[Q] tf300t bootloop - Transformer TF300T General

hi everybody,
i have a strange situation. i am running cromxi 5.1.1 with kernel _thatv5. this i have already flashed a while ago, and everything was working perfectly (so i assume, i have done everything correct while wiping and flashing...).
but today when i startet my tab, it got a bootloop. at the end it says something like 'android is updated and apps are startet', but then starts booting from the beginning. unfortunately i cannot enter the bootloader menu with pressing the vol up key.
does anybody has an idea what went wrong?
as i said, it was working perfectly until today and i did not install any strange new apps...

koszmann said:
hi everybody,
i have a strange situation. i am running cromxi 5.1.1 with kernel _thatv5. this i have already flashed a while ago, and everything was working perfectly (so i assume, i have done everything correct while wiping and flashing...).
but today when i startet my tab, it got a bootloop. at the end it says something like 'android is updated and apps are startet', but then starts booting from the beginning. unfortunately i cannot enter the bootloader menu with pressing the vol up key.
does anybody has an idea what went wrong?
as i said, it was working perfectly until today and i did not install any strange new apps...
Click to expand...
Click to collapse
i mean the vol down key...

koszmann said:
i mean the vol down key...
Click to expand...
Click to collapse
So did you flash a new ROM today, or did it just stop working?
Sent from my TF300T using xda app-developers app

cmendonc2 said:
So did you flash a new ROM today, or did it just stop working?
Sent from my TF300T using xda app-developers app
Click to expand...
Click to collapse
no, i flashed it when it was released, before that, i was already running the previous versions of cromix.
so far without problems. today it stopped working.
i now managed to get into bootloader menu (took me quite a while...). i wiped everything and installed cromix5.1.1 from scratch. worked until all apps were installed and updated, then the same problem appeared again... i will try now to figure out, which app is responsible...

koszmann said:
no, i flashed it when it was released, before that, i was already running the previous versions of cromix.
so far without problems. today it stopped working.
i now managed to get into bootloader menu (took me quite a while...). i wiped everything and installed cromix5.1.1 from scratch. worked until all apps were installed and updated, then the same problem appeared again... i will try now to figure out, which app is responsible...
Click to expand...
Click to collapse
If you are using TI, make sure you dont restore system data. that usually ends in complications for me

koszmann said:
hi everybody,
i have a strange situation. i am running cromxi 5.1.1 with kernel _thatv5. this i have already flashed a while ago, and everything was working perfectly (so i assume, i have done everything correct while wiping and flashing...).
but today when i startet my tab, it got a bootloop. at the end it says something like 'android is updated and apps are startet', but then starts booting from the beginning. unfortunately i cannot enter the bootloader menu with pressing the vol up key.
does anybody has an idea what went wrong?
as i said, it was working perfectly until today and i did not install any strange new apps...
Click to expand...
Click to collapse
If you are constantly getting "Android is upgrading... Optimizing app __ of ___," you should try flashing an updated CROMi-X 5.1.1 ROM from this post http://forum.xda-developers.com/showpost.php?p=46957469&postcount=883
It's updated to fix the "Android is upgrading... on every boot" issue that was reported by some users. But, if you were using the Deodex version, then you might have a different issue and don't need this update.
And yes, I would also recommend clean install with "Wipe Dalvik & Cache" when installing CROMi-X 5.1.1. Weird and unexpected problems can sometimes occur when doing dirty flashing. Good luck :good:

After my first upgrading attempt (5.1 << 5.1.1) I've had the same issue. So I did a clean re-install (wipe cache + davlik) good luck.

yes, u have to do clean reinstall. if not it will stuck at bootloop again.

Related

Need help with CWM boot issue

Hey guys. I'm trying to figure out what's going wrong with my Transformer. I'm not experienced with Android development/ROM's so please bare with me.
Rooted my first Android device about a month ago. Made a stupid mistake placing the ROM I was planning to use on the external SD card & didn't backup the install I wiped. Recovered with an official Asus ROM & after about two hours fiddling around I managed to root & load my first ROM (Revolver, whoot!). Very pleased with myself!
Have been using the Revolver ROM for a month without any problems. No deep sleep etc, everything worked perfectly. Using the latest version of Clockworkmod, also no issues so far. Strange thing is that since last monday everytime I (re)boot the device it loads CWM instead of the Android OS. I can get back into Android bij holding volume down during boot & choose to cold boot. Not a big issue but very annoying & can't seem to find the fix.
Searched Google & XDA for a solution. Updated Revolver to 1.3.1 beta, also found the repack by Koush for CWM. Tried fixing permissions, clearing cache, clearing dalvik, wiping & starting over, etc. Everything I tried so far does not fix the CWM-loop I seem to be stuck in.
Would really appreciate some help, I'm probably looking in the wrong direction here. Thanks in advance.
Found something
Finally got out of the CWM loop, found a solution here: http://forum.xda-developers.com/showthread.php?t=1622814&page=2
Strange thing is that after I flashed it with the fix CWM changed to the touch mod I recently installed but never seemed to work. If I understand correctly the fix only deleted the first few lines in the config where the boot in recovery flag should be.
Afterwards I factory wiped the unit & flashed it with a clean ROM. Currently re-installing my apps. I do not have a good feeling on this, tablet seems sluggish last couple of days & I can hear a soft click when the unit reboots. Same sort of click a laptop hdd would make.
Think it's dying on me...

No reason bootloop

Hey guys, let me start off by telling you I was running stock 12b rooted with the 1.5 Furnace kernel. Been running that for 2 weeks solid, no problems. I added 2 Xposed modules last night, swiftkey something and the one to remove the "full battery notification". I rebooted last after enabling them and the phone was fine. Charged phone last night, took it off charger (working fine) and decided to reboot it. Big mistake! It just bootlooped. It would start for 10 seconds, no wifi no data and then restart. I honestly did nothing......
I got into recovery and tried to restore my nandroid backup but same issue. Right now I am flashing 12b from the LG Flash Tool. Will that fix it? Is there another way?
Thanks for all your expertise
Tried to use the LG Flash Tool and it didn't work. Anyone got any ideas how to get my phone to stay working? It boots, for 10 seconds then reboots
If you think it's something to do with xposed why not flash the xposed disabler zip in recovery? Also have you tried a simple wipe of cache and dalvik?
Sent from my LG-D802 using Tapatalk
I finally got the Flash tool to work and got 11a loaded on. So now I am fully stock and unrooted. But, the phone keeps rebooting. Doesn't make any sense. Anyone have any ideas?
tattooz305 said:
I finally got the Flash tool to work and got 11a loaded on. So now I am fully stock and unrooted. But, the phone keeps rebooting. Doesn't make any sense.
you ned to clear cash on stock you can only do that by do a factory hard reset.
https://www.youtube.com/watch?v=3ogBvzbPikc&feature=youtube_gdata_player
Click to expand...
Click to collapse
tumebone said:
tattooz305 said:
I finally got the Flash tool to work and got 11a loaded on. So now I am fully stock and unrooted. But, the phone keeps rebooting. Doesn't make any sense.
you ned to clear cash on stock you can only do that by do a factory hard reset.
https://www.youtube.com/watch?v=3ogBvzbPikc&feature=youtube_gdata_player
Click to expand...
Click to collapse
Thanks for replying. I did a factory reset. Phone boots and hangs on activation for a couple seconds then reboots. Any other ideas?
Click to expand...
Click to collapse
I have a similar problem when restart the phone gets in bootloop. when the phone is operating normally burst without rebooting or any other problems. I'm all factory on it's still 802 10b and does not offer me the option to update the phone. I think it's a software error I have a warranty but I can not wait 30 days to fix my phone
I hope you understand this is a google translate
Sent from my Nexus 7 using Tapatalk
tattooz305 said:
tumebone said:
Thanks for replying. I did a factory reset. Phone boots and hangs on activation for a couple seconds then reboots. Any other ideas?
Click to expand...
Click to collapse
Any luck fixing this? I Have the exact same issue with my ls980(Sprint Variant). I've flashed multiple roms, kernels, and radios with no luck. Used LG Flash tool and it always fails at 94%( when it reboots the phone). However, my phone does say unrooted afterwards. I've also tried wiping all data/ factory reset. No luck.... The phone comes on and doesn't recognize any touch for a long time. Finally, it unlocks, and reboots minutes later. No apps or widgets work. The phone only stays on for so long because I turned on the stay always awake option in developer options. Any help would be greatly appreciated!
Click to expand...
Click to collapse
Unfortunately, I did not find a solution. Amazingly, the only rom that would load was Madallus so that is what I am running. You could try that and see if it will load.

Android N OTA from 6.0.1 stock - Services crash and phone reboots every few minutes

Hey Guys, I updated OTA to Android N from 6.0.1 (Marshmallow). After the upgrade all services crash (all google services including Messenger SMS) and the phone reboots every few minutes.
-Boot-loader is locked.
-No Custom Recovery Image.
-Oddly, entering stock recovery from boot-loader results in "No Command" error message.
Ideas??
Probably something went wrong in the update process and conflicted with something else.
Anyway: hard reset.
The "no command" screen is just a security screen and it's normal, you need to bypass it to enter to the recovery with a button combination (that now I don't remember, but I never remembered it even though I used to enter in recovery after pressing random buttons combinations lol).
Thanks dude. No worries.
Hard reset didn't work. Also tried to flash OTA from Recovery..
I was really hoping to avoid the stock ROM.
For now, I unlocked the bootloader, installed Recovery, and then loaded Stock ROM. All is well under Stock ROM.
Will try again tomorrow.
cybrdude said:
Thanks dude. No worries.
Hard reset didn't work. Also tried to flash OTA from Recovery..
I was really hoping to avoid the stock ROM.
For now, I unlocked the bootloader, installed Recovery, and then loaded Stock ROM. All is well under Stock ROM.
Will try again tomorrow.
Click to expand...
Click to collapse
I've included full instructions on how to safely update in my guide here:
http://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
(section 14)
cybrdude said:
Hey Guys, I updated OTA to Android N from 6.0.1 (Marshmallow). After the upgrade all services crash (all google services including Messenger SMS) and the phone reboots every few minutes.
-Boot-loader is locked.
-No Custom Recovery Image.
-Oddly, entering stock recovery from boot-loader results in "No Command" error message.
Ideas??
Click to expand...
Click to collapse
Press power + volume up to get recovery menu.
Was having a similar issue. I'm all stock, unlocked bootloader. Signed for N preview and instantly got the OTA download. It installed and pretty much within a few minutes the bootloops started. couldn't even power down without it rebooting on its own. I got it to power down without turning itself back on through recovery/power down. I let it sit and cool down. Upon reboot.....was doing well, and started to boot loop again. I REALLY did not want to factory reset.
Heisenberg said:
I've included full instructions on how to safely update in my guide here:
http://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
(section 14)
Click to expand...
Click to collapse
Thanks dude, but not a newb. Not using my old account, which I should recover.
I had no issue restoring to stock after unlocking bootloader and flashing Recovery. Strange that the OTA via beta is unstable for some and not for others. Even after a reset of OTA, the services and reboot issues continued.
So for me, a factory reset and setting up a brand new phone (no backups of any kind....even from Google) have seem to do the trick. Unfortunate that I lose my wifi password backups. Asking some people for their wifi passwords again is a PIA. Especially the ones who don't know them, and it's a 27 key password from their cable company. Anyone know how to pull just the wifi backups from google?
My thought is one app or setting was causing my problem so I'm slowing adding everything one at a time. PIA really. I don't miss the Froyo days that's for sure.
cybrdude said:
Thanks dude, but not a newb. Not using my old account, which I should recover.
I had no issue restoring to stock after unlocking bootloader and flashing Recovery. Strange that the OTA via beta is unstable for some and not for others. Even after a reset of OTA, the services and reboot issues continued.
Click to expand...
Click to collapse
What happened to your old account?

[solved] Phone is acting weird ... random reboots shortly after boot

Hi there,
I started this topic because I am out of options and I don't know what to do at this point.
My Phone is a XT1562 DualSim.
I recently flashed http://forum.xda-developers.com/moto-x-play/development/rom-spetrum-mm-volte-t3462690 and I also installed "MODEM" (MPD24.107-70) from page 1, but not right away.
First I wiped everything expect "internal storage". The phone booted but it restarted during boot (which might be okay) but then it rebooted again during boot. The boot process finally finished and I got to the screen "Android is starting - Optimising app x of y." The phone rebooted even during that process and that is definitely not normal I think. So after a couple of reboots android did finally optimise all apps but the phone did still reboot withing the first 30 seconds after it was booted.
From here I did a lot of testing and doing. These are my findings:
- When I set phone to flight mode / airplane mode it does NOT reboot... Hurray!
- When I flash another ROM (Official CM 13, http://forum.xda-developers.com/mot...m-cyanogenmod-13-preview-moto-x-play-t3252255) the phone runs like a charm, NO reboots whatsoever.
- - But as soon as I flash gapps and the phone is booted, I get the reboots again (usually within the first 30 seconds).
- - Again setting the phone to flight mode prevents itself from rebooting.
- - Apparently it doesn't matter what version of gapps I flash. I even tested the light version (ARM, 6.0, Pico, from http://opengapps.org/). It still reboots. I also tried gapps mini and stock.
Oh and I don't think its MODEM (mentioned above) related, because I faced these problems already before I installed / updated the MODEM. Well I thought its MODEM related, that's why I went back to MODEM stock version MPD24.107-52 but that did't help either. I should mention that I am not sure if I had MPD24.107-52 installed originally but spetrum (the rom developer) pointed me to that version: http://forum.xda-developers.com/showpost.php?p=69129552
I also restored my working TWRP backup from an android I used for month and guess what, yep, reboots
brrrrr this is frustrating
I never experienced that before and frankly I am out of ideas.
Anything is welcome and appreciated
Thank you
If nothing helps reflashing the whole firmware is always an option
minimale_ldz said:
If nothing helps reflashing the whole firmware is always an option
Click to expand...
Click to collapse
Thanks I haven't done that.
To be clear, you mean firmware as in stock rom / factory image?
I always go back to flashing stock rom with rsdlite whenever things went wrong and I can't solve it by flashing small fixes.
rancor187 said:
Thanks I haven't done that.
To be clear, you mean firmware as in stock rom / factory image?
Click to expand...
Click to collapse
I mean full stock firmware you flash with fastboot or RSD. Roms are usually only system + kernel, so not very helpful in your case
Guys! Good news. I did go back to stock firmware and from there to official CM13. Of course I had to root and install TWRP again but it was worth it.
I lost a few days spending my time with it but I'm glad its all good now thanks to you.

can't update past LineageOS 14.1 20171013

Thanks to XDA, I've been running LineageOS 14.1 on my LEX727 for months now, updating to most nightly releases with no issues. However, when the phone rebooted after updating to the 10/20/17 nightly, it got stuck on the boot animation screen (green circle moving right to left on the arc) and would go no further. I rebooted into TWRP and flashed back to 10/13 which has been working fine. Same results after attempted updates to the 10/27 and 11/3 releases. I even tried a manual update from TWRP using USB OTG with the same result.
Any ideas of what's gone wrong here? Anything I can try? All I know to do at this point is wipe and install clean but I'd rather not if possible. Thanks!
fraxby79 said:
Thanks to XDA, I've been running LineageOS 14.1 on my LEX727 for months now, updating to most nightly releases with no issues. However, when the phone rebooted after updating to the 10/20/17 nightly, it got stuck on the boot animation screen (green circle moving right to left on the arc) and would go no further. I rebooted into TWRP and flashed back to 10/13 which has been working fine. Same results after attempted updates to the 10/27 and 11/3 releases. I even tried a manual update from TWRP using USB OTG with the same result.
Any ideas of what's gone wrong here? Anything I can try? All I know to do at this point is wipe and install clean but I'd rather not if possible. Thanks!
Click to expand...
Click to collapse
I'd say do a clean install. If i have any issues with a rom booting i'll factory reset and install again. If i still have issues i'll just use another rom.
fraxby79 said:
Thanks to XDA, I've been running LineageOS 14.1 on my LEX727 for months now, updating to most nightly releases with no issues. However, when the phone rebooted after updating to the 10/20/17 nightly, it got stuck on the boot animation screen (green circle moving right to left on the arc) and would go no further. I rebooted into TWRP and flashed back to 10/13 which has been working fine. Same results after attempted updates to the 10/27 and 11/3 releases. I even tried a manual update from TWRP using USB OTG with the same result.
Any ideas of what's gone wrong here? Anything I can try? All I know to do at this point is wipe and install clean but I'd rather not if possible. Thanks!
Click to expand...
Click to collapse
I am in the same situation. Have tried all combinations of wiping and resetting with all 3 of the latest nightlies and still cannot boot. I can successfully boot into a stock rom but, I'd rather not. I guess I will go back to the 10/13 nightly since it worked (mostly) before this debacle. Hopefully next week's update will solve this problem.
Thanks for your reply, islandlife98. I'm not super-confident at this ROM thing yet so backing up, wiping and reinstalling is something I'd undertake reluctantly. I was hoping this was a common situation with a simple fix that I just had been unable to find. Always prefer to actually solve a problem if possible rather than just wipe it out. (Although when it comes to tech, wiping it out is often the best or only solution. Almost always the quickest.)
JBealZy, thank you for letting me know you're in the same boat! After seeing no mention of this issue here, I assumed it was some weird glitch with my phone rather than a problem with the updates. If you've done a full wipe and re-install but still haven't been able to boot into any of the last three releases then I'm glad I hesitated. (That was a concern I'd had: that it might not work even after a clean install.) Think I'll stick with 10/13 for now and keep trying the new releases; easy enough to roll back if it fails now that I've figured it out.
Lmao same problem here with the 2017-11-11 and 2017-11-03 udpate. Not tested yet with 2017-10-27 or 2017-10-20 but that's my last choice because after 2017-10-13 update all links are removed. I do a clean install every time .. What other rom is better ?
Problem resolved .. i have wiped internal storage too and able to install the last version. I think i'm gonna use another ROM because i don't really want to reinstall all of my applications everytime i do an update. :/
Deediezi said:
Lmao same problem here with the 2017-11-11 and 2017-11-03 udpate. Not tested yet with 2017-10-27 or 2017-10-20 but that's my last choice because after 2017-10-13 update all links are removed. I do a clean install every time .. What other rom is better ?
Problem resolved .. i have wiped internal storage too and able to install the last version. I think i'm gonna use another ROM because i don't really want to reinstall all of my applications everytime i do an update. :/
Click to expand...
Click to collapse
I am using Paranoid ( latest version) and everything works flawlessly.
Sent from my LEX727 using XDA Labs
Deediezi said:
Lmao same problem here with the 2017-11-11 and 2017-11-03 udpate. Not tested yet with 2017-10-27 or 2017-10-20 but that's my last choice because after 2017-10-13 update all links are removed. I do a clean install every time .. What other rom is better ?
Problem resolved .. i have wiped internal storage too and able to install the last version. I think i'm gonna use another ROM because i don't really want to reinstall all of my applications everytime i do an update. :/
Click to expand...
Click to collapse
Another victim! So weird, I wonder what's going on there. None of the updates since my original post have worked so I've come to the conclusion that I'm going to have to do a clean install. Just need to find a time do it. Good to hear it worked for you.
LineageOS is the only ROM I've tried but since I have to wipe my phone anyway I may try some others. Paranoid Android looks interesting and Tsongming says it's working well.
fraxby79 said:
Another victim! So weird, I wonder what's going on there. None of the updates since my original post have worked so I've come to the conclusion that I'm going to have to do a clean install. Just need to find a time do it. Good to hear it worked for you.
LineageOS is the only ROM I've tried but since I have to wipe my phone anyway I may try some others. Paranoid Android looks interesting and Tsongming says it's working well.
Click to expand...
Click to collapse
Yea i'm downloading Paranoïd right now for testing it .. Don't want a broken operating system on my phone haha
If anyone's still interested, I first tried flashing Lineage after wiping all but internal storage and still couldn't get past the boot animation. Then did a full factory-reset wipe including the internal storage, re-flashed, and it finally booted. The first OTA update since then came through today and went off without a hitch so all seems well for now.
I did take a look at Paranoid before going back to Lineage. One big reason I use a custom ROM is to get security updates quickly and LOS reports the security patch level in the settings; I couldn't find this info in PA. Also, I use a pattern to unlock my phone and there didn't appear to be a way use a larger grid than the default 3x3. On the plus side (sort of), PA includes the LeEco remote control app, which seems to be the only way to use the IR hardware on this phone, but it asks for more permissions than I want to give (which, of course, is not PA's fault). So admittedly I didn't really give it a full and fair trial but those few little issues sent me back to the (usually) reliable familiarity of LOS.
I received a new LEX722 yesterday. The TWRP for zl1 is working fine, but I cannot get lineagos working.
I deleted:
- dalvik,
- system,
- cache
- data
- and also the internal storage
after rebooting into twrp I enabled usb debugguung and pushed the lineageos and gapps images via adb push to the phone.
I installed lineageos and gapps nano, but after booting to system, I get stuck in a black screen looping to a dark grey luminated display (no graphics at all).
Heistergand said:
I received a new LEX722 yesterday. The TWRP for zl1 is working fine, but I cannot get lineagos working.
I deleted:
- dalvik,
- system,
- cache
- data
- and also the internal storage
after rebooting into twrp I enabled usb debugguung and pushed the lineageos and gapps images via adb push to the phone.
I installed lineageos and gapps nano, but after booting to system, I get stuck in a black screen looping to a dark grey luminated display (no graphics at all).
Click to expand...
Click to collapse
Sorry, can't help you with that since I have a LEX727 which is apparently quite different from the LEX722. Official LineageOS is only supported on the LEX720 and LEX727: [ https://wiki.lineageos.org/devices/zl1 ]. The LEX722 (Elite) has it's own section here on the LeEco Pro 3 forum so check that out and see what they've come up with.

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