Stuck "Could not do normal boot invalid kernel length" - Samsung Galaxy S7 Edge Questions and Answers

It keeps popping up on the top left of the screen. I can still go on custom recovery but everytime I reboot, it just shows the S7 edge logo and the message on top left "could not do normal boot kernel length."
I tried formatting data but it didn't work. I don't really know what caused this problem. My phone was working fine until I turned it off. Please Help I'm stuck.
https://gyazo.com/e8cf61a33b612bfe5c2f5f353d45aa60

I have same problem did u figure out out hoe to fix?

Try flashing a different kernel or just flash a new stock firmware with Odin or with Smart Switch.

did u fix it yet i am also having the same problem?
plez let me know at [email protected]
or if anyone else has found a way plez feel free to contact me.

Here is the fix
The same thing happened to me after trying to flash the latest version of TWRP on my phone. When I rebooted I kept getting the message "Could not do normal boot invalid kernel length" and then the phone would turn itself off.
To fix it I just manually downloaded the .tar file for the previous version of TWRP for my phone model (the one I had before which I knew worked without any problems), and just flashed it using Odin (under the "AP" section) with the phone in download mode via USB. Rebooted and everything works fine again. There is NO NEED to re-flash the entire ROM and set everything up from scratch etc.

Related

[HELP]

I had an AOKP rom on my sph-l720 and was working properly. Then I tried to install this stock rom - http://forum.xda-developers.com/showthread.php?t=2486134
Somewhere around the time i was flashing the rom from within mobile odin, my phone stopped booting.
Now on boot i see the Samsung s4 logo screen then phone turns off. If I try to boot into recovery, i see the blue writing "Recovery Booting..." but then phone turns off again.
Can someone help me atleast get back to recovery so I can try flashing another rom and get my phone running properly again.
I can get into download mode and have tried flashing TWRP a few times with odin which says it PASSED then phone restarts and turns off again.
Anyone have any advice for me?
Thanks!
Personally, I think I would go into download mode and odin back to stock. Then if you want you can reroot and flash another recovery. Here is a link to really good post that probably has everything you need. http://forum.xda-developers.com/showthread.php?t=2303917

Samsung Galaxy S5 Stuck at Samsung Logo

Hi guys first i want you to know that my english is bad...
My phone is G900K - SpaceX Rom 5.0
I am using SpaceX Rom 5.0 for weeks and it is buggy, i experience random boot,app crash,fast battery drain and freezes.
Yesterday i reboot my phone and after "Android is Starting" i got message that System Crash or System UI i am not sure what it is but it has System word in error report. Then my phone didn't start so i remove the battery and put it again. After pressing on the Power on Button my S5 starts and i notice the Blue Light in Upper Left didn't Light Up and my phone didn't boot to 2nd Samsung Logo. When i press Power On Button my S5 will turn on and 1st Samsung Logo will appear then It will Turn Off then Vibrates then goes back to 1st Samsung Logo it keeps repeating. Also i try Recovery Mode but i can't enter to it my phone will repeat the same process as i Turn On my phone. I can go to Download Mode, And i flash Stock Rom and after flashing Stock Rom there's a blue text in upper left Recovery Booting... but its not booting into recovery, It will just turn off again then vibrates then goes to 1st Samsung Logo.
If anyone experiencing the situation right now you can comment​
Same issue here. My phone is stuck at RECOVERY BOOTING. Is there anyone who can fix this issue? Thanks.
Boot to download mode (Vol down & Home & Power)
Flash stock ROM from sammobile .com with ODIN
Instructions under the download on their site
Go into download mode and do a firmware upgrade and initialisation through kies3. You will need your serial number and model number( on the white sticker behind the battery. in kies3 go tools> firmware upgrade and initialisation, then follow the on screen steps. I used this when I soft bricked my note 2 when I had it, I personally find it's the best way to restore a samsung device.
You should try first with kies3, it did help me to recover from custom ROM installation.
If it fails, flash stock with Odin3 from phone download mode is your last option.
I'm having the exact same issue! Been trying to flash the stockfirmware, but still stuck in recovery booting loop! Even trying to get into recovery mode has it looping. Kiess 3 says that my serial number is invalid, so matter which number I put in too. Hoping for some help!
*Detection* said:
Boot to download mode (Vol down & Home & Power)
Flash stock ROM from sammobile .com with ODIN
Instructions under the download on their site
Click to expand...
Click to collapse
This Doesn't Work !! Odin Shows PASS message. But the phone dosn't boot. Gonna try usng Kies
boomie0123 said:
I'm having the exact same issue! Been trying to flash the stockfirmware, but still stuck in recovery booting loop! Even trying to get into recovery mode has it looping. Kiess 3 says that my serial number is invalid, so matter which number I put in too. Hoping for some help!
Click to expand...
Click to collapse
Mine is the SM-G900W8 with Telus, so if we have the same model, I could probably give you my serial number cause I never had issues with mine. I know I have read places that sometime when people get stuck in recovery like that, they do a factory wipe and cache wipe in the stock recovery to get it to boot.
This same thing is happening with my s5 Verizon.. Need help to fix this i've tried flashing via odin, factory reseting..nothing worked
Can anybody help me please....thanks

note 4 rebooting, kernel panic, emmc read fail, odin flash write failure..and more

Hello,
I suddenly started to have big problems with my Note4.
Everything went fine for about a half year (I bought the device from ebay).
Then, suddenly without reason, the phone rebooted.
Each day I got more and more reboots (it starts with freezings and then turns off), and eventually the device rebooted every 5-10 minutes.
From time to time, I got the message "kernel panic!" with "emmc read fail".
So I tried my best with google, nearly everyone said that the emmc flash is corrupted and has to be fixed by Samsung - but because my decive has knox 0x1 triggered, this is no option for me.
I already flashed the Stock Rom again with Odin, after a full wipe of everything.
This didnt change the problem.
So I've read about PIT files and repartitioning, and flashed the PIT file for my SM 910F DBT. The reboots cycles changed from every 5-10 minutes to every 30-60 minutes, sometimes everything was fine for some hours, but there still were these suddenly reboots, and everytime I had to remove the battery to got android booting up again.
I cant remove the battery so many times a day, I thought, so I searched for another solution again - thinking of something like checkdisk, to find the corrupted flash cells and maybe exclude them from use, so they couldnt crash the phone.
I found a description with android adb and "fsck" and thought that this may fix my problem - I tried and it failed, because I needed to root my phone again (maybe).
This is why i flashed twrp again. My phone booted in the new, custom recovery automatically. I wanted to put the zip file for superSU and the file for the custom Kernel (think I need that for root?) on my internal SD, so I wanted to shut down and boot normally - TWRP said "heey you dont have root, should we root your phone now? swipe for yes!" or something like that, so I did as they said.
From now on, I werent able to boot into normal android again. Neither into the recovery mode, the screen just stays black.
I can still boot into download mode - but everytime when I try to flash something with odin, odin starts and after a few minutes, he gives a red line : "flash write failure".
I'm totally upset and dont know what to do anymore. Is my note4 dead now, forever?
If you have any suggestions, please write something. I will be very thankfull, I need my phone very badly :/
Edit:
If I try to boot normalley, I got the message "Firmware upgrade encountered an issue. Please select recovery mode in Keis & try again."
Kies troubleshooting says that it doesnt support my device..
Chocsy
no idea, everyone? still stuck
Look at http://forum.xda-developers.com/note-4/help/note-4-freezing-restarting-t3348821 , installing wake lock worked for me
Update 2018: emmc chip died later.... Needing wakelock is an indication emmc is going south appearantly

Recovery booting error.

Hi i recently got a g7105 from my friend which was stucked at Firmware flashing issue. It was not detected by samsung kies so i downloaded odin flashable file and flashed through odin. But mistakenly i placed that single .tar file in BL section instead AP.
But flashing was a success and phone boot and worked few hours W/O any issue. Aftet few hours when i checked phone it showed samsung stating screen with small blue text on top of the screen saying " "Recovery booting...." Then i pulled out batyery and tried to power on but i didint proceed beyond that screen. When i try to boot into reciveey same blue text appears. Download mode works normally and i tried flashing fileagain but putting in right section but no any luck.
Can anyone pls help to identify what has gone wrong and a way to make this phone work again

SM-N910F Blackscreen after flash / Odin = Pass - looking for help

Hello community,
A good friend of mine asked me to support him with his "bricked" Note 4.
I tried now for a few hours (usually im experienced with stuff like that) without any success.
Downloadmode is accessable. Odin (3.09) says most of time 'pass'.
I flashed the following stock roms:
N910FXXU1DRI2_N910FOXA1DRI1_DBT_(Germany) [We are from germany] 1 File.
Odin tells me: pass, Phone reboots in recovery mode, installs a system update, processbar filled half, "earasing", reboot into recovery and display stuck on black after retry to install a system update.
I already tried to debrick - after reflash the PIT file, the Note4 stuck in the Note4 Splashscreen with a blue LED blinking but nothing more happens. [Debrick XDA Thread] (should it?)
I tried also the N910FXXU1ANK4_DBT_4Files Firmware but same behavior (black screen after system update - the phone must turned on since the power button doesnt react - I need to pull of the battery for reboot).
Any hint for me what Im doing wrong? This devices drives me crazy ...
Is the device hardware broken maybe? What do you guys think?
Thank you for reading
Best regards
/nepixl
Have you tried to install a custom recovery instead first?

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