SD card issue - myTouch 4G Q&A, Help & Troubleshooting

So all of the sudden I get a notification that my memory card had a problem and that it's "read only".
It was totally fine then this. Is my card corrupted or is it a hardware thing?
I can get it to recognize it....then it goes right back to read only.
I've used the same card from my G2...to Nexus One...to Vibrant to my now MT4G.
Sent from my HTC Glacier using XDA App

try formatting it with a card reader...

Probably messed up. Mine did it too and only thing I could do was format.
Vinsane said:
So all of the sudden I get a notification that my memory card had a problem and that it's "read only".
It was totally fine then this. Is my card corrupted or is it a hardware thing?
I can get it to recognize it....then it goes right back to read only.
I've used the same card from my G2...to Nexus One...to Vibrant to my now MT4G.
Sent from my HTC Glacier using XDA App
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Click to collapse
Sent from my stickie key HTC Glacier using XDA App

Dang. What about all the apps that I mved to SD and folders? Ill lose all of that? It wont allow me to move them back to the phone
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Vinsane said:
Dang. What about all the apps that I mved to SD and folders? Ill lose all of that? It wont allow me to move them back to the phone
Sent from my HTC Glacier using XDA App
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Click to collapse
I will tell you the truth. You will lose everything. After this you will learn to backup your sd card on your computer.
I wiped out mine too. Somehow, my card became corrupted and would not mount. I lost everything. Still pisses me off.
Good news is there is a stock 'ROM' here and you can just start over. I know it sucks, but think of it as a learning experience. What else can you do?
http://forum.xda-developers.com/showthread.php?t=845756
One question I had is: Is there a way after it wont mount to get it to mount? Like... can you go into terminal and mount it at all?
Hope this eases you mind man.

jjlean said:
One question I had is: Is there a way after it wont mount to get it to mount? Like... can you go into terminal and mount it at all?
Hope this eases you mind man.
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You can put in into another android phone and it will work just fine (most likely). Has happened to me multiple times in G2 (part of a reason it went back to t-mo).
Alternatively, you can try USB mount option in ClockworkMod recovery and see if phone will recognize your card in recovery, you can then copy everything over to PC and re-format the card.

Wait! Before you reformat, plug it into a Windows machine and run checkdisk on it. I just had this problem yesterday and this fixed it for me. I didnt lose my data or anything because it wasnt reformatted. Just check both the boxes on the dialog box when you run checkdisk and hopefully itll work for you too.
---
How to run Chkdsk from My Computer or from Windows Explorer
Double-click My Computer, and then right-click the hard disk that you want to check.
Click Properties, and then click Tools.
Under Error-checking, click Check Now. A dialog box that shows the Check disk options is displayed,
Select the Automatically fix file system errors check box.
Select the Scan for and attempt recovery of bad sectors check box, and then click Start.

I too have been experiencing this problem, and have tried almost everything to fix this crap! but no luck, I'm not sure what's causing this, but I've tried several SD cards already and even replaced my phone thinking it was the device card reader, but I still have the same problem... Hope someone can shed some light on this matter...
But to the OP before you go formatting it, you can try to save the files on your SD first by going to recovery > connect device > mounts and storage > mount USB storage. You should see your files from the SD card so you can back those up at least.
Good luck!

Had that happen to me when I popped in a new card. Put the old one back in, same thing happened.
Turned out that the restore didn't work correctly. Was able to restore the stock backup I made after rooting and haven't had issues since. I played around trying to get different kernels working, and had to restore a few times. The one time just didn't take fully.
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I got it fixed without loosing anything! Plugged it into a machine that I just updated to win 7..and it said there was a problem with my card and if I wanted windows to see if it could fix it. Yes. It worked!
Check disk is it!
Backed up all my card and plugged it back into the phone...and it works great again.
Thanks for the feedback and help guys
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Nice!
Vinsane said:
I got it fixed without loosing anything! Plugged it into a machine that I just updated to win 7..and it said there was a problem with my card and if I wanted windows to see if it could fix it. Yes. It worked!
Check disk is it!
Backed up all my card and plugged it back into the phone...and it works great again.
Thanks for the feedback and help guys
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Good to know, I suggest backin up often now though. I still get random sd corruption every few days after the first one. Its like my phone got devirginized or something lol.
Vinsane said:
I got it fixed without loosing anything! Plugged it into a machine that I just updated to win 7..and it said there was a problem with my card and if I wanted windows to see if it could fix it. Yes. It worked!
Check disk is it!
Backed up all my card and plugged it back into the phone...and it works great again.
Thanks for the feedback and help guys
Sent from my HTC Glacier using XDA App
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Click to collapse

Glad I could help

Related

Sdcard Mount read only

hey guys, just got g2 this afternoon. i was swapping some files back and forth from computer to phone and i got an error in my taskbar.
""sdcard mounted readonly""
any1 else getting this? is says sdcard has a problem. tap here to...
i tap, it tries to reread sdcard, and error pops back up.
Sounds like you have an app on ur phone that is trying to read the sd card while its mounted to to pc
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havikx said:
i was swapping some files back and forth from computer to phone
Click to expand...
Click to collapse
I've lost the SD card contents a half-dozen times. The dismount process is fragile, turning off the USB storage on the phone before unmounting on the computer seems to leave the SD card in the "unmounted" state. Recovery has meant pulling the card from the phone, sticking it in an adapter, then formatting on a PC.
Havikx,
I had a similar issue with my first g2. Ended up doing a repair on the sdcard in my laptop and that fixed it.
Hope this helps you out.
Sent from my T-Mobile G2 using XDA App
yes, i ended up formatting it in my g1 with amon ra. worked after that. it definatly has something to do with an app tryin to read the sd while mounted to pc.
This might not be the correct way to fix it but I had the same problem as you and I thought it'd be a try to stick the SD card into my Vibrant and long behold it worked just fine. Took it out and put it back in my G2 to find that the problem was gone.
Sd card error....
yeah... save yourself some time and just get another card...
i just got off the phone with tmobile who nicely passed the buck to htc.
my call to htc was short and sweet.." the g2 is so new that they do not have
any parts for wty replacement " ?????????????????????? wtf?????
anyway.. newegg here i come.

Problem with sd card

Over the past day or so I have been playing around with some of the gingerbread sense roms out. After flashing the last one, my sdcard comes up with the message that its mounted read only due to an unexpected problem. I have tried fixing permissions, even went and removed the gingerbread rom and restored a back up of royal glacier, which had no problem with my sdcard before. Any ideas as to what is going on? I'd hate to have to format my sdcard as there's a LOT of misceleanous backups on it from my phone. Any help in this will be greatly appreciated.
P.S. If it makes any kind of difference I am using the 8gb sdcard that came with the phone.
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Have you tried mounting it via settings? Cm7 is having the same issues pretty much, if I go to settings storage and mount sd it fixes it till the next error. Lol it sux azz and I don't think anyone here can build a rom without using cm source. :/
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I tried that to no avail. Even tried remounting through adb... As far as mounting through settings goes, it shows the card is mounted read only, and will not unmount or anything, if I press the unmount it leaves that screen and comes up preparing sd card, then the same error message... I don't know, guess I'll just have to pull my sd card contents and format. Will that effect my cwm or anything else I am using which made folders on my sd card?
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HELP!!!!!
Okay. So I took the sdcard from my phone, and attempted to pull the files and folders from it. WHAT A SHOCKER! they're all set to read only. I had to take each file and folder seperately, go to properties, and uncheck read only from the attributes. But there's STILL a problem, Once I move them to my windows 7 64 bit pc, the are set to read only again. I take ownership of the folder and it's contents, and as soon as I click apply and close the properties, they're set back to read only. I have already formatted the sd card, and want to put these files back, but if they're read only wouldn't it mess up my phone's sd card again? What am I missing to get my sd card back to working condition? Anyone who can help with this issue would be a LIFE SAVER. I have a TON of info on this phone I don't want to lose. I Pray to the android GODS that my phone's sd card did not ruin all my info.
Try them, mine show read only as well on my 32 bit vista system. And they never change either.
Sent from a 100% functional ROM. BT WIFI AND ALL!
Mrdaviso said:
Try them, mine show read only as well on my 32 bit vista system. And they never change either.
Sent from a 100% functional ROM. BT WIFI AND ALL!
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Will do as soon as I return home and will report back with what happens, as for now I found out that what messed my sd card up in the first place was installing ginger sense with NO ext partition. Found a forum here witj a walkthrough to creating said partitions and have done so. As for my back ups and all other files, I will let you know what happens... Thanks for the help!
P.S. Am not having same problems as my saphire did that I mentioned in pm. I have no sdcard in right now, and am fully functioning...
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So far the contents of my sdcard appear safe, help is very much appreciated... Now if I may ask, what rom are you running my friend? And also is there a sense gingerbread rom that is 100% functional?
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After over a week, I just realized that my sdcard crash costed me over 200 of my pictures and videos... A lot of those were of my son... I just learned the importance of backing up your sdcard the hard way...
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Sdcard help

Ok please dont laugh. I for some reason decided to erase the data on my sd card. I did it through the phone settings. Ok now i have an error in the tray saying blank or unknown file system. The sdcard doesnt show up in the storage settings. How do i fix this. I dont have access to a pc and i am running cm7.
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Robca79 said:
Ok please dont laugh. I for some reason decided to erase the data on my sd card. I did it through the phone settings. Ok now i have an error in the tray saying blank or unknown file system. The sdcard doesnt show up in the storage settings. How do i fix this. I dont have access to a pc and i am running cm7.
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Format the card from recovery
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I was able to go in recovery mode and partition tje sdcard. Problem is i could only get half the card back. Its a 8gb card now it is only 4gb. Now, how do i het the rest of it back. Lol
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Robca79 said:
I was able to go in recovery mode and partition tje sdcard. Problem is i could only get half the card back. Its a 8gb card now it is only 4gb. Now, how do i het the rest of it back. Lol
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Where did you get your SD card from cuz it sounds like it may be starting to go bad. I'd try formating again with a stock ROM...bit of a pain i know, but might produce a better result also you may wanna try to just reformat a few times in a row with your current ROM to see if it corrects the problem.
best option is if it keeps up is to pull your SD card out of your device and format with a computer when u have access to one then format using your device.

Sd card won't mount via phone or pc. Help?

So this morning I was deleteing files off my sd card from my phone. Then tried to mount it through my computer to put some files on. Wouldn't mount on the pc via the phone.
Disconnected it and it no longer was mounted on my phone.
Took out the card and used a card reader and it no longer was able to be read on my pc without the phone.
Anyone have any ideas to get my sd card back and working. Currently I had to resort to using a 2gb card that I could fill within seconds.
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InfDaMarvel said:
So this morning I was deleteing files off my sd card from my phone. Then tried to mount it through my computer to put some files on. Wouldn't mount on the pc via the phone.
Disconnected it and it no longer was mounted on my phone.
Took out the card and used a card reader and it no longer was able to be read on my pc without the phone.
Anyone have any ideas to get my sd card back and working. Currently I had to resort to using a 2gb card that I could fill within seconds.
Sent from my SPH-D700 using XDA App
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maybe the card magically stopped working? lol (no joking actually)
Had this happen to me once.
Had to reformat, then use recovery software to get my files back.
Lol its okay i really dont expect people to know the answer. Ill just try cleaning it.
@theguyabove
What software did you use?
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InfDaMarvel said:
Lol its okay i really dont expect people to know the answer. Ill just try cleaning it.
@theguyabove
What software did you use?
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Click to collapse
how are u gonna clean it if u just said the pc wont read it at all? if it reads only thing u can do is format it
Clean the metal strips. It doesnt read at all. Its just found, as in my pc sees a storage device and so does my phone somewhat.
Sent from my SPH-D700 using XDA App
Problem solved, just had to fight a dragon.
Sent from my SPH-D700 using XDA App
InfDaMarvel said:
So this morning I was deleteing files off my sd card from my phone. Then tried to mount it through my computer to put some files on. Wouldn't mount on the pc via the phone.
Disconnected it and it no longer was mounted on my phone.
Took out the card and used a card reader and it no longer was able to be read on my pc without the phone.
Anyone have any ideas to get my sd card back and working. Currently I had to resort to using a 2gb card that I could fill within seconds.
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
Mine did this yesterday after flashing a ROM. Lost everything. I was able to see things using CWM but not the phone itself or the PC. Formatted it with CWM and it wiped everything but still the phone or computer wouldnt read it. I waited a couple hours and loaded it back into my computer and just left it. A couple minutes later Windows popped up a box asking if I wanted to format it. I did a quick format and it read the card size. Previously it errored out saying it could not format it. I dont know what happened and why it all of a sudden worked
InfDaMarvel said:
Problem solved, just had to fight a dragon.
Sent from my SPH-D700 using XDA App
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Click to collapse
what did you do to solve the problem? I've run into a similar issue, here is a link to a thread I created in Q&A
http://forum.xda-developers.com/showthread.php?t=1218414
I still won't have access to a pc until tomorrow, hopefully ubuntu will be able to work some magic for me
I formatted after using the options under error checking failed. Everything moved exceptionalling slow while doing this however.
I did it under windws xp. Not much difference with win7 or vista I suppose. Ubuntu even.
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Everyone having SD card issues, before you format it or do other crazy stuff, try going into your gallery on the phone first. Works for me everytime my sd goes "invisible"
Sent from my frozen Syndicated Beast...

SD card in, phone won't boot

So yesterday I was trying to find a picture on my phone, but right before I clicked the gallery icon, the phone said "SD card suddenly disconnected" or something like that.
So I rebooted, which is what i usually do when I get a SD card error.
Now the phone won't boot with the SD card in. The computer shows the status bar on the top loading when I use a micro-sd adapter, but it will not respond and restart Explorer if I try to to right-click or access it.
I'd really like to get my pictures back at least.
I would try to put the sd card in another phone and try and see if it works. If it does, make a back up on your pc, then format your card. Then restore the back up.
Don't know if that would fix it but its worth a try.
Evo SHIFT
Yeah had similar thing happen other day. Phone popped up a little msg sayin "can't read sd card so popped it into comp copied to desktop reformatted card copied everything back all good
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Enraged21 said:
I would try to put the sd card in another phone and try and see if it works. If it does, make a back up on your pc, then format your card. Then restore the back up.
Don't know if that would fix it but its worth a try.
Evo SHIFT
Click to expand...
Click to collapse
+1 I would use SD Card Formatter . Works great, and it's free .
prboy1969 said:
+1 I would use SD Card Formatter . Works great, and it's free .
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Click to collapse
Or, you know, just right click the drive and select format.
linuxman008 said:
Or, you know, just right click the drive and select format.
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Click to collapse
Lol +1
Evo SHIFT
linuxman008 said:
Or, you know, just right click the drive and select format.
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Click to collapse
Enraged21 said:
Originally Posted by linuxman008
Or, you know, just right click the drive and select format.
Lol +1
Evo SHIFT
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Click to collapse
Yes that works. But it also sometimes does not format the entire card . Such as in the case of an sd ext partitoned card.
Anyone know how to remove the partitions? Like get it back to the factory partitions?
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I guess this card is just going to get put away, the computer won't read it to format it, that's the problem.
If I try to right click the drive, it says not responding the Explorer crashes and restart.
I'm pretty sure I said that in the op.
EVO Shift and XDA app
Did you try a different SD Card adapter?
prboy1969 said:
Did you try a different SD Card adapter?
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Click to collapse
No. I did try it in another phone, an Evo. I did boot, but said the SD card was damaged and it needed to be formatted.
EVO Shift and XDA app
I tried running chkdsk on it, it also froze up the cmd window.
EVO Shift and XDA app
Well if you can get the SD Card to show in another phone. Place the SD Card into the other phone, boot into recovery and format it from there.
It won't mount or anything in the other phone.
I let the chkdsk run for a while, it finally said it cannot read RAW files.
I found a utility that is supposed to fix this error, I have yet to try it though.
EVO Shift and XDA app
Well the card might actually be dead then. I would still try and see if you can format it some way. BUt from what your describing it might be done.
What rom were you using. I went throught 2 8gig card recently because of this in a really short span of time. I think it might have to do with the card getting partitioned in a way where part of the card isn't readily read anymore
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I'm using an old Rom. It's nfx stock v2.0.
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