[Q] [Help] Cyanogenmod stuck in boot loop - Android Q&A, Help & Troubleshooting

I have a T-Mobile Samsung Galaxy S2 SGH-T989 and tried to install cyanogenmod 10.2, but I can't start it, it gets stuck in the cyanogenmod splash screen and doesn't get any further.
Here's what I did originally: I flashed clockworkmod (via Odin) and booted into recovery. I then installed the cyanogenmod zip file that I had copied onto the sdcard.
When it failed to boot, I tried several things: I flashed TWRP (via Odin) and then did a factory reset and system wipe, installed cyanogenmod (from TWRP) and did the factory reset again. Same problem, the system will get stuck in the boot loop. I also tried an earlier version of cyanogenmod, same problem.
I am quite sure that I downloaded all the right files for my device. I searched online and saw other people who had that problem, and solved it by wiping the cache/data after the install. This didn't work for me.
I don't know what else to try, so please reply if you have any ideas!
Thanks :fingers-crossed:

Not sure bout it but flash only the cm kernel via cwm then reboot to recovery again n factory reset then install the Rom all the best
Sent from my Xperia Live with Walkman using xda app-developers app

Related

[Q] Won't boot, worked fine, then bootloop, now it freezes (using CM9 ICS Nightly)

Hi Friends,
Model Number - GT-P7510
I recently rooted and installed the CM9 ICS nightly rom using the noob video instructions (This included rooting with Odin, installing CMW recovery 4.0.0.4, then I flashed the ROM cm-9-20120624 Nightly and finally flashed GAPPS-ics).
I over clocked using the CM9 settings and everything worked perfectly for about a week, it was great. Then it just crashed while I was reading my email and began to bootloop. After reading for similar errors I rebooted to recovery and tried wiped the cache and dalvic cache, I wiped data and factory reset several times but nothing worked, always the same bootloop. I re flashed the same ROM and still nothing, after a while the boot screen would simply freeze instead of bootloop.
Then I connected to my PC, and did this to no avail. In fact it simply added to the problem by adding a yellow warning triangle while attempting to boot so I did the Oden thing again like the first time I rooted however I installed CMW version 5.5.0.4 instead thinking it might help but it hasn't.
One last point, when I attempt to wipe data/factory reset the tablet seems to freeze and attempt to reboot rather than say something like "success" as it would during a cache wipe. This maybe normal or it maybe the problem! who knows?
On that point, I would be very grateful if some of you could help get me to the point when my PC recognises the tablet so I can reflash a new ROM.
Thanks in advance,
Karl
I once got the same problem. The only thing that helped was to flash back the stock rom via Odin with the pit file. And don't forget to do a hard reset after flashing the rom. I'll just stick to the stock rom until the official update is getting released.
Sent from my GT-P7501 using xda app-developers app
Questions go in the Q&A section
I think the best way is still to do factory reset, go back to the stock ROM first and try custom HC ROM until the official ICS is released.

[Q] Stuck in bootloop CM9 lost recovery

Resolved - when after many attempts to boot into recovery I gave up and downloaded the Odin version of CWM and was trying to go into boot mode I accidentally managed to go into recovery and was able to recover. I think I will stay away from goo manager or rom manager - neither worked for me. Never had problems just following posted steps on XDA.
I decided to take the plunge and flash my first rom and now my phone is stuck on the CM9 boot loop. I had rooted with CMW through odin followed by superuser. I was on stock ics. I replaced cwm with twrp. No problems up to this point I then downloaded cm9 and the gaaps with goo manager. then tried to flash it after backing up, deleting data, dalvik and cache. It did not work but instead booted back into stock with all my data gone. I added back in my google accounts and wifi password. Then downloaded quick boot. Booted into recovery and installed the CM9 and fgaaps zips.
Now it just cycles in the cynagen bootloop ans will not boot into recovery. In my attempts to get boot recovery started it did once go into download mode. Anyway to recover using odin?
So you are up and running okay ??....g

[Q] TF201: No ROM works past boot animation

So, I was able to successfully unlock my bootloader, got TWRP 2.6 on it, and put a few different ROMs on my machine; however, I have yet been able to install a ROM and get it to move past the boot animation.
I have tried the latest nightly ROMs for CyanogenMod 10.1 and 10.2 for my TF201, both of which get stuck in CM's boot animation. I just tried the same with the newest Baked ROM, only to be stuck in its boot animation as well.
I'm trying to figure out if there was something I forgot to do. I have been able to revert to a backup of my stock Jellybean 4.1.1 that I stored using TWRP, but haven't been able to use anything else.
Are there any thoughts on this? Have I missed something? I was able to use the unlocker utility and each boot offers the confirmation in the top-left that my bootloader is unlocked. I am able to enter TWRP from the recovery mode. Shouldn't it be as simple as selecting a ROM's zip archive and installing it from TWRP?
Have you done a full wipe before installing, including cache and dalvik cache partitions?
Sent from my SAMSUNG-SGH-I337 using Tapatalk 4
Try installing twrp 2.5. AS I just read in another thread there are problems with 2.6..
Sent from my MB526 using xda app-developers app
Factory reset
After flashing CM 10.1 nightly last night i had the same issue. I booted into my recovery console (flatline cwm) and performed a factory reset. This seemed to clear whatever issue was bothering the tablet. Still sat there for about five minutes on the animation after the reset but then progressed into setup.
Doubt if it makes a difference but mine was connected to the dock too.
If you're still stuck the method that worked for me yesterday was:
Used Flatline CWM as the recovery, installed using fastboot
Used an external memory card to copy the relevant zip files to my sdcard, recovery couldnt find them otherwise using adb push
Installed from zip using Flatline CWM
Installed gapps using Flatline CWM
Booted, got the issue you had
Booted into recovery, performed a factory reset
Told recovery to restart the machine
Booted into setup screen after loading for a few minutes

[Q] problem installing CM11 with ION

hello,
i never posted here before but i am following this site for a while and flashed lots of roms using the data here.
i got into a problem trying to flash the kitkat on my HTC sensation 4G.
i am using ATM the android 4.2.2 CM 10.1 albinoman887 rom.
i tried installing the android 4.4.1 according the instructions posted by android1234567 here:
http://forum.xda-developers.com/showthread.php?t=2530073
i did factory factory reset, cache wipe, and davlik wipe
after that flashed the Kernel Aroma installer, the rom and the gapps from this link.
after i flashed them i rebooted and the phone doesnt pass the reboot screen, got stuck on it for few seconds and then restart and stuck again.
could anyone help me resolve this?
thanks ahead.
Dan
ok
if mean bootloop then again do the same step but wipe the dalvik cache,data,cache means clean your phone and then install the rom u will out of boot loop
tried it, it didnt work, still bootlooping.
when i install the gapps file it says it detects 4.4 rom.
any other ideas?
thanks for the help

Plz help , ASUS TF101 only boots into CWM touch Recovery.

Hi i rooted n installed CWM touch recovery on my ASUS TF101 tablet.
The process was not simple as i had to make several flashing attempts before the TF101 booted into CWM recovery.
Once i got CWM recovery working i tried flashing it to a CyanogenMod ROM cm-9.1.0-tf101.zip (stable)
I made sure i wiped Dalvik Cache , wipe data factory reset , wipe cache partition.
After that I renamed the CM Rom to update.zip n then choose apply/update.zip using CWM recovery.
Well the first flashing didnt work bc it just kept on loading to the old stock rom.
After several attempts my TF101 did finally load into CM mod.But the screen kept on loading for 30mins so i restarted the device.
i tried clearing the Dalvik + cache partition n factory reset it again.
But when i rebooted it just goes into CWM recovery.
Ive been trying to even flash it back to stock rom but it just wont boot to the rom.
Could anybody help me plz ? Why did i have to flash my TF101 several times b4 in order to get the ROM to load ?
Could there be something im missing ?
Extra Info
Windows does recognise my TF101 when its plugged in. But in device manager it only comes up as "Transformer" under Universal Serial devices.
I tried using adb to push the stock ROM to my TF101 n then update it but it still wont boot to the rom. Just CWM recovery.
SuperSU was installed b4 i flash the CM rom.But now when i turn it loads to CWM only. Heck i cannot even turn it off
Im stuck dunno what to do

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