[Q]E:can't mount /sdcard/ - Galaxy S II Q&A, Help & Troubleshooting

After using Odin, I have this problem
'E:Can't mount /Cache/recovery/log
E:Can't open /Cache/recovery/log....'
Then I wipe it. It is success.
But when I choose zip from sdcard
It said E:can't mount /sdcard/
How can I solve it?
I can't boot my gs2 now!
Answer me please

Just try to reflash with odin most of the times this solves the problem.
if not try another firmware (rom)

DirkTeur Velserbroncx said:
Just try to reflash with odin most of the times this solves the problem.
if not try another firmware (rom)
Click to expand...
Click to collapse
I have reflash many times
I can't boot and can't read my internal sd, how can I flash another rom?

Using CWM, you can mount /sdcard.
Check mounts and storage menu.
Also try "Mount Usb storage", connect to pc and check if comp detects your phone.

droidphile said:
Using CWM, you can mount /sdcard.
Check mounts and storage menu.
Also try "Mount Usb storage", connect to pc and check if comp detects your phone.
Click to expand...
Click to collapse
E:Unable to write to ums lunfile(No such file or directory)

Try flashing one of the rooted kernels using Odin.
Sent from my GT-I9100 using xda premium

Currentlyhaving the same issue.

This is a kernel issue. It happened to one of the 2.x Siyahkernel beta versions. Simplest solution is to boot the phone and use CWM to flash a different kernel using the tar format (instead of the zip format good for use in recovery mode) (flash a kernel version that's known to be without this problem).
If you can't get past the boot screen, just use odin. But then if you can't get past the boot screen you probably need to flash a ROM over anyway.

I am having the same issue with my internal SDCARD
I cannot access my internal SDCARD. When I insert my external (/removeable) sdcard, recovery sees that as the SDCARD.
I have tried to mount/ dismount/ usmount the internal SDCARD - same error.
THIS is the TMOBILE T989 and we got it yesterday - brand new.
So, I did get it to work from the removeble SDCARD, but I am so use to using the internal SDCARD on my VIBRANT as the primary resource for ROMS, etc, and the external SDCARD as a backup - that it is kinda strange to work now with only one SDCARD (the ext).
It must be something in the recovery that does not see the primary SDCARD...
CAn anyone help, please?

Note that CWM 4 and CWM 5 behave differently with respect to internal and external sd cards (well CWM 4 simply doesn't do external sd card). It'd be your best interest to flash a kernel that comes with a CWM version 4.x.x and for sure internal sdcard will work.
In CWM4, internal sdcard is /sdcard. External card is /emmc. (you can only format external sdcard but not write to it nor mount it.
In CWM5, you can restore nandroid backup from internal sdcard (but you can flash updates from both) . And in the CWM app, default backup location is the external sdcard.

Those who are having problems with CWM 5, flash this version of CWM from your CWM!
http://www.mediafire.com/file/h1yia0gt1sbnbie/cwm-4.0.1.5.zip
You will have cwm 4.

Related

[Q] i can't access my int-storage from CWM

hi there
i was removing ext-sdcard to install a new rom to my sgs2 and follow these steps:
.run into the Recovery
.wipe data
.wipe cache
.enter mounts and storage
.format cache, system, data, sdcard, emmc
.back to main menu
.enter advanced
.wipe dalvik and cache
.back to main menu again
.enter mounts and storage
.then to mount usb storage
.copying rom files from my pc to my phone's internal storage
.unmount
.back to main menu
.enter install zip from sdcard
.choose zip file from sdcard
.and finally installing the rom successfully!!!
a few days ago i wanted to try another rom and followed the same steps but i got "E:Unable to write to ums lunfile (No such file or directory)" when trying to mount usb storage. in the other hand i can't format sdcard. i got "unable to mount scdard" error mesage.
did i brick my internal storage?now i installed original rom md5 file with odin. i can see my 11,5gb internal storage. my CWM version is 5.0.2.7. how can i fix this problem???
which version on cmw do you have? 4.x.x.x may have this problem. versione 5.0.0.x solved it for me
my CWM version is 5.0.2.7 and using siyahkernel 2.3
vimpircik said:
my CWM version is 5.0.2.7 and using siyahkernel 2.3
Click to expand...
Click to collapse
http://www.gokhanmoral.com/
known issues: only external sd is mounted over usb in CWM recovery.
thanks man, i didn't look at the official web site of gokhan moral...
oinkylicious said:
http://www.gokhanmoral.com/
known issues: only external sd is mounted over usb in CWM recovery.
Click to expand...
Click to collapse
**** i thought i was seeing things as i am the same as the OP but this isn't good
Well after panicking and thinking my phone was broke, I found this thread, and flashed a different kernel and all is working again.
At first I thought it was the latest cwm causing a problem as it worked in the previous cwm but it was the kernel causing the "Unable to write to ums..." error

[Q] cwm recovry problem

when i tray to mount from usb in the recovery
i get this message E: unable to write to ums lunfile (no such file or directory)
how can i fix it?
someone plz also when i tray to do mount to sdcard is says
error mounting /sdcard
it works fine from the rom.
My first guess would be that you don't have a microSD card, and you're using a version of CWM recovery which refers to the internal SD card as, wait for it, "internal SD card". If not, what kernel are you using? It could be one which does not support mounting of the internal SD card from CWM recovery.
you probably right so how can i mount from usb? or change it?
i use cf-root karnel
What version of CWM are you using is the question .
jje
cmw v5.0.2.7
Flash with CWM and root kernel not version 5 .
jje
i cant understand you, how can i do mount usb from the recovery
(how can i put files from my computer when i am in recovery mod)?
What are you trying to achieve .
Copy files from PC to Phone or Restore via CWM Recovery or flash a CWM rom .
jje
i am afraid that i will flash a rom and it will fail, and then i will only have access to the recovery.
then i wont be able to transfer the nand backup from my computer to the phone because i cant mount usb in recovery mod.
speed10 said:
i am afraid that i will flash a rom and it will fail, and then i will only have access to the recovery.
then i wont be able to transfer the nand backup from my computer to the phone because i cant mount usb in recovery mod.
Click to expand...
Click to collapse
is there any way to fix it?
i what todo?

[Q] Error Can't mount /cache/recovery in recovery

I have looked up this problem on both xda and google but found no Galaxy SII specific solutions.
I receive the error "Can't mount /cache/recovery" message when I enter recovery mode. The same error occurs when try to mount every other mounts and still receive the equivalent error. eg mount emmc gives "error mounting /emmc/
I am unable to flash a new rom or even mount the sd card to place a rom on.
I have rebooted the phone multiple times but to no avail. I have also tried to full wipe, cache wipe and format the internal partitions individually through the recovery but it did not work.
Clockworkmod recovery v5.0.2.3
same error occurs on cwm 4.0.1.4
No current rom
Heard people say that by removing the sd card the error is resolved... (will only work if a corrupt sd card is to blame)
Might be able to use internal though
I tried it without the sd card, still same error. Also, the sd card i used before was working on another phone with all files intact, so no corrupted sd.
I would try starting a fresh... flashing with odin etc ... can you access download mode ?
http://forum.xda-developers.com/showthread.php?t=1113928
http://forum.xda-developers.com/showthread.php?t=1075278
Yeah that version of cwm has that problem. What you can do is copy a rom to your external sdcard, take out sdcard and put in card reader copy rom and put back in phone, and install from zip and then go external sdcard and install from there. Or what you can do is use odin to flash cwm v5.5 which works just fine.
Hope this helps.
Sent from my GT-I9100 using xda premium
fixed, thanks.
I just reflashed the chainfire kernel through heimdall command script as my odin wasntt detecting my phone
I had this twise thought I was the only one believe it or not on two sgs2s in 2 weeks I fixed by flashing stock rom
try flashing new rom hope this helps
recovery.img incompatible
chestertan2003 said:
try flashing new rom hope this helps
Click to expand...
Click to collapse
Could well help. The recovery.img turned out to be incompatible with my device, giving the same errors.

Can I mount phone as a USB device from CWM mode?

I've been playing with custom ROM and whatnot. I put the stock ROM on internal SD but somehow it got wiped off so I don't see it there. I was using Samsung Galaxy S3 Toolkit - rooting ALLINONE, and something happened so I cannot boot the phone now. I can access CWM mode, but I do not see any ROMs in internal SD, so there is nothing I can re-flash to see if the phone will boot normally. So basically I am stuck in a situation when I can access CWM but I cannot flash a ROM since I have no ROM on internal SD. So my question is, is there a way I can mount the phone as a USB device so that I can copy the ROM zip from my PC into internal SD so I can re-flash a ROM and fix the issue?
Any help is much appreciated!
Flash Stock with Odin and Re-Root.
Go to cwm, mount and storage, mount USB
Sent from my GT-S5830 using Tapatalk 2
ROMFlasherAce said:
Go to cwm, mount and storage, mount USB
Sent from my GT-S5830 using Tapatalk 2
Click to expand...
Click to collapse
Thanks, but there is no such option there. What is there, is:
mount /efs
mount /cache
mount /data
mount /preload
mount /sdcard
mount /external_sd
redcore2k said:
Flash Stock with Odin and Re-Root.
Click to expand...
Click to collapse
Thanks, since the phone gets stuck at root I cannot use Odin to flash a ROM onto it - I simply cannot get to the point I can see the phone in the PC. This is my gripe precisely - how to make the phone to be seen by the PC (as a USB device or otherwise) so I can copy a ROM onto it and then flash using CWM.
dual-booter said:
Thanks, but there is no such option there. What is there, is:
mount /efs
mount /cache
mount /data
mount /preload
mount /sdcard
mount /external_sd
Click to expand...
Click to collapse
AFAIK it is not possible to mount USB storage from CWM..it is the way samsung had created mount point sin this phone...you have 2 options
1. take your extcard use a card reader or another phone, copy the ROM and then use it
2.Find your original firmware, boot in download mode and flash via Odin
zoot1 said:
AFAIK it is not possible to mount USB storage from CWM..it is the way samsung had created mount point sin this phone...you have 2 options
1. take your extcard use a card reader or another phone, copy the ROM and then use it
2.Find your original firmware, boot in download mode and flash via Odin
Click to expand...
Click to collapse
1. I thought so. I have a small micro-sd from my old BB and so checked and I can mount it, so that'd be a solution, only I'd have to go out and buy a new one. I have no plans/intentions to buy a new sd card so that was sup-optimal.
2. Awesome suggestion! Thanks for redcore2k as well - I did not figure from his response that I needed to go into Download mode.
All back to normal now, will be re-rooting shortly. You guys are awesome!

[Q] Error mounting /sdcard!

So, I was being an idiot in CWM and I formatted EVERYTHING. /system, /dbdata, /cache, /data, /emmc, and /sdcard. The reason I formatted is because I was getting OCD about my device because factory reset/wipe didn't wipe anything at all and I wanted a clean slate. Now, I am stuck in an endless boot cycle and I have no way of mounting the internal sdcard. I tried using ADB to push RemICS-UX to the internal sdcard, but it didn't work. I can still access CWM, and I am running v5.0.2.8.
However, I am able to mount /emmc, but I don't have an external sdcard, yet. Is there any possible workaround to mount the internal sdcard or USB storage?
Dont worry
go to egryits rom , select odin download. Let it download.Download odin, open the rom in odin . Put your gplayer in download mode and flash the rom! Good luck! Dont forget to wipe dalvick and cache in cwm
Happened to me twice LOL
In CWM the sdcard is mounted at /emmc and the external card is detected as the USB storage. The Odin solution should work, but try pushing a ROM to /emmc and flashing it. Everything should be back to normal as long as you didn't format efs
Sent from my Nexus 7 using XDA Premium HD app
Supermaster34 said:
In CWM the sdcard is mounted at /emmc and the external card is detected as the USB storage. The Odin solution should work, but try pushing a ROM to /emmc and flashing it. Everything should be back to normal as long as you didn't format efs
Sent from my Nexus 7 using XDA Premium HD app
Click to expand...
Click to collapse
Thanks for the help, it worked perfectly. Good job on the ROM by the way!

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