NC Rooted running Cm7.1 can't read SD card - Nook Color Q&A, Help & Troubleshooting

The other night I got a NC with 3.1 and decided to root it and flash cm7 onto it. This all was going fine until after the rom flashed and I booted up the device I have micro SDCard 2GB in the NC and it isn't able to read the SD card it says I need to put one in. Every time I go to download something off the browser it says I need an SD card to download this so and so file. I used my phone SD card in the NC to see if that will work and same problem persists. I have .apk files on my SD card I would like to run on the NC but can't get them off the SD card. This NC belongs to my brother who I was trying to help out by rooting and putting cm7 on it for him but now there's really nothing he can do with it any and all help is welcome. If someone knows how to fix this please tell me. (When I plug it into the computer it still can't read the files on the NC. Even if I mount SD card or USB storage through recovery) please help
Sent from my Xoom using xda premium

Try plugging in the SD card by itself to your PC to see if it got corrupted, and if it hasn't you can transfer your files, format it and give it another go. I hope that helps.

Yep. Sounds like a card corruption problem. I had one. Reformat was the only solution. Be prepared to sacrifice your apks. And always drop spare copies onto your computer, just in case.

Related

SD card format auto-eject?

I have a plain "vanilla" version of cupcake and i would like to get rosie, but i have to root my G1. The only problem is when i try to format my SD card, it automatically dismounts, or ejects it from my computer, then i mount it and try it again... and the process continues, so i came here. Anyone had this problem and/or know how to fix it?
yeah thats happening to mine right now too
but my sd card is mucked up i think
Do you have a sdcard reader and an adapter for your micro sd
if so you can plug it in and do the same process plus its more safer to do it that way
no, sadly, I do not have an SD card reader. But I am about to buy an 8GB SDHC card with a reader, so I should be able to root soon .
I know this is an old thread but I'm trying to go through the formatting process and am getting the same issue; the card automatically dismounts when I right click and select Format. I'm trying to downgrade and I found the DREAIMG.nbh file to use but when I try to run it without formatting, it's unsuccessful. Any ideas of what I could try?

[Q] NC boots into stock BN software instead of CM7

I am trying to get CM7 to boot on my NC with an sd card, using these instructions:
http://forum.xda-developers.com/showthread.php?t=1000957
I get as far as this part
"shutdown your nook and take the SD card out, insert it into your computer.
Copy the gapps-... file to the SD card on the first partition (titled boot) without changing the file name".
When I take the card out of my NC and put it back in my laptop to install market and gapps, it says it needs to be formatted before I can use it. The files that were on it before (the installer image and the nightly build) seem to have been deleted from the card by my nook. Any suggestions?
Remove then reinsert a few more times, if still persists, try to use a usb-sd adapter.
Just to confirm, when you inserted the card with the nightly build into the NC and powered on, you did see messages saying it was installing CM7, correct?
Were you then able to boot into CM7 and set up Wi-Fi before removing the card to copy over gapps?
If the above are not the case, it's very likely your laptop never properly wrote the image to the card in the first place. Even if you did everything right, many people report difficulty with the all-in-1 card readers on their laptops, and need a separate USB reader.
Some things you may not have done right:
Did you unzip the compressed .gz archive of the disk image?
Did you write the resulting .img file to the SD card using a program such as WinImage?
I'm assuming you're using a Windows machine. If not, let us know what OS you're using and what steps you took to write the image, and what results you got when inserting the card in the NC.
Thank you for your replies, but I figured it out. My laptop wasn't recognizing my sd card after I took it out of my nook, but when I put the card in my droid, it saw that the files were there. I added the apps file using my phone and when I went to install them on the nook it worked. Took me five hours to figure this all out but I finally got it. Thanks again.

CWM wont show SD card contents...

So I rooted this stupid tablet and put the custom acer recovery app or whatever it is on it. Installed the proper CWM, and when I boot into recovery and try into install zip from SD card all it shows is "Lost.dir". Nothing else. What am I doing wrong?? The ROM/Kernel I want are on the root of my sd card, why isn't it showing up?
Because the tablet isn't stupid it knows exactly where the files should go but you didn't put them there? You just put your files into a wrong directory namely your internal storage.
/sdcard/ = internal storage which isn't used by CWM
/mnt/external_sd/ = SD card which is accessed by CWM
EDIT:
And in case you're looking for USB... The tablet mounts it under /mnt/usb_storage
bpivk said:
Because the tablet isn't stupid it knows exactly where the files should go but you didn't put them there? You just put your files into a wrong directory namely your internal storage.
/sdcard/ = internal storage which isn't used by CWM
/mnt/external_sd/ = SD card which is accessed by CWM
EDIT:
And in case you're looking for USB... The tablet mounts it under /mnt/usb_storage
Click to expand...
Click to collapse
Files can also be put on a USB flash drive and CWM will see them there also
Sent from my A500 using XDA Premium App
Some SD cards can not be seen bybrecovery.try formatting your card on another android device or a format utility from your PC.use fat file system.if still no luck try a fifteenth SD card
Goodluck
FAT, FAT32, external sd, usb drive, no matter where I put it, or what i do doesn't show it.
I give up.
joe3681 said:
FAT, FAT32, external sd, usb drive, no matter where I put it, or what i do doesn't show it.
I give up.
Click to expand...
Click to collapse
Take your time and have patience. I know the feeling. How are you transferring the data to the micro SD card? Can you use a file manager app to access the card, /mnt/external_sd?
Sent from my HoneyVillain 1.1 HC3.2 using Tapatalk
Again over and over ..try another SD card maybe two this is a very common issue.very common
Try diffrent SD cards if you have not
Or use a USB drive and flash from there. I do it all the time if I'm to lazy to copy the files to my SD card.
I am also stumped with the the acer reading the micro sd card. I am able to see it using root explorer. However, I cant see it when it is connected to my computer. I had to place my sd card in my galaxy tab in order to transfer files to it, and then place it in the iconia. That appeared to be the only way to put the rom on the root of my sd card. I want to save my stock back up to my computer in case I damage my sd card, but there seems to be no way to do it with out removing the card and placing it in another device. Am I missing something? Dont want to start another thread, so I'm asking here because it looks like it's been seen by other users.
dxwilliams40 said:
I am also stumped with the the acer reading the micro sd card. I am able to see it using root explorer. However, I cant see it when it is connected to my computer. I had to place my sd card in my galaxy tab in order to transfer files to it, and then place it in the iconia. That appeared to be the only way to put the rom on the root of my sd card. I want to save my stock back up to my computer in case I damage my sd card, but there seems to be no way to do it with out removing the card and placing it in another device. Am I missing something? Dont want to start another thread, so I'm asking here because it looks like it's been seen by other users.
Click to expand...
Click to collapse
FYI ( just in case ) !!!
When fully booted... SD CARD is the internal storage... and the physical card is shown as EXTERNAL SD CARD !
When at CWM recovery... SD CARD is the real physical card !
again KNOWN ISSUE
dxwilliams40 said:
I am also stumped with the the acer reading the micro sd card. I am able to see it using root explorer. However, I cant see it when it is connected to my computer. I had to place my sd card in my galaxy tab in order to transfer files to it, and then place it in the iconia. That appeared to be the only way to put the rom on the root of my sd card. I want to save my stock back up to my computer in case I damage my sd card, but there seems to be no way to do it with out removing the card and placing it in another device. Am I missing something? Dont want to start another thread, so I'm asking here because it looks like it's been seen by other users.
Click to expand...
Click to collapse
This Is a flaw.well if its actually a flow its a honeycomb issue.nothing you can do to fix this.unless I have missed it recently
its talked about alot on this forum.
No problem here but I am running the rom listed below. I see it on the tab and when I plug it in the computer. Everything works.
Sent from my Acer Iconia A500 running HoneyVillain 1.1 HC 3.2 for A501, OC'd 1.5GHz

[q] urgent help needed!!

Ok, I have CWM and I can access it. I cannot read from my External SD Card to install a rom. I can access my Internal SD but I do not have a rom in there.
I cannot boot into the previous ROM since I erased everything and when restarting I get boot loops. I need the tablet to get back to work tomorrow.
Any help would be greatly apreciated.
I have a ROM downloaded in my PC but when I connect the A500 to the PC (via USB) I cannot mount it to copy it there and flash.
HELP please!!!
What version of CWM do you have. I think the new one can install ROM from USB drive. Also try reformatting the SD card in a PC in FAT32, some time its just that and some time tablet is picky what SD card it can read and what it cant.
shin lucifer said:
What version of CWM do you have. I think the new one can install ROM from USB drive. Also try reformatting the SD card in a PC in FAT32, some time its just that and some time tablet is picky what SD card it can read and what it cant.
Click to expand...
Click to collapse
I was able to put the SD Card from my phone and flashed the new rom. The tablet is sill not recognizing the SD Card though. I put it on my PC and it wont detect it (cant format it that way). I put it on my printer and I am able to read from it but I cannot format it. It tells me that is right protected.
I need to find another way of formatting it.
Thanks for your help.
I suggest you get a new sd card. Clearly the one you're trying to use is not working.
I'm not even sure if you can "write protect" an SD. Maybe something on the micro SD adapter perhaps (switch)? Or an option in Windows Explorer (check the sd's "properties". If it says "write protected", then turn it off.

[Q] Issues with SD Card not mounting on CM10

Hi guys, long time reader and first time poster here with a question. I apologize in advance if this has been asked and answered, but I have searched throughout the nook forums and have not found a solution yet to my problem and any help is greatly appreciated.
I have been wanting to use CM10 as my daily driver on my nook for awhile now, however everytime I flash the ROM and get things set up, I run into an issue where the ROM does not consider my SD card to be mounted. I have adjusted the settings to be set to Mass USB Storage as one person suggested in the development thread, I have formatted it numerous times to try to see if that was causing the issue, and so far nothing has worked.
I know that the SD card that is in my nook is good as it shows up in ICS without any problems. Does anyone else have any idea on what I could try to get the SD card to mount properly in CM10?
Thanks again for any help, and many apologies if this is answered in another thread.
Shinryuu said:
Hi guys, long time reader and first time poster here with a question. I apologize in advance if this has been asked and answered, but I have searched throughout the nook forums and have not found a solution yet to my problem and any help is greatly appreciated.
I have been wanting to use CM10 as my daily driver on my nook for awhile now, however everytime I flash the ROM and get things set up, I run into an issue where the ROM does not consider my SD card to be mounted. I have adjusted the settings to be set to Mass USB Storage as one person suggested in the development thread, I have formatted it numerous times to try to see if that was causing the issue, and so far nothing has worked.
I know that the SD card that is in my nook is good as it shows up in ICS without any problems. Does anyone else have any idea on what I could try to get the SD card to mount properly in CM10?
Thanks again for any help, and many apologies if this is answered in another thread.
Click to expand...
Click to collapse
When you say mounted, you mean you cannot see it under storage devices within CM10? It does not show up in your file manager? That USB mass storage setting is just for seeing on your PC when you plug the USB cable in. It has nothing to do with seeing the card in CM10. And you tried formatting several times you said. How did you format it? In the PC with windows? You need to try SDFormatter which is a free windows program on the web. Other users have said that that makes them show up on the Nook. When the nook first starts up, it tries to read the SD and scan it, if it can't, it won't mount it. There could be something very simple wrong with the card that the nook sees and your PC does not.
Sent from my Nook HD+ using Tapatalk
Leap,
I have to apologize, I used the wrong terminology in my original post. It seems that the issue I am having is with the SD card being stuck in RO mode and not being able to write to it from CM10. Anything that I have tried to download via the Play Store fails to install with an error saying that it could not install to USB Storage or SD Card. I have formatted the card via Windows, CWM, and using the SDFormatter program to no avail. I have also tried to fix permissions via CWM and Rom Manager and that has not resulted in resolving the issue that I seem to be having. I love the speed at which CM10 runs, and if I can get the SD Card to be RW it would easily replace the ICS build that I've been using forever now, I just don't know what else I can try to get the card to be RW while running CM10.
Shinryuu said:
Leap,
I have to apologize, I used the wrong terminology in my original post. It seems that the issue I am having is with the SD card being stuck in RO mode and not being able to write to it from CM10. Anything that I have tried to download via the Play Store fails to install with an error saying that it could not install to USB Storage or SD Card. I have formatted the card via Windows, CWM, and using the SDFormatter program to no avail. I have also tried to fix permissions via CWM and Rom Manager and that has not resulted in resolving the issue that I seem to be having. I love the speed at which CM10 runs, and if I can get the SD Card to be RW it would easily replace the ICS build that I've been using forever now, I just don't know what else I can try to get the card to be RW while running CM10.
Click to expand...
Click to collapse
The problem is CM10 is very finicky about the format on the card. If it does not like it, it mounts it read only. Look for SDFormatter on the web and format with that. Should fix it.
Edit, I just reread and said you tried that. That should have fixed it. Do it again but turn off quick format.
Sent from my Nook HD+ using Tapatalk
Leap,
Thank you for all the help you've provided, however it doesn't seem that doing a long format with overwrite in SD Formatter got it to work. I'm going to retreat back to ICS for now.
Shinryuu said:
Leap,
Thank you for all the help you've provided, however it doesn't seem that doing a long format with overwrite in SD Formatter got it to work. I'm going to retreat back to ICS for now.
Click to expand...
Click to collapse
Just a question, after you format the card, do you move any files in it? I had the same exact problem and it must have been a defective file in my titanium backup folder because I had no problem using the same sd when I synch'd titanium via dropbox.
I installed the 19/11 nightly and it is better than anything I ever run on nook. even CM7
Tschumi,
After I finish formatting it via SD Formatter, I place it back into the nook completely blank and reboot the nook. After that, I try to download anything from the play store that requires SD install and it fails to install.
Shinryuu said:
Tschumi,
After I finish formatting it via SD Formatter, I place it back into the nook completely blank and reboot the nook. After that, I try to download anything from the play store that requires SD install and it fails to install.
Click to expand...
Click to collapse
Use ROM Manager and select "Format SD card" which will allow apps to install. Nook will reboot into CWM and begin formatting SD card. Be FOREWARNED! You will lose anything you have stored on the SD card so make a backup and trasnsfer to your PC or somewhere you can later retrieve.
Ok so here's an update on this issue for me. It appears that no matter how many times I used SD Formatter to format my 16Gb micro sd card, it would not be recognized by CM10. I grabbed an old 8Gb micro SD card and threw it in my nook and it worked perfectly, so it appears that there's an underlying issue with the card itself that was causing the problems. Thanks to everyone for the tips and advice on how to fix this issue for me. I appreciate it.
Same issue here
Shinryuu said:
Ok so here's an update on this issue for me. It appears that no matter how many times I used SD Formatter to format my 16Gb micro sd card, it would not be recognized by CM10. I grabbed an old 8Gb micro SD card and threw it in my nook and it worked perfectly, so it appears that there's an underlying issue with the card itself that was causing the problems. Thanks to everyone for the tips and advice on how to fix this issue for me. I appreciate it.
Click to expand...
Click to collapse
I am having the same issue with my 16GB Patriot microSD card. The card is recognized, but always displays as full (26GB used) in the settings menu. I have reformatted numerous times to no avail. I have an old 4GB card in there now with no issues.
danman6126 said:
I am having the same issue with my 16GB Patriot microSD card. The card is recognized, but always displays as full (26GB used) in the settings menu. I have reformatted numerous times to no avail. I have an old 4GB card in there now with no issues.
Click to expand...
Click to collapse
It is that Patriot brand and CM10. CM10 is very finicky about sdcards. If it does not like how one performs, it changes it to read only. You can try formatting the card with SDFormatter, which you can get free on the web. That may help, but it may not.
Sent from my Nook HD+ running CM10.1 on Hybrid SD

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