stopping now. I changed my theme - to a downloaded one; the wallpaper wasn't showing. Redownload the same theme - the same issue. Then I also got no wallpaper on the other themes... I thought of restarting the device. Then, SURPRISE! Bootloop.
Now I am repairing my phone again using PC Companion.
If anybody knows what causes this issue, please let me know, I never ever rooted this device, only upgraded via PC Companion, not other sources.
Thank you.
Click to expand...
Click to collapse
seems u need to use flashtool and a proper ftf file for your region and flash your phone with it.
sourabhp said:
seems u need to use flashtool and a proper ftf file for your region and flash your phone with it.
Click to expand...
Click to collapse
Even if I updated with PC Companion, the firmware might be corrupted? So I'll. need.to flash another one from a different region?
AnnaDee said:
Even if I updated with PC Companion, the firmware might be corrupted? So I'll. need.to flash another one from a different region?
Click to expand...
Click to collapse
U may try US unbranded or AU version
sourabhp said:
U may try US unbranded or AU version
Click to expand...
Click to collapse
But I'm from EU. I'll probably try another one from EU.
Even so, what really caused this?
There is not always a cause we can point out. Sometimes the systems gets messed up for some reason. You can Flash General EU from here: http://forum.xda-developers.com/showthread.php?t=2645939

[Q] Xperia Z soft bricked ... I gues :/

Okay Community, I think you need more infos.
The Xperia Z is not my first phone, I flashed rooted and modded my Xperia Arc S before, so I know what I do im not a total noob but not a pro, so please use full words no shorts, that will help me to prevent more questions ^^
Okay lets go ....
INFOS: My Phone is 100% Stock and untouched, direkt out of the store. No Root no Bootloader unlock no branding.
Please foregive my bad english, I give my best sry for that I hope you can read it
I just tryed to install the new Kitkat 4.4.4 Via OTA direct from my phone, it fails, but starts normaly. So I had the idea to try the pc companion. It starts to flash up to a exact point. I got an Error could not flash and I should unplug my phone an retry, so I did. But PC Companion don't find my phone anymore.
I downlaoded flashtool 0.9.14.0 64x version
I downlaoded the 4.4.4 stock rom tft the flashmode works fine it began flashing. but exactly like companion it stops by flashing system.sin. I restarted my pc tryed again but same story.
So I thought it could be the firmware and downloaded 4.4.2 but the same with this.
I flashed 3-4 firmwares before this failure, I bought the xperia z with 4.1 jelly bean, it worked fine jet. But now I can't flash ANY firmware but every time it freezes by flashing system.sin, so I don't know whats the problem, flash mode is fine and the previous files before flashes fine too im extrem confused.
thank you guys for trying to help me :good: :highfive:
Google fetishist said:
Okay Community, I think you need more infos.
The Xperia Z is not my first phone, I flashed rooted and modded my Xperia Arc S before, so I know what I do im not a total noob but not a pro, so please use full words no shorts, that will help me to prevent more questions ^^
Okay lets go ....
INFOS: My Phone is 100% Stock and untouched, direkt out of the store. No Root no Bootloader unlock no branding.
Please foregive my bad english, I give my best sry for that I hope you can read it
I just tryed to install the new Kitkat 4.4.4 Via OTA direct from my phone, it fails, but starts normaly. So I had the idea to try the pc companion. It starts to flash up to a exact point. I got an Error could not flash and I should unplug my phone an retry, so I did. But PC Companion don't find my phone anymore.
I downlaoded flashtool 0.9.14.0 64x version
I downlaoded the 4.4.4 stock rom tft the flashmode works fine it began flashing. but exactly like companion it stops by flashing system.sin. I restarted my pc tryed again but same story.
So I thought it could be the firmware and downloaded 4.4.2 but the same with this.
I flashed 3-4 firmwares before this failure, I bought the xperia z with 4.1 jelly bean, it worked fine jet. But now I can't flash ANY firmware but every time it freezes by flashing system.sin, so I don't know whats the problem, flash mode is fine and the previous files before flashes fine too im extrem confused.
thank you guys for trying to help me :good: :highfive:
Click to expand...
Click to collapse
Hi!
Try to REinstall flashtool again . that's may help or try to use other FTF(frimware) file
And tell me what's going next
Tapatalked from my Xperia Z (C660²) running Dirty Unicorns ROM!
RE
Google fetishist said:
Okay Community, I think you need more infos.
The Xperia Z is not my first phone, I flashed rooted and modded my Xperia Arc S before, so I know what I do im not a total noob but not a pro, so please use full words no shorts, that will help me to prevent more questions ^^
Okay lets go ....
INFOS: My Phone is 100% Stock and untouched, direkt out of the store. No Root no Bootloader unlock no branding.
Please foregive my bad english, I give my best sry for that I hope you can read it
I just tryed to install the new Kitkat 4.4.4 Via OTA direct from my phone, it fails, but starts normaly. So I had the idea to try the pc companion. It starts to flash up to a exact point. I got an Error could not flash and I should unplug my phone an retry, so I did. But PC Companion don't find my phone anymore.
I downlaoded flashtool 0.9.14.0 64x version
I downlaoded the 4.4.4 stock rom tft the flashmode works fine it began flashing. but exactly like companion it stops by flashing system.sin. I restarted my pc tryed again but same story.
So I thought it could be the firmware and downloaded 4.4.2 but the same with this.
I flashed 3-4 firmwares before this failure, I bought the xperia z with 4.1 jelly bean, it worked fine jet. But now I can't flash ANY firmware but every time it freezes by flashing system.sin, so I don't know whats the problem, flash mode is fine and the previous files before flashes fine too im extrem confused.
thank you guys for trying to help me :good: :highfive:
Click to expand...
Click to collapse
Hi
there is something wrong with the OTP even for me it reboots after 5%.
don't worry just download latest flash tool and and Generic FTF of your choice and then flash it the you want(with or without data)
for me it worked.
Make sure to install drivers from the ones that come with flashtool as well.
Just try to flash ur old firmware and see it works or not
Always have a multiple flashtools installed
TapaTalked from my Xperia™ (C660²) Z running Dirty Unicorns ROM!
Okay I don't know why but I just tried it a third time and reinstalled flashtool, then it goes. Now my phone works fine and got the brand new 4.4.4 kitkat
so thanks to you guys, you're amazing, I love this forum :highfive:

FAILED UPDATE (as screen shown me like that)

Ok, this might mot the 1st question bout this problem,..
As am new on sony devices, so i need your all help to bring my xperia z1 back into usable state.
Seems the ota ruin my day, as it silently downloading the OTA when i connecged to wifi..and then the trouble comes up.
I read,search any tutor but no luck, i've downloaded Doomlord stuff, driver, pc companion but my phone won't even recognized by pc companion, while the driver seems work perpectly, as phone connected some driver installed appeared.
I collected some stuff, and flastool would my last downloaded stuff.
The devices rebooted itself after sony logo&text which tell me update failed, please connect to pc ..
So if you guys or someone had a link on how to just post me the link, and some with advices please don't be shy to post it right here.. Thanks
SH1M4BD3 said:
Ok, this might mot the 1st question bout this problem,..
As am new on sony devices, so i need your all help to bring my xperia z1 back into usable state.
Seems the ota ruin my day, as it silently downloading the OTA when i connecged to wifi..and then the trouble comes up.
I read,search any tutor but no luck, i've downloaded Doomlord stuff, driver, pc companion but my phone won't even recognized by pc companion, while the driver seems work perpectly, as phone connected some driver installed appeared.
I collected some stuff, and flastool would my last downloaded stuff.
The devices rebooted itself after sony logo&text which tell me update failed, please connect to pc ..
So if you guys or someone had a link on how to just post me the link, and some with advices please don't be shy to post it right here.. Thanks
Click to expand...
Click to collapse
Download an FTF file from the Mega FTF Collection and flash it using flashtool
Thanks, its back...finally after 2nd flash it boot up

[Q] Can't update firmware due to 'changed software on this phone'

Dearest XDA'ers,
i have the problem that I can't update my phone using pc companion to lollipop. I always get the error "This phone contains changed software".
A few months ago I actaully did install custom ROMs but I changed it back to original software using Emma bc pc companion didn't work anymore.
I hope someone can help me and that is thread is useful to other people like me
Thanks in advance!
bludsugah said:
Dearest XDA'ers,
i have the problem that I can't update my phone using pc companion to lollipop. I always get the error "This phone contains changed software".
A few months ago I actaully did install custom ROMs but I changed it back to original software using Emma bc pc companion didn't work anymore.
I hope someone can help me and that is thread is useful to other people like me
Thanks in advance!
Click to expand...
Click to collapse
thats because you have unlocked your bootloader. You can use flashtool to Lock your Bootloader and then use PCC, or simply use flashtool to flash the full FTF with Unlocked bootloader.

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