[Q] CWM can't mount /sdcard - HD2 Android Q&A, Help & Troubleshooting and Genera

Hi,
So after a successful install of WM7, which i didn't like at all i wanted to try a Android NAND rom, i choose the [MAG/cLK]TyphooN CyanogenMod 7 Nightly v3.4.1[2.3.4][A2SD].
I both tried the MAG and cLK method, with both i ended up with the same problems:
I am also unable to access the SD card in Win7 using the mount SD card option with CMW. (For cLK i also tried the google-usb_driver)
So i thought: "Not a problem i have a SD card reader built-in"...
But when trying to install the .zip files using CWM i get the error message "E:Can't mount /sdcard".
I followed both tutorials step by step to make sure i didn't made any stupid mistakes. I've also tried 2 diffrent SD cards and both formatted several times.
With no luck i tried some google'ing but found no solutions for my problem.

Its the Rom
Your problem is the ROM most likely, try to flash a new ROM, or go through CWM thread for same problem and its fix, because most likely the answer you are looking for is in CWM Thread,

cauldborn said:
Hi,
So after a successful install of WM7, which i didn't like at all i wanted to try a Android NAND rom, i choose the [MAG/cLK]TyphooN CyanogenMod 7 Nightly v3.4.1[2.3.4][A2SD].
I both tried the MAG and cLK method, with both i ended up with the same problems:
I am also unable to access the SD card in Win7 using the mount SD card option with CMW. (For cLK i also tried the google-usb_driver)
So i thought: "Not a problem i have a SD card reader built-in"...
But when trying to install the .zip files using CWM i get the error message "E:Can't mount /sdcard".
I followed both tutorials step by step to make sure i didn't made any stupid mistakes. I've also tried 2 diffrent SD cards and both formatted several times.
With no luck i tried some google'ing but found no solutions for my problem.
Click to expand...
Click to collapse
How did you format it? Using the default Windows formatting tool is not enough, use Panasonic SD Format (google for it). You can also try and use a partition software (Like Easeus) to find out which partitions it has.

Thx, my problem was that i formated using the windows tool. Donwloaded Panasonic SD Format and formated again.

Related

[Q] Why is my SD card not responding?

I can't seem to get the NAND work properly.
Every step went well, but maybe I forgot something.
Once I flash the ROM I reboot it twice.
When I start marketplace and download apps, they disappear from the download list. They don't get downloaded at all. With another ROM I tried the download part works, but after the install the app doesn't seem to work. After a few times plugging in and out the USB I got an error about my SD-card being ReadOnly. Am I doing something wrong? I didn't manually make partitions or anything on the SD card, should I have done so?
Also I've noticed that after I put files on the SD card and unplug the phone from the PC, astro can't find the files. Really confusing
Does anyone have the same problem or know how to fix it?
pedramh said:
I can't seem to get the NAND work properly.
Every step went well, but maybe I forgot something.
Once I flash the ROM I reboot it twice.
When I start marketplace and download apps, they disappear from the download list. They don't get downloaded at all. With another ROM I tried the download part works, but after the install the app doesn't seem to work. After a few times plugging in and out the USB I got an error about my SD-card being ReadOnly. Am I doing something wrong? I didn't manually make partitions or anything on the SD card, should I have done so?
Also I've noticed that after I put files on the SD card and unplug the phone from the PC, astro can't find the files. Really confusing
Does anyone have the same problem or know how to fix it?
Click to expand...
Click to collapse
First of let me tell you that I have never had this kind of problem neither I have heard about this problem. But one thing you can do is use Panasonic SD formatter (Free) to format your SD card. Do not mount your phone on the PC. In place of that remove SD card and use some kind of Card Reader to format the SD card from PC. Also keep Full Erase (ON) in the settings for formatting.
I would also recommend you to do Task29 before flashing new ROMS. After you do Task29 install radio (2.15.xxxx preferred), install MAGLDR 1.11 or 1.12(I would not install 1.13 which is released recently. Wait and watch for that version), After you perform these steps, you should install NAND ROM on your device. Also try and find the Rom which has more versions. What I mean is for newbs like us, we should try roms which have been tested by many other PROs. and also there are plenty of video tuts on how to install NAND rom. Follow them closely.
Here is a good tutorial that might help you. http://www.youtube.com/watch?v=91mnfufny-Q&feature=player_embedded
jalshah05 said:
First of let me tell you that I have never had this kind of problem neither I have heard about this problem. But one thing you can do is use Panasonic SD formatter (Free) to format your SD card. Do not mount your phone on the PC. In place of that remove SD card and use some kind of Card Reader to format the SD card from PC. Also keep Full Erase (ON) in the settings for formatting.
I would also recommend you to do Task29 before flashing new ROMS. After you do Task29 install radio (2.15.xxxx preferred), install MAGLDR 1.11 or 1.12(I would not install 1.13 which is released recently. Wait and watch for that version), After you perform these steps, you should install NAND ROM on your device. Also try and find the Rom which has more versions. What I mean is for newbs like us, we should try roms which have been tested by many other PROs. and also there are plenty of video tuts on how to install NAND rom. Follow them closely.
Here is a good tutorial that might help you. http://www.youtube.com/watch?v=91mnfufny-Q&feature=player_embedded
Click to expand...
Click to collapse
I did exactly what you said, but I'm still having the same problem. After I installed the NAND rom I connected my phone to my pc and dragged some files on the SD. The phone didn't see any of them, so I took my SD out and formatted it. But now it's not recognizing my SD at all. I will try some other roms.
I had that problem some mounths ago. One day it was gone. i cant tell why
I have a similar problem. To work around it I remove the sd card and reset the phone with the red button under the battery cover. When it comes back up, i insert the sd card and all works normally.
Our problems arn't exactly the same but worth a go if it helps.
after a long search i found this:
http://forum.xda-developers.com/showpost.php?p=11003567&postcount=2118
and the fix from ehsan worked !
no problem downloaden and no problems with the SD anymore! woohoo

[Magldr] 'AD SD dir' directory; reverts to main menu

Hey, I've tried installing Magldr a few times now, but whenever I try to go to "Services\BootSettings\AD SD Dir" it just goes back to the Magldr menu.
I've done some searching for the past couple of hours, and the general consensus was to reformat the sdcard because Magldr couldn't read the sdcard, I've tried reformatting multiple times (once via Windows quick format, once via Windows full format, and twice by EASEUS Partition Master) but can't seem to get this to work.
I was coming from CLK, the main reason I wanted to try dual booting two Android ROMs, one via NAND and the other via the SDCARD.
parker09 said:
Hey, I've tried installing Magldr a few times now, but whenever I try to go to "Services\BootSettings\AD SD Dir" it just goes back to the Magldr menu.
I've done some searching for the past couple of hours, and the general consensus was to reformat the sdcard because Magldr couldn't read the sdcard, I've tried reformatting multiple times (once via Windows quick format, once via Windows full format, and twice by EASEUS Partition Master) but can't seem to get this to work.
I was coming from CLK, the main reason I wanted to try dual booting two Android ROMs, one via NAND and the other via the SDCARD.
Click to expand...
Click to collapse
the option you tried is used in order to run sd-card roms, not for nand roms. to flash nand rom by mgldr, you must make the cwm partition as said in op of rom. then in mgldr-ad recovery-install zip from sd-choose zip from sd-find rom in list- flash and reboot.
The way I usually do it is flash the magldr nand ROM via clockworkmod and then copy the the extract the sdcard ROM to the root of the sdcard - and follow the specific instructions for the sdcard ROM.
parker09 said:
Hey, I've tried installing Magldr a few times now, but whenever I try to go to "Services\BootSettings\AD SD Dir" it just goes back to the Magldr menu.
I've done some searching for the past couple of hours, and the general consensus was to reformat the sdcard because Magldr couldn't read the sdcard, I've tried reformatting multiple times (once via Windows quick format, once via Windows full format, and twice by EASEUS Partition Master) but can't seem to get this to work.
I was coming from CLK, the main reason I wanted to try dual booting two Android ROMs, one via NAND and the other via the SDCARD.
Click to expand...
Click to collapse
In this case MAGLDR does not work with your SD Card for SD builds. I have this same problem with my Kingston 16GB class 4, but MAGLDR works fine with the shipped Sandisk 2GB class 2 (i.e. I can run SD builds from this but not the Kingston).
Ah okay, yeah, tried a Sandisk 16gb card and it worked, I had a 8GB Kingston (cls4) card, will look around for a new one as I took the Sandisk from my camera.
I know this was an old question but I'll throw my input in just incase this helps somebody in future..?
If you have been messing around with partition managment software make sure you set the FAT32 partition as Primary and not just logical...
Worked for me
Cheers, Adam.
API182 said:
I know this was an old question but I'll throw my input in just incase this helps somebody in future..?
If you have been messing around with partition managment software make sure you set the FAT32 partition as Primary and not just logical...
Worked for me
Cheers, Adam.
Click to expand...
Click to collapse
I have two sd cards. And with the kingstom I have this problem, all partitions are primary.
stay in the magldr,
take the SD card out ,
and insert SD card again,
then try \AD SD Dir again,
you got it
ck436 said:
stay in the magldr,
take the SD card out ,
and insert SD card again,
then try \AD SD Dir again,
you got it
Click to expand...
Click to collapse
Until the next time or two you reboot then no more boot directory again.
But yes, popping the card out will enable you to try the process - but you'll need another make of card for it to be reliable.

[Q] Unable to write to ums lunfile. Reward of 20$ for solution!

Hi everyone,
I'm sicked of this error "Unable to write to ums lunfile (No such file or directory)" I search all this forum and google. But i can't find a solution!
So I offer a reward of 20$ to the one who gonna help me with that problem. I prefer offer someone this little money for help instead of buying a new phone...
I have an HD2, he was rooted with a MIUI Rom (and a lot of other Android NAND Rom before), everything was fine until one day i woke up and no more SD Card readable. I restarted my device but it changed nothing. I try reflashing the ROM but when it come to the part "install zip from sdacard" with ClockWorkMod i had the "Unable to write to ums lunfile (No such file or directory)" or "E:Can't mount /sdcard"
I tried reflashing a Win6.5 ROM and redo the whole process (MAGLDR 1.1.3 with Recovery 3.2.0.0 or 4.0.0.0) but always the same error.
I tried putting another SD Card => same thing
I tried formating my SD Card with SDFormatter
Someone have a solution? Or want to try helping me getting rid of this error?
thanks
up! Some one please :'(
thejameskiller said:
Hi everyone,
I'm sicked of this error "Unable to write to ums lunfile (No such file or directory)" I search all this forum and google. But i can't find a solution!
So I offer a reward of 20$ to the one who gonna help me with that problem. I prefer offer someone this little money for help instead of buying a new phone...
I have an HD2, he was rooted with a MIUI Rom (and a lot of other Android NAND Rom before), everything was fine until one day i woke up and no more SD Card readable. I restarted my device but it changed nothing. I try reflashing the ROM but when it come to the part "install zip from sdacard" with ClockWorkMod i had the "Unable to write to ums lunfile (No such file or directory)" or "E:Can't mount /sdcard"
I tried reflashing a Win6.5 ROM and redo the whole process (MAGLDR 1.1.3 with Recovery 3.2.0.0 or 4.0.0.0) but always the same error.
I tried putting another SD Card => same thing
I tried formating my SD Card with SDFormatter
Someone have a solution? Or want to try helping me getting rid of this error?
thanks
Click to expand...
Click to collapse
1. Reflash ClockWorkMod Recovery (The newest version)
2. If that doesn't work, take the SD Card out of your phone and reformat through Windows using FAT32. MAKE SURE YOU "UNCHECK" QUICK FORMAT
3. If I'm not mistaken, that error is a mounting issue with USB, so maybe reinstall all of your drivers for the phone. (i.e. the Google USB driver, the HTC drivers, etc.)
Ok i just reflashed it and nothing changed.
Actually I can acess my SD from USB MASS STORAGE of MAGLDR 1.1.3
So it's a problem with Clockwork Mod Recovery isn't it?
I also have the same problem. I am trying android for the first time and I am stuck.
formatting the sd card worked for me
kinda same happened to me
i accidentally re-partitionned internal sd card
then i tried to format all folders: /data /system /sdcard........
now i can boot into CWM
but i can`t even mount USB ... it shows "E: unable to write to ums lunfile"
when i try to wipe data/system, it shows:
error mounting /sdcard/.android_secure!
when i plug it on the computer, windows can detect 2 disks but i can`t access it with partition magic
i think i`ll have to repartition the internal sdcard and format everything again.. thats it?
thejameskiller said:
Hi everyone,
I'm sicked of this error "Unable to write to ums lunfile (No such file or directory)" I search all this forum and google. But i can't find a solution!
So I offer a reward of 20$ to the one who gonna help me with that problem. I prefer offer someone this little money for help instead of buying a new phone...
I have an HD2, he was rooted with a MIUI Rom (and a lot of other Android NAND Rom before), everything was fine until one day i woke up and no more SD Card readable. I restarted my device but it changed nothing. I try reflashing the ROM but when it come to the part "install zip from sdacard" with ClockWorkMod i had the "Unable to write to ums lunfile (No such file or directory)" or "E:Can't mount /sdcard"
I tried reflashing a Win6.5 ROM and redo the whole process (MAGLDR 1.1.3 with Recovery 3.2.0.0 or 4.0.0.0) but always the same error.
I tried putting another SD Card => same thing
I tried formating my SD Card with SDFormatter
Someone have a solution? Or want to try helping me getting rid of this error?
thanks
Click to expand...
Click to collapse
I'm sure you got it fixed by now, but if your without a card reader you could , boot into the tri-color screen and reinstall win mobile 6.5 and use it to format your sdcard , then redo magldr or clk and see if you get things to going, just make sure your using a CWR made for HD2
i have the samme problem
fromanbr said:
kinda same happened to me
i accidentally re-partitionned internal sd card
then i tried to format all folders: /data /system /sdcard........
now i can boot into CWM
but i can`t even mount USB ... it shows "E: unable to write to ums lunfile"
when i try to wipe data/system, it shows:
error mounting /sdcard/.android_secure!
when i plug it on the computer, windows can detect 2 disks but i can`t access it with partition magic
i think i`ll have to repartition the internal sdcard and format everything again.. thats it?
Click to expand...
Click to collapse
Unable to write to ums lunfile
what can i do now?
zaherrrr said:
Unable to write to ums lunfile
what can i do now?
Click to expand...
Click to collapse
try this download the 4 ext recovery and place it in the toolkit folder and repartion and try
It sounds like your SD cards are almost dead.
May be you should task 29 1st
hengsheng120 said:
It sounds like your SD cards are almost dead.
Click to expand...
Click to collapse
And whats about the case, you internal memory gives you this error..? :crying:
Hello, this problem has came to me also, just one day the card is not working, i have 2 cards of 2gb, both of them not working with the ums lum errors cannot mount them in cwm recovery. Both of them are working in the card reader in pc. I have tryed to windows full format them, then panasonoc sd formater, it didnt work. I have clockworkmod recovery 3.0.1.4 version, and i haven found any upgrades on that. E: unable to write to ums lunfile
anyone could give me a solution without wiping rom out ?
Also I'm thinking to upgrade my clockworkmod recovery to some later version, maybe that could help out ? But cant find 2 things - 1) how to do that without using sd card?
2) Will i loose my data on the phone ?
i'm not sure if your roms will load after formating sdcard, probably it depends on the rom you use.
Once upon a time i had some errors with my sdcard and nothing help, neither windows formatting nor some sophisticated utilities like panasonic formatter.
But formatting in nokia phone did fix the sdcard. It was Nokia n97,but I believe any nokia n-series will do, or maybe just any nokia phone. Try it it helped to many people.
and let us now if this method worked
i did found a way to install cwm without sd card, using fastboot. But that didnt solve the problem of phone detecting sd card. I have 2 cards, none of them are working in the phone, but works in the reader. I dont have any data in the card, phone works with android, but it wont recognize sd card. Anyone got fixed that ? I mean, the card was working one month ago, no its not.
Anyone any sugestions without reflashing it ? since a lot of ppl try this, and it didint work for them .
Here what i found is 100% exactly what is happened to me.
http://www.fixya.com/support/t8772809-took_htc_hd2

[Q] SD card problems

Hi,
I was trying to flash my HD2 when i ran in a bad problem.
Whenever I try to read or write to SD my phone freezes. I tried several SD cards.
It happens when I try to install a ROM from SD, try to partition a card or when I mount it and try to put files on it from my computer.
I also prepared a card at my computer with EXT4/FAT32, trying to install a ROM it freezes.
Can anyone help me?
RudolfVe said:
Hi,
I was trying to flash my HD2 when i ran in a bad problem.
Whenever I try to read or write to SD my phone freezes. I tried several SD cards.
It happens when I try to install a ROM from SD, try to partition a card or when I mount it and try to put files on it from my computer.
I also prepared a card at my computer with EXT4/FAT32, trying to install a ROM it freezes.
Can anyone help me?
Click to expand...
Click to collapse
Ok weird but anyhow you have two things to try either:
Format your sd and try your repartitioning from your pc and start over
Or
Format sd and partition right through the advanced menu in clockwork mod recovery. Personally I always do this but keep in mind that if you require an ext4 partition you must use ext4 recobery as normal cwm is only capable of creating an ext3 partition. Let me know how it goes and if notbwe will take different approach bud. Good luck
Sent from my SGH-T999 using Tapatalk 2
rawdaddymagraden said:
Ok weird but anyhow you have two things to try either:
Format your sd and try your repartitioning from your pc and start over
Or
Format sd and partition right through the advanced menu in clockwork mod recovery. Personally I always do this but keep in mind that if you require an ext4 partition you must use ext4 recobery as normal cwm is only capable of creating an ext3 partition. Let me know how it goes and if notbwe will take different approach bud. Good luck
Sent from my SGH-T999 using Tapatalk 2
Click to expand...
Click to collapse
Thanks rawdaddymagraden for your reply.
I did so already, I started to use clockwork to prepare my SD card, it did create the FAT32 partition but never created the ext4, at first I was thinking it was busy creating because of the "please wait" notification. After an hour of waiting i suspected the phone hung in process, I tried so wih 2 cards.
Next I prepared the card from my computer, I used MiniTool Partition Wizard for it. I have put the prepared card into my phone and continued my installation. When I mounted the phone and tried to copy my install files it became unmounted after it started copying the file.
Finaly I wiped the card, prepared it and have copied the files from it on my computer. After I did put the card back I started te installation from it, it starts installing but it freezes after a few seconds.
I'm lost.....
RudolfVe said:
Thanks rawdaddymagraden for your reply.
I did so already, I started to use clockwork to prepare my SD card, it did create the FAT32 partition but never created the ext4, at first I was thinking it was busy creating because of the "please wait" notification. After an hour of waiting i suspected the phone hung in process, I tried so wih 2 cards.
Next I prepared the card from my computer, I used MiniTool Partition Wizard for it. I have put the prepared card into my phone and continued my installation. When I mounted the phone and tried to copy my install files it became unmounted after it started copying the file.
Finaly I wiped the card, prepared it and have copied the files from it on my computer. After I did put the card back I started te installation from it, it starts installing but it freezes after a few seconds.
I'm lost.....
Click to expand...
Click to collapse
Hmmmm..... well have you tried to do a task29 on your phone and then install recovery again and repartition.
Also, what boot loader and recovery are you using?
P.s. you can always press the thanks button as well as saying it :thumbup:
Sent from my SGH-T999 using Tapatalk 2

CWM recovery wont recognize .zip ROM files!!

So here's the thing. Today i tried installing Paranoid on my HTC HD2. And it's not the first time i am doing this. I also wanted to use that link2sd for more space for my apps and i decided to create the Ext4 before installing the Rom.....which didn't work out so i reformatted the SD back to FAT32 and went on with the installation. So using HD2 toolkit wipped Task 29 installed CLK and CWM recovery, copied over the zip file to SD card. Normally i pressed "install zip from sd card" and then "choose zip from sd card" and it says ??No files found??. Tried that a couple of times, reformated the sd, done the process all over again but it's all the same.
Sorry for that long story but i want to make clear of what's my problem and i would really be very greateful if somebody can help me with this thing.
P.S. First time i formatted the SD was with Minitool Partition Wizard. And of course tried to mount/unmount sd card in CWM.
Thanks in advance!!
Solution to THAT.
Solved it myself (as it seems) so to everyone having the same problem and cant find any solution (like i did) from those on xda (or other sites) allready, you can read this help website from xda again. Just read the last one "Flashing without sd card" (that's what's worked for me).
Glad if anynone gets his phone back to normall and of course a big "THANK YOU" to the one who made that "helpsite"!
P.S. You will need sdk development kit for that!

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