Samsung S4 mini SHV-E370K (korean variant) STUCK on bootloop

enjourneer

Senior Member
Dec 16, 2014
102
21
0
it's stuck on bootloop even after flashing latest official firmware and the official stock firmware.
flashing with odin says it's successful but after flashing it boots automatically to stock recovery
can't install custom recovery like cwm and twrp

on stock recovery it has errors in red text below---
E: File Open error '/cache/recovery/last recovery'
Errors in wiping cache or factory reset in stock recovery---
E: format_volume: make_extf4fs failed on /dev/block/platform/msm_sdcc.1/by-name/userdata
E: format_volume: make_extf4fs failed on /dev/block/platform/msm_sdcc.1/by-name/cache
I have attached some pictures of errors in stock recovery below
please help me if someone know how to solve this
 

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IronRoo

Senior Member
Aug 4, 2014
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it's stuck on bootloop even after flashing latest official firmware and the official stock firmware.
flashing with odin says it's successful but after flashing it boots automatically to stock recovery
can't install custom recovery like cwm and twrp
on stock recovery it has errors in red text below---
E: File Open error '/cache/recovery/last recovery'
Errors in wiping cache or factory reset in stock recovery---
E: format_volume: make_extf4fs failed on /dev/block/platform/msm_sdcc.1/by-name/userdata

I have attached some pictures of errors in stock recovery below
please help me if someone know how to solve this
I think you have tried the right thing, format cache, as it's not working could it be memory hardware? You could take it to some repair shop to try repair with jig.
 

enjourneer

Senior Member
Dec 16, 2014
102
21
0
still the same :(

Try to flash ORIGINAL ROM build E370KKTU2BNK5. Then u can instal twrp/cwm and cm rom like this link https://forum.xda-developers.com/galaxy-s4-mini/general/shv-e370k-install-cyanogenmod-12-0-t3012246
i already tried sir flashing the original rom indicated by the stock recovery to no avail odin say successfull but it boots to stock recovery with the same red texts errors I also tried initializing the software thru samsung kies it successfully finished but still it boots to stock recovery with the same errors
Do you have any ideas sir? if u have the same phone can you send me the boot image or pit files of it? please thank you:)
 

enjourneer

Senior Member
Dec 16, 2014
102
21
0
jtag?

Try to flash ORIGINAL ROM build E370KKTU2BNK5. Then u can instal twrp/cwm and cm rom like this link https://forum.xda-developers.com/galaxy-s4-mini/general/shv-e370k-install-cyanogenmod-12-0-t3012246
I think you have tried the right thing, format cache, as it's not working could it be memory hardware? You could take it to some repair shop to try repair with jig.
I already tried going to a local technician here in my country but they cant identify the problem they say its the emmc? but they are not sure about it.. if its the emmc maybe i will scrap this phone cause its the korean model finding that part here in my country seems difficult but i'll try going to some different technician and ask about that jig repair that you have mention thank you sir
 
Dec 19, 2016
14
0
0
it's stuck on bootloop even after flashing latest official firmware and the official stock firmware.
flashing with odin says it's successful but after flashing it boots automatically to stock recovery
can't install custom recovery like cwm and twrp

on stock recovery it has errors in red text below---
E: File Open error '/cache/recovery/last recovery'
Errors in wiping cache or factory reset in stock recovery---
E: format_volume: make_extf4fs failed on /dev/block/platform/msm_sdcc.1/by-name/userdata
E: format_volume: make_extf4fs failed on /dev/block/platform/msm_sdcc.1/by-name/cache
I have attached some pictures of errors in stock recovery below
please help me if someone know how to solve this
I am having same problem with my s4 mini lte(shv e370k). Have you managed to solve it?