e3 power stuck in boot - Moto E3 Questions & Answers

when i try to twrp recovery for super su it shows E:Unable to find partition size for ' /custom'

That happens to me also
Have you got any solution

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[Q] stuck at boot animation after fastboot erase cache

I booted my phone to fastboot mode and issued the following command in linux:
fastboot erase cache.
then I reboot my phone to fastboot mode again and issued:
fastboot boot recovery-clockwork-6.0.1.9-mako.img
the phone reboots into clockwork recovery and then I choose backup in the menu. but the backup stops at about 70% progress with error:
E:Can't mount /cache/recovery/command
E:Can't mount /cache/recovery/log
E:Can't open/cache/recovery/log
E:Can't mount /cache/recovery/last_log
E:Can't open/cache/recovery/last_log
so I go back to the parent menu and choose reboot now. now the phone can't be booted! it stays at the google logo for several minutes, which is longer than usual and finally the "X" animation appears. but it stuck at the animation for over 10 min now.
what went wrong? is it caused by the "fastboot erase cache" or by the backup using clockmod? please help
yduck said:
I booted my phone to fastboot mode and issued the following command in linux:
fastboot erase cache.
then I reboot my phone to fastboot mode again and issued:
fastboot boot recovery-clockwork-6.0.1.9-mako.img
the phone reboots into clockwork recovery and then I choose backup in the menu. but the backup stops at about 70% progress with error:
E:Can't mount /cache/recovery/command
E:Can't mount /cache/recovery/log
E:Can't open/cache/recovery/log
E:Can't mount /cache/recovery/last_log
E:Can't open/cache/recovery/last_log
so I go back to the parent menu and choose reboot now. now the phone can't be booted! it stays at the google logo for several minutes, which is longer than usual and finally the "X" animation appears. but it stuck at the animation for over 10 min now.
what went wrong? is it caused by the "fastboot erase cache" or by the backup using clockmod? please help
Click to expand...
Click to collapse
ok, I solved the problem by rebooting the phone into stock recovery (with android robot and a red exclamation mark) and choosing wiping the data / reset then rebooting the phone.
after I choose "wiping data/reset", there is a message saying something like "cache partition formatted". I guess this brings my phone back? I don't know what exactly "fastboot erase cache" does. but my guess is it wipes out the cache partition but does not reformat it, and my phone needs a formatted cache partition to boot successfully. anyone can explain?
yduck said:
ok, I solved the problem by rebooting the phone into stock recovery (with android robot and a red exclamation mark) and choosing wiping the data / reset then rebooting the phone.
after I choose "wiping data/reset", there is a message saying something like "cache partition formatted". I guess this brings my phone back? I don't know what exactly "fastboot erase cache" does. but my guess is it wipes out the cache partition but does not reformat it, and my phone needs a formatted cache partition to boot successfully. anyone can explain?
Click to expand...
Click to collapse
now I can also use clockwork mode to backup, no Can't mount /cache error anymore.

Yu Yureka Partition Corrupted

Hi i have installed custom recovrey twrp running stock rom. Today i tried formatting the device thru recovery but suddenly my device restarted and is booting and entring recovery. In recovery it enters Open Recovery script and then these texts appear and device restarts
updating partition details
unable to mount data
done
unable to mount storage
unable to mount during gui startup
full SElinux support is present
unable to mount data/media/TWRP /twrps. when trying to read setting file.
Processing AOSP recovery commands
unable to mount ' /data'
wiping data partition
unable to mount ' /data'
formatting cache using make_ext4s function
data partition wipe complete
done processing script file.
And then it reboots. also twrp sometime works and in twrp the internal storage is 0mb. I think the partition is corrupte also I cannot wipe anything. Backup or restore. And the repair attaching the screen
habib013 said:
Hi i have installed custom recovrey twrp running stock rom. Today i tried formatting the device thru recovery but suddenly my device restarted and is booting and entring recovery. In recovery it enters Open Recovery script and then these texts appear and device restarts
updating partition details
unable to mount data
done
unable to mount storage
unable to mount during gui startup
full SElinux support is present
unable to mount data/media/TWRP /twrps. when trying to read setting file.
Processing AOSP recovery commands
unable to mount ' /data'
wiping data partition
unable to mount ' /data'
formatting cache using make_ext4s function
data partition wipe complete
done processing script file.
And then it reboots. also twrp sometime works and in twrp the internal storage is 0mb. I think the partition is corrupte also I cannot wipe anything. Backup or restore. And the repair attaching the screen
Click to expand...
Click to collapse
When you boot into recovery! Go to the mount option and try mounting system and all partitions!
I am not sure about this! Whether it will work but still making an effort is not bad! All the best ! Otherwise contact YU customer care they'll provide a refurbished !
All the best [emoji106]
Sent from my AO5510 using Tapatalk
habib013 said:
Hi i have installed custom recovrey twrp running stock rom. Today i tried formatting the device thru recovery but suddenly my device restarted and is booting and entring recovery. In recovery it enters Open Recovery script and then these texts appear and device restarts
updating partition details
unable to mount data
done
unable to mount storage
unable to mount during gui startup
full SElinux support is present
unable to mount data/media/TWRP /twrps. when trying to read setting file.
Processing AOSP recovery commands
unable to mount ' /data'
wiping data partition
unable to mount ' /data'
formatting cache using make_ext4s function
data partition wipe complete
done processing script file.
And then it reboots. also twrp sometime works and in twrp the internal storage is 0mb. I think the partition is corrupte also I cannot wipe anything. Backup or restore. And the repair attaching the screen
Click to expand...
Click to collapse
check this post here
habib013 said:
Hi i have installed custom recovrey twrp running stock rom. Today i tried formatting the device thru recovery but suddenly my device restarted and is booting and entring recovery. In recovery it enters Open Recovery script and then these texts appear and device restarts
updating partition details
unable to mount data
done
unable to mount storage
unable to mount during gui startup
full SElinux support is present
unable to mount data/media/TWRP /twrps. when trying to read setting file.
Processing AOSP recovery commands
unable to mount ' /data'
wiping data partition
unable to mount ' /data'
formatting cache using make_ext4s function
data partition wipe complete
done processing script file.
And then it reboots. also twrp sometime works and in twrp the internal storage is 0mb. I think the partition is corrupte also I cannot wipe anything. Backup or restore. And the repair attaching the screen
Click to expand...
Click to collapse
Same problem happened in my device. The one who had this problem, I think yours is resolved. Would you please tell me the way to remount the partition or repartition the internal storage. please brother.

yureka restarts on flashing or wiping any partition in TWRP 3.0.2.. please help!!!

hi there.. someone please help me. my yureka just keeps restarting whenever i try to do anything from twrp 3.0.2 recovery. looks like the system partitions is corrupted because sometimes i get the message in twrp that unable to mount system, invalid argument; unable to mount cache , invalid argument. i tried flashing the cm12.1 factory images using fastboot but still the phone doesn't boots up. it shows the yu logo and then it keeps restarting. someone please help me..
Try using a different twrp version like 3.0.1.0

Mojo bricked ?

Hi had cm 12 installed it got stuck in a boot loop . I can enter recovery but it won't let me wipe . Keep getting an error message about e: partion . Tried to flash over the top and still get error on install of e partion . I think somehow the internal partitions have got messed up . Any ideas ?
emu123 said:
Hi had cm 12 installed it got stuck in a boot loop . I can enter recovery but it won't let me wipe . Keep getting an error message about e: partion . Tried to flash over the top and still get error on install of e partion . I think somehow the internal partitions have got messed up . Any ideas ?
Click to expand...
Click to collapse
Flash the new TWRP 3.2.1 image (copy it on your external SD card), then enter again in recovery and retry wiping.
Yeah I would definitely try the newer TWRP. You'll probably have to connect it to a PC to flash it though if you're stuck in a bootloop. I had to do this recently myself as I had the same problem. Make sure to read the thread on the new TWRP as you will likely have to select a mount option before wiping.
as soon as i try to mount system it locks up
Don't wipe anything, because you have first to flash the newest TWRP 3.2.1 image
After that, reboot the Mojo again in recovery and try doing the wipe with the new TWRP

Failed to mount '/system'

Hello guys,
I restored the system files on TWRP but it stuck at 'formatting system using make_ext4fs' funtion.
So i rebooted with power button but there is only lenovo logo without booting
i tried to restore again but now it fails to mount system.
on reboot menu, it says no os installed.
Does anyone have link or file of original system image file or suggestions?
I appreciate any kind of help. Thank you guys

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