USB Storage - Nexus S Q&A, Help & Troubleshooting

Need some help, I wiped USB Storage and now cannot get anything put onto External Memory and the Mount USB Storage option is greyed out. Any ideas please. Sure am missing something?

Haizum74 said:
Need some help, I wiped USB Storage and now cannot get anything put onto External Memory and the Mount USB Storage option is greyed out. Any ideas please. Sure am missing something?
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I lost my USB connectivity when I manually installed 2.3.4. Is that what you did that caused this problem?

jrocka01 said:
I lost my USB connectivity when I manually installed 2.3.4. Is that what you did that caused this problem?
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Click to collapse
Yeh I installed one of the 2.3.4 Roms (du5t3r's) and before that wiped all data going into Storage menu. I managed to get it back by going into recovery, mounting , unmounting and then rebooting BUT it did it again when I rebooted (testing it). Just shut down, removed battery and its back. Weird. A few apps are giving me errors by saying there isnt any storage. Did you manage a fix for it?

Anyone else experiencing this?

Related

[Q] USB Mass storage mode not working after root

After the root procedure I don't seem to have any ability to use USB Mass storage.
Windows reports it as an empty drive, linux will show the device as connecting and assigns it a /dev/sdx device, but when you attempt to mount or fdisk, it reports no medium.
Any one else having similar issues?
I could always try a reset to factory defaults after unrooting, but I really don't see what rooting could have done.
I used the manual method and had to run zerg several times, however beyond that no other files where modified.
I've already reverted /data/local.prop to stock, no help.
Any one have any other insights?
I had to uninstall motohelper to get USB mass storage working.
Sent from my MB865
thekurrgan said:
After the root procedure I don't seem to have any ability to use USB Mass storage.
Windows reports it as an empty drive, linux will show the device as connecting and assigns it a /dev/sdx device, but when you attempt to mount or fdisk, it reports no medium.
Any one else having similar issues?
I could always try a reset to factory defaults after unrooting, but I really don't see what rooting could have done.
I used the manual method and had to run zerg several times, however beyond that no other files where modified.
I've already reverted /data/local.prop to stock, no help.
Any one have any other insights?
Click to expand...
Click to collapse
When you take a picture, does it save to your sdcard? Sounds completely unrelated huh? Well, this phone seems to have an issue with the sdcard randomly becoming read only. I have had that issue multiple times now and usually it's solved by restarting the phone. Well, I seen your issue today and didn't remember if I had tried to use it as mass storage since rooting it so I tried....no luck. Took a pic, it looked like it saved, didn't get any error, but could not find the pic in my gallery. Then I tried to take a screenshot and got the read only error. So I just took my sdcard out and made a copy of it to my pc, put it back in and rebooted my phone, it's all good now, imagine that. Needless to say, i'm backing up all my apps right now before doing anything else. Then gonna backup my contacts too.
motohelper... Sounds like a stock app...
did you just rm the apk?
thekurrgan said:
motohelper... Sounds like a stock app...
did you just rm the apk?
Click to expand...
Click to collapse
No.motohelper was a bs program that got installed to my PC when I downloaded and installed the driver pack from Motorola. Until
I uninstalled it I couldn't get USB mass storage to work.phone portal would,but not storage.
Sent from my MB865
mtnlion said:
I had to uninstall motohelper to get USB mass storage working.
Sent from my MB865
Click to expand...
Click to collapse
I had to reinstall all the drivers through motohelper to get it to work as well =/
No problems now though~
I was able to get my sdcard recognized again but still could not use it as mass storage device, never had a problem with this before root. Did factory reset and all is well.
There is no possible way root caused the issue at all. It stopped working for me once I installed moto drivers, but shows the device with mass storage under it in usb portal mode.
koriflame said:
There is no possible way root caused the issue at all. It stopped working for me once I installed moto drivers, but shows the device with mass storage under it in usb portal mode.
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Click to collapse
Well then it's one hell of a coincidence! Before root, w/motodrivers, worked fine, after root w/motodrivers, didn't work, after unrooting, w/motordrivers, works again.
Same thing happened with my phone. Actually now returned because of all the issues I kept having hardware wise and wound up going and getting the HTC Vivid. So if any of yall switch I will see you when a Forum is made for this device.
916x10 said:
Well then it's one hell of a coincidence! Before root, w/motodrivers, worked fine, after root w/motodrivers, didn't work, after unrooting, w/motordrivers, works again.
Click to expand...
Click to collapse
Did you see my other post about /mount/secure corruption? I have a fully working rooted mountable phone.
Sent from my MB865
malickie said:
Same thing happened with my phone. Actually now returned because of all the issues I kept having hardware wise and wound up going and getting the HTC Vivid. So if any of yall switch I will see you when a Forum is made for this device.
Click to expand...
Click to collapse
I have until the 24th of this month to decide if I want to keep this phone or not. I unrooted yesterday, will see how it goes this week. I'm not trying to pay big money for a phone right now so we'll see how it plays out.
OK I give up. The problem is intermittent. I'm going to do a log cat next time cause I'm getting about irritated. SOme times it works fine some times not. I've not unrooted or changed anything since the initial problem.
The only thing I can possibly thing is that some of the commands installed by busybox is screwing up the works.
Short of that nothing REALLY changes that could affect the operation of the phone.
What doesn't bare that idea out however is the fact that it EVER works.
**STUMPED**
It does the exact same thing on a completely unmodified phone. Therefore, it's nothing you did to it that's cause the problem.
I have the same thing on mine but it was something with the format of the card.
I flipped it to windows media sync mode then backed up the card and after the backup I unmounted the card and let the atrix format it.
I had the card in a atrix 1 before I put it in the atrix 2 so I do not know if this is the case or not.
This has now been working with out a problem for 4 days now
Same thing happened to my phone, I never rooted it.
Confirmed user error.
seraphielx said:
I have the same thing on mine but it was something with the format of the card.
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Click to collapse
Thank you seraphielx! Shortly before finding this thead, I'd noticed that I had a rather large number of files in the LOST.DIR on my SDcard. Which coincided with the seemingly random disappearance of some of the apps I'd moved there. And when I pulled the SDcard to back it up on my PC, there were nearly 600mb worth of files in the LOST.DIR. Most of which were photos, plus (I think) some apps. Thank God I make regular backups!
I believe the problem, at least in my case, has to do with the fact that I could pull the SDcard without first pulling the battery; which I did when I swapped the stock 2gb card for my 32gb card right after I bought the phone. Thus corrupting many files, and probably the file system on the card as well.
After backing up what remained of my storage files, I tried to format the SDcard in the Atrix2, but It wouldn't let me select the option to format, and neither could I unmount the SDcard. So I powered down the phone, pulled the card and formatted it from my PC. Poped it back in the phone, powered up, and was then able to format it with the Atrix2. Since then I've had no issues with accessing usb mass storage, nor with disappearing apps and photos.
Thanx again for the assistance!
For me sometimes it takes a few minutes before I can access sdcard from PC.
Usually it works instantly after phone reboot while not plugged in pc, then it takes ages...
seeker9 said:
After backing up what remained of my storage files, I tried to format the SDcard in the Atrix2, but It wouldn't let me select the option to format, and neither could I unmount the SDcard. So I powered down the phone, pulled the card and formatted it from my PC. Poped it back in the phone, powered up, and was then able to format it with the Atrix2. Since then I've had no issues with accessing usb mass storage, nor with disappearing apps and photos.
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Click to collapse
Update: OK, I can't unmount my SDcard, again. Which, of course, means I can't access usb mass storage anymore. The only I've changes made since my last post were to install some apps and change some status bar icons via Rom Toolbox, and I can't believe that has anything with the issue.
If I do a factory reset, will I need to root again?
If you have any apps installed on your SD card you will continue to have problems.

Problem with ClockworkMod Recovery v3.0.2.4 (USB Not Recognnized)

I wiped and cleared everything (cache, SD Card...) from the settings in order to install the new Ice Cream rom which I got working but then wanted to clean everything up. So obviously after doing the formats, it also wiped the zip (icecream). I can access clock work recovery, but it doesn't recognize my USB at all, same machine and cable is fine. I am trying to do it as a USB Mass Storage device but still it cannot recognize it. Any help would me much appreciated.
namsu55 said:
I wiped and cleared everything (cache, SD Card...) from the settings in order to install the new Ice Cream rom which I got working but then wanted to clean everything up. So obviously after doing the formats, it also wiped the zip (icecream). I can access clock work recovery, but it doesn't recognize my USB at all, same machine and cable is fine. I am trying to do it as a USB Mass Storage device but still it cannot recognize it. Any help would me much appreciated.
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Click to collapse
I'm not sure if you mean SD storage and not USB but you should have never formatted your SD storage.
In clockworkmod recovery there is an option to mount the SD storage. Make sure its mounted and then try activating the USB storage again. This should give you the ability to add a ROM zip file on the SD storage so you can flash it.
Thanks for the reply. Basically I am in clockwork recovery mode, I mount the SDCARD, then I go and select the option "mount USB storage". Sometimes I find that it finds Android 1.0 and I see the I: come up but then goes away quite quickly. But most of the time it comes up as unrecognized.
Now I have 2 cables, both which charge the phone fine. I have used one on a BlackBerry and remember it does the job of connecting as a data connection fine. Also have tried my XP laptop, same result.
My feeling is that it may possibly be the actual USB port on the phone that is the problem but I am unsure in this. It never failed to connect when the phone was working properly (in an actual OS).
You should update your CWM... 5.0.2.0 is the latest version.
But anyway, you don't need to mount SD card then mount USB storage. Only need to do the latest. Once you do this, unplug and replug the phone, the drive should pop up.
polobunny said:
You should update your CWM... 5.0.2.0 is the latest version.
But anyway, you don't need to mount SD card then mount USB storage. Only need to do the latest. Once you do this, unplug and replug the phone, the drive should pop up.
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Click to collapse
When I go into clock work recovery it says USB device Unrecognized. Problem is I don't have anything on the SD I have the ROM on my computer. Whether I go to the mount USB storage menu or not. Unsure what to do?
namsu55 said:
When I go into clock work recovery it says USB device Unrecognized. Problem is I don't have anything on the SD I have the ROM on my computer. Whether I go to the mount USB storage menu or not. Unsure what to do?
Click to expand...
Click to collapse
I imagine you don't have a working adb setup on your computer to update CWM, right?
Boot into CWM with phone plugged in. Go to mount USB storage. If your "SD" isn't recognized, still on that screen, unplug and replug phone. It should get detected then.
Tried this several times keep getting Unknown Device. I installed the SDK with Google Drivers. Unsure if that is the ADB set up.
namsu55 said:
Tried this several times keep getting Unknown Device. I installed the SDK with Google Drivers. Unsure if that is the ADB set up.
Click to expand...
Click to collapse
Yes that's the adb setup.
You might need to manually install the drivers for your phone, although this shouldn't impact on the SD mounting capabilities. Just to make sure, I would get a working adb setup and use fastboot to update your Clockworkmod Recovery to 5.0.2.0.
You can follow this to know how to use fastboot
http://wiki.cyanogenmod.com/wiki/Fastboot#Flash_Custom_Recovery.img
If you have trouble getting your phone to be detected and the drivers installed, I suggest you use PDAnet drivers instead (if you're under Windows). Some phones for some reason need .inf driver hacking to get detected.
http://junefabrics.com/android/
I will give this a go many thanks.
polobunny said:
Yes that's the adb setup.
You might need to manually install the drivers for your phone, although this shouldn't impact on the SD mounting capabilities. Just to make sure, I would get a working adb setup and use fastboot to update your Clockworkmod Recovery to 5.0.2.0.
You can follow this to know how to use fastboot
http://wiki.cyanogenmod.com/wiki/Fastboot#Flash_Custom_Recovery.img
If you have trouble getting your phone to be detected and the drivers installed, I suggest you use PDAnet drivers instead (if you're under Windows). Some phones for some reason need .inf driver hacking to get detected.
http://junefabrics.com/android/
Click to expand...
Click to collapse
Just to let you know, I am trying to access USB Storage from clockwork recovery since I don't have any rom on here at all.
This may sound weird but I held the USB in the phone port in an angle, luckily the removable drive came up. I got the the ROM on the SD it has installed and loading. I'll see if its an issue with the USB on the phone later on but as long as it got back up and running (Ice Cream) for now.
Anyway thanks guys much appreciated. I'll be a lot more careful next time before I go around wiping everything especially the SD LOL.
namsu55 said:
Just to let you know, I am trying to access USB Storage from clockwork recovery since I don't have any rom on here at all.
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Click to collapse
I gathered this much from your posts.
Edit: Glad you got it working. Make sure you get CWM updated whenever you can if you haven't done so, this could lead to problems down the road to flash different zips.
polobunny said:
I gathered this much from your posts.
Edit: Glad you got it working. Make sure you get CWM updated whenever you can if you haven't done so, this could lead to problems down the road to flash different zips.
Click to expand...
Click to collapse
I'll do that next time I get a chance, I thought my phone was gone there for sure. Thanks again.
namsu55 said:
I'll do that next time I get a chance, I thought my phone was gone there for sure. Thanks again.
Click to expand...
Click to collapse
The Nexus S is a difficult phone to brick, luckily. Most of the rooting, bootloader unlocking and flashing steps are easy to follow too.
No problem!
namsu55 said:
This may sound weird but I held the USB in the phone port in an angle, luckily the removable drive came up.
Click to expand...
Click to collapse
Sounds like you have a bad connector on your phone.
obsanity said:
Sounds like you have a bad connector on your phone.
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Click to collapse
Yeah I think so.

[Q] USB, Disk Drive, & Linux

Last night I tried to transfer a file via my Inspire and Lubuntu. Phone was set for disk drive. When I hooked it up I noticed the phone said disk drive, but then switched to charge only. When I went to set it back to disk drive the option was not there. The only way I could get it to come back is to re-boot. Any ideas of how to fix this?
I'm just starting rooting myself have you tried turning the USB debugging on
Sent from my Desire HD using XDA
Are you using a stock ROM. It was a bug I experienced as well on my linux box with my inspire. It somehow didn't mount the SD after a disconnect but mounting it via settings gave me the option again.
Sent from my HTC Inspire 4G using XDA Premium App
I did tick the USB debugging but no luck.
Yes I am using the stock ROM. Please explain what you did regarding the settings.
Nylo said:
I did tick the USB debugging but no luck.
Yes I am using the stock ROM. Please explain what you did regarding the settings.
Click to expand...
Click to collapse
Sorry for not responding sooner. Under settings, there should be an option for Storage where you can view the space left on the phone and the sd card. At the very bottom there is an option to mount or unmount. Basically, disconnect the Inspire from the PC, allow the sd card to automatically mount itself. Then the option for "unmount" should appear. Unmount the sd card and then click mount again. This worked whenever I experienced the bug.
-EDIT-
*Technical Info*
The reason that rebooting "fixed" the problem is because the stock rom's shutdown script unmounts the sdcard and then mounts the sdcard after booting up.

[Q] CM10 UMS Won't Work

Hi, please excuse me if this question seems redundant, but I've tried all of the solutions found elsewhere and nothing seems to work.
I'm on a rooted Verizon Galaxy S3 running CM10.0 and I can not get UMS mode to work for the life of me. I have a 64gb card formatted FAT32, but I've also tried with a 32gb card, and neither will work. Both cards work with an SD card reader.
When I click UMS mode and plug in, nothing happens either on my phone or on my computer. The USB debugging icon doesn't even pop up (and yes, Debugging is checked).
Previously I was running Synergy r77 (ICS-based build) and using SGS3 Easy UMS, which was working, but then this wouldn't work once I upgraded to 125 (JB-based), hence the switch to CM to try and get UMS back.
I tried the UMS code in Terminal Emulator. I tried the USB Switcher app. I tried SGS3 Easy UMS. I tried switching in Settings > Storage > USB. I tried deleting all data, wiping the cache and the dalvik, and reinstalling the ROM, all to no avail.
I can connect in MTP.
Anyone got any ideas? I'm willing to try just about anything.
Thanks!
chelce said:
Hi, please excuse me if this question seems redundant, but I've tried all of the solutions found elsewhere and nothing seems to work.
I'm on a rooted Verizon Galaxy S3 running CM10.0 and I can not get UMS mode to work for the life of me. I have a 64gb card formatted FAT32, but I've also tried with a 32gb card, and neither will work. Both cards work with an SD card reader.
When I click UMS mode and plug in, nothing happens either on my phone or on my computer. The USB debugging icon doesn't even pop up (and yes, Debugging is checked).
Previously I was running Synergy r77 (ICS-based build) and using SGS3 Easy UMS, which was working, but then this wouldn't work once I upgraded to 125 (JB-based), hence the switch to CM to try and get UMS back.
I tried the UMS code in Terminal Emulator. I tried the USB Switcher app. I tried SGS3 Easy UMS. I tried switching in Settings > Storage > USB. I tried deleting all data, wiping the cache and the dalvik, and reinstalling the ROM, all to no avail.
I can connect in MTP.
Anyone got any ideas? I'm willing to try just about anything.
Thanks!
Click to expand...
Click to collapse
I feel your pain. Unfortunately I do not believe there is a way around this at this time. After trying for days, I decided to use AirDroid instead, it's not a fix by any means, but it does allow you to access and transfer content to your device very easily and it's free in Play Store. Wish I could have been of more help!
Thanks for the suggestion. I've been using AirDroid for transferring to internal storage, but I need to be able to use USB Mass Storage with Songbird on my Mac.
A few months ago I reformatted the internal SD card with CWM (under Mounts and Storage) to get rid of a battery drain problem. I don't know that I've tried putting the phone into UMS since then. Is it possible that maybe this caused my issue?
If so how do I properly reformat the internal SD to get things working how they should be? I'm running CWM and have all of my ROM zips, along with nandroid and Titanium Backups on my external SD that I can access if need be. I just don't want to start formatting /system, /sdcard, etc and find myself bricked without CWM.
Thanks again for any help!
Update: Formatted /system in CWM, data wiped, cleaned cache and dalvik and then reflashed CM10 using a nightly that was more recent than the stable release. Both mass storage and MTP seem to be working now. I think it was a bug in the version that I had flashed, or maybe something in /system got messed up from me not cleaning it in between switching ROMs. Either way, problem solved!

Root stops working

Hey there. I'm having a weird problem that keeps on happening.
I'm on GingerSnap v2.3 rom and this has happened twice by now. When I connect my device to my PC via USB to move data to my SD card the root seems to "stop working".
Suddenly all apps that require root access stop working. I open the apps I get the little toast message saying that the superuses access has been granted but the apps don't get it. For example, on root Explorer I get the toast but then the app says it has to Restart because it doesn't have root access.
The Log on the superuser app says that they are getting it but still they do not work. Plus BusyBox seems to not work either, if I remove the root access to any app to try to Regrant the permissions the app gets stuck on "requesting root access" until they eventually crash
The first time it happened the only solution I could think of that worked was Reflashing and losing all my apps since Titanium BU is not working I can't back anything up
Please help! I don't want to Flash the rom again! :banghead::banghead::banghead:
EDIT:
Right after posting this, i remember disabling the USB debugging option on the settings. So i enabled the setting. Connected the USB as a mass storage unit (so it would deactivate the SD card) and then turned it off so It would load my SD card again (just in case that plus the lack of debugging was causing the glitch) and it started working
I don't know if this is an issue with this rom only but apparently you cant disable the USB debugging. Also I don't know if the thing with the SD card and mounting it as a mass storage unit was also part of the problem but I thought it was worth mentioning just in case.
I feel pretty dumb by opening a thread and then minutes later finding the solution myself. But I hope it at least can help someone else if they find the same issue.
Enviado desde mi LG-P500 usando Tapatalk 2
it happned to me, but it was a little differet, all apps with root ware giving me messege that it stoped working, and after I fixed permissions from recovery it worked, but remember, only from recovery, and usb debugging was allways enabled
romsfan said:
EDIT:
Right after posting this, i remember disabling the USB debugging option on the settings. So i enabled the setting. Connected the USB as a mass storage unit (so it would deactivate the SD card) and then turned it off so It would load my SD card again (just in case that plus the lack of debugging was causing the glitch) and it started working
I don't know if this is an issue with this rom only but apparently you cant disable the USB debugging. Also I don't know if the thing with the SD card and mounting it as a mass storage unit was also part of the problem but I thought it was worth mentioning just in case.
Click to expand...
Click to collapse
On disabling USB debugging and restarting the phone the SuperUser app stopped working for me. But these steps above are working out for me too!
Does anyone know whether I need to keep USB debugging enabled forever? Is there anything else I can do? Like maybe install SuperSU maybe?
I decided to just turn off the USB debugging notification. Not sure if it can be done on every Android but I'm on CM7.2 and it can be disabled

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