Can't Read SD Card/or Mount *S*O*S - G1 Q&A, Help & Troubleshooting

Dropped g1 in bath tub. Immediately pulled Battery etc... Left in Zip lock bag with rice and turned on phone 1 day later.
Before phone went swimming I was running Modaco 1.5 ROM
Powered on phone and and it would not "boot" up. Just show G1 logo and than blank screen.
Went to recovery mode and found out keyboard was not working.
Disassembled phone and wiped keypad with Isopropyl/Alcohol
Fixed keyboard.
Went into Recovery Mode Cyn Mod 1.4 +JF
I thought I could flash it and it does not want to mount.
Lol..I hate to trouble anyone I usually kind find out how to fix my problem via the "Google"
This is the first time I have ever needed help via asking for it. gracias
when I type “mount sdcard” is displays “mount: mounting /dev/block/mmcblkop1 on /sdcard failed: No such file or directory”
I know its not the Sd Card because I have 2 g1's and several Mic SD's
Is the MicroSD hardware trashed? Is there a way to check to see if it can read the Sd card in "console mode"?
Appreciate any feedback and direction. Thanks a lot.
TtownLarry
Is

you can see if it will mount the sdcard to your computer in recovery by typing
Code:
ums_enable
to mount and
Code:
ums_disable
to unmount.
that way you can see if your computer can read it.

try plugging your g1 into your pc, boot into recovery, go into recovery console and type ums_enable to see if your g1 mounts your micro sd card to your pc. If it does then that might be good news that your g1 micro sd hardware actually is able to mount and unmount your micro sd. If your micro sd mounts you pc via the ums_enable command and you copy new files to micro sd from your pc, then unmount your micro sd by entering ums_disable, then enter reboot recovery, in recovery menu go flash any update to see if your roms show up

TY
Thanks appreciate the help folks. Must have gotten fried.

Related

Remounting SD card

Hi there,
Anyone know a way to remount the sd card after it has been unmounted. I find the sd card becomes unmounted sometimes and other times I accidentally unmound the sd card in the settings. However I can't find anyway to remount the sd card other than resetting the phone. I was thinking that perhaps theres a command I can use in the terminal, perhaps someone more knowledgeable of linux could help me with this one. Cheers.
Alan
the command
mount sdcard
lets you access the sdcard through adb and Terminal if thats what you're after? From there you can just cd sdcard and do what you want.
using this still shows your sdcard as unavailable in settings though, and you still can't listen to music/view pictures.
edit: after using this on my phone i needed to actually turn the phone off and back on again to get the sdcard working. maybe not the best thing to use. ><
no its not terminal access of the sd car i was looking for. Occasionally I open an application on the phone and find the sd card is inaccessible because its been unmounted. I wasnted to find a quick way of remounting it so the phone sees it as available, without restarting the phone.
make sure your cover is all the way closed. That solved my unmounting problem.
Remounting SD Card
If you have it connected to your computer via USB, just drop down the system status bar at the top of the page and select the USB item. This will pop a message that gives you the option to "Mount" or "Don't Mount" your SD card.
hurricaneflossie said:
if you have it connected to your computer via usb, just drop down the system status bar at the top of the page and select the usb item. This will pop a message that gives you the option to "mount" or "don't mount" your sd card.
Click to expand...
Click to collapse
omg look at the date?

Possible to Unmount SD card?

Hi all.
Is it possible to unmount and remove an SD card when using CM v4.0.2 with a partitioned SD card, and CM v4.0.2 is running A2SD, while the phone is on? I just can't seem to figure it out. The unmount button is "greyed out".
If so, please let me know how.
Thank you.
i have the exact same problem....my pc wont even recognize the phone anymore....i'm trying to get the usb pop up on the phones notifications n nuttin happens
As I am tinkering, I think it has to do with the A2SD that the rom supports.
Obviously we cant be removing a card that the system is using.
I can still mount when I plug into my PC, but most/if not all(haven't tested all) the apps wont run, I get a "Please Check Your SD card" message.
I would just like to hear from someone more experienced than me(newb) to back up what I am thinking to be true.
Thanks
It's kinda weird, you can't unmount the card because you'll have issues, but on linux it mounts ext too, so you can modify the contents while the phone is running. Although whenever I've tried it's caused loops ><
@Teflon - Try using usb mode in recovery: go to the console and type to mount "ums_enable" and "ums_disable" to unmount.
Hi!
I would like to be able to remove the SD card from my phone.
I can't do it right now b/c I have Apps on SD configuration.
Is it possible to kill all running applications and to unmount the SD card?
I don't see any reason why not, but has anyone tried it already?
Thanks
The safest method imho would be to 'power off' the phone, remove card, boot phone. Cumbersome - maybe - but it's a trade-off with the excellent App2Sd.
I believe it is swap that is not allowing you to unmount/ mount to the computer, try disabling swapper and then try or download and burn an ubuntu live cd and use that to acess it, I can make changes to my ext3 partion while it is mounted in ubuntu. But I never had a problem mounting untill I started using swap which I would have to turn off to mount
Born, must of us have our dalvik-cache running off our ext partion so even if you killed all apps you could still corrupt your card

CyanogenMod SD Problem(s)

I'm using multiple partitions and Apps2SD. First I can't unmount my SD card to eject it because that option in "settings" is grayed.
Plus when I "Mount" the card via USB through the phone, the connection lasts < 1 minute before the phone does something (glitch?) and the computer reports that the "USB device was disconnected" or something and the phone remounts it for itself.
I'm using an ext2 and fat partitions. At first I thought that the swap partition was what kept me from ejecting so I reformatted for just the two partitions. If I go back to the 3 partition scheme, will I be able to unmount and eject the card, or mount via USB?
as for getting the computer to see the card.
Plug your phone in, don't mount sd.
Stop the device by right clicking the icon by the clock.
Unplug the phone.
Plug the phone back in and mount the sd.
should be ok.
not sure about unmounting it from the phone, I use swap, always have so I have no idea.
So there is no way to unmount the SD card?
for the first problem it sounds like when you reformatted your phone, you did it from your computer rather than the phone. (i did this once and that same problem happened). to fix you must reformat the card properly.
and the 2nd problem, it sounds like your using older an usb port. u need usb2.0 to hook the G1 into
SRT102JZ said:
for the first problem it sounds like when you reformatted your phone, you did it from your computer rather than the phone. (i did this once and that same problem happened). to fix you must reformat the card properly.
Click to expand...
Click to collapse
No. I used sdparted to perform my partitioning.

SD card Blank or has unsupported filesystem.

hello every one,
today i had fased a strange prob. which i want to share with u all.
i am having google nexus 1 with cynogenmod 7 installed.
and having sandisk 8gb microsd card. and suddenly today morning it says that "SD card Blank or has unsupported filesystem." i took out my card and mount on my computer and take the entire backup of the data and format it. and incert it but still having the same prob. nothing happen, then i search on net i found on other threads that download the sd card formater and try it. i also tried the same but nothing happen, then on other thread it was mention that try to run chkdsk on computer, with /x comment.. i also done same but still prob. is same.
i am having 3 more micro sd cards of different brands and of different size i also tried them but giving same prob.
nothing happening.
i also open the terminal emulition in my phone and type the commmand mount -a but it says that /etc/fstab not exist.
tell me what i do ? even i am not able to do anything ...
Wow--that is tough to figure out and i am not good at this level of TS.
Sounds like you lost the mount point. It is in etc/fstab
Do you have a backup rom on pc that you can extract etc/fstab from or can you install that rom thru adb with no sd card--
http://www.addictivetips.com/mobile/how-to-install-a-rom-to-an-android-phone-device-without-sd-card/
Can you mount card thru adb--
adb shell
mount /sdcard
exit
Did you use full ersase on and size adj on when you formatted card.
Can you format and partition card outside of phone.
Also, when formatting and wiping for flashing new rom you may want to get Temasek's Format zips that include boot and system wipes.
http://www.mediafire.com/?bxfijcp6f6bf1me#1
Someone will have a better and more accurate answer soon--
Ken

Clarify directions to flash Ota via update. Zip

Stock zv6 trying to get to zv9
I've read and searched so many posts and all seem to have copied the same post directions to flash an update.zip but none seem to explain the steps in much detail. The directions say to download the Ota zip and put it on an SD card that is formatted with the ext4 file structure. Then I am supposed to get into download mode and select install from SD. I have formatted a micro SD card to ext4 but the LG g4 does not mount it. I read in another thread that maybe there need to be 2 partitions but the directions don't say anything about that.
So I have the update.zip and an SD card formatted in ext4 but no way to get the zip onto the SD card or confidence that, when I get to download mode, the phone would even see the SD card. I can't drag and drop using a computer because the computer doesn't recognize the SD card and the phone like I said, won't mount it. What am I missing? The other directions use adb but I've not done that before. This is my first LG phone
Thank you for your help
thehoffaman2 said:
Stock zv6 trying to get to zv9
I've read and searched so many posts and all seem to have copied the same post directions to flash an update.zip but none seem to explain the steps in much detail. The directions say to download the Ota zip and put it on an SD card that is formatted with the ext4 file structure. Then I am supposed to get into download mode and select install from SD. I have formatted a micro SD card to ext4 but the LG g4 does not mount it. I read in another thread that maybe there need to be 2 partitions but the directions don't say anything about that.
So I have the update.zip and an SD card formatted in ext4 but no way to get the zip onto the SD card or confidence that, when I get to download mode, the phone would even see the SD card. I can't drag and drop using a computer because the computer doesn't recognize the SD card and the phone like I said, won't mount it. What am I missing? The other directions use adb but I've not done that before. This is my first LG phone
Thank you for your help
Click to expand...
Click to collapse
Okay the first thing you should do is leave your phone on in normal mode as in when you normally plug it in like let it up boot up normally then connect it to your pc. If youu have a lock unlock it and then go to my computer then lg g4 would be on there. Double click it then drag and drop iit onto sd card. / After that you can disconnect and boot into recovery mode. To do that, power it down and then hold down the power and down button until the recovery mode shows up. Use the volume up and down to move across the selection and use the power button to select and select apply update from external sd card or something like that then you can select it from your sd card.
Does the SD card not need to be formatted as ext4? If the card is formatted ext4, the LG g4 doesn't mount the card and the computer doesn't see the SD card either. When I connect to the computer, all I see is internal storage. I have cards formatted as exfat which mount and I can use as normal with my pc but these directions specify ext4. I'm stuck at the ext4 formatted SD card not being mountable.
Josh
Awesomeslayerg said:
Okay the first thing you should do is leave your phone on in normal mode as in when you normally plug it in like let it up boot up normally then connect it to your pc. If youu have a lock unlock it and then go to my computer then lg g4 would be on there. Double click it then drag and drop iit onto sd card. / After that you can disconnect and boot into recovery mode. To do that, power it down and then hold down the power and down button until the recovery mode shows up. Use the volume up and down to move across the selection and use the power button to select and select apply update from external sd card or something like that then you can select it from your sd card.
Click to expand...
Click to collapse
yeah, that works up until i try to find the fild on the SD card.... it won't mount the SD card in recovery mode.
The ex sd card will not mount for you to update in recovery if you look closely it says something like cannot mount E:/. You will have to use ADB and side load it.
oneformula said:
yeah, that works up until i try to find the fild on the SD card.... it won't mount the SD card in recovery mode.
Click to expand...
Click to collapse
I had the same issue. My new microSD was formatted exFAT. I put the update zip on an older microSD formatted FAT32 and it worked just fine.
Sonkway said:
I had the same issue. My new microSD was formatted exFAT. I put the update zip on an older microSD formatted FAT32 and it worked just fine.
Click to expand...
Click to collapse
thanks! FAT32 did the trick! (i think.... still upgrading, but looks good so far)
i did it! i loaded the OTA ZIP and got it to work.
oddly, all the native/LG ringtones and alert tones are gone. odd... i wonder how i get those back...
Guess I'll try to reformat to fat32... I wonder why these posts specify ext4 when it doesn't seem to work or other formats work.
Thanks for the help!
Strange, my LG tones are still there. Might want to try a factory reset or something.
I've run into an issue where my gallery cannot find the pictures in folder my edited photos save to on my sd .../Android/data/com.google.android.apps.plus/files/Pictures/

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