[Q] Kernel does not support usb storage - Acer Iconia A500

I just got my Iconia today and I used the gingerbreak root method and confirmed I had root and then installed CWM recovery via the Acer Recovery Installer but when I boot to recovery and try to run a backup I get the following message:
Kernel does not support usb storage
I am also not able to mount the sd card in either recovery or when the OS is running.
I don't see any other information about this problem. What have I missed?

richdaley said:
I just got my Iconia today and I used the gingerbreak root method and confirmed I had root and then installed CWM recovery via the Acer Recovery Installer but when I boot to recovery and try to run a backup I get the following message:
Kernel does not support usb storage
I am also not able to mount the sd card in either recovery or when the OS is running.
I don't see any other information about this problem. What have I missed?
Click to expand...
Click to collapse
I have the same problem, anyone know a solution.
My Iconia not read any USB pendrive or keyboard or mouse connected.
Please help!!!!

It does or at least it seem to if you look in the mnt dir you see directory for both external card and usb storage. It is just that the system does not but up any notices of have a card or usb storage unless you look in those directory or system storage setting.

Common problem, plenty of posts about it on here.
CWM is fussy about which SD cards it will work with. Either try formatting your card from the tablet or an Android phone, or try another card.
Smaller cards seem to work best.

Yes, FloatingFatMan rights. I do have problem with external sdcard with CWM before, try to update ROM. Just give it a clean fat32 format. Reboot the system until you are able to access external sdcard and back again to the cwm.

put the card before power on...
or the usb drive before power on...
CWM does not like you change sdcard when it's running
once the device is started on CWM , do not remove sdcard or else.

sanaell said:
put the card before power on...
or the usb drive before power on...
CWM does not like you change sdcard when it's running
once the device is started on CWM , do not remove sdcard or else.
Click to expand...
Click to collapse
My SDCard (4Gb) is always in slot and in Android OS with File Manager HD i see it and i can use it normally.
Only in CWM i have this error, and i have problems with USB external storage: USB pendrives, mouse or keyboard connected to Iconia not work.
The Pendrive's led is on but not work in system, all USB pen drive(1Gb, 2Gb or 32Gb) i test are formatted in FAT32 and after Update to 3.1 Stock not work again.
I go to a shop with Iconia to test in it and my Pendrives work correctly in these devices with 3.0.1 HC.
I use a lot of different File Manager (Root Explorer, File Manager HD, Astro) with same result, if i go in /mnt/usb_storage i dont see anything.
Any solution?
My iconia is damaged or it's a software problem????

ssj5trunks said:
My SDCard (4Gb) is always in slot and in Android OS with File Manager HD i see it and i can use it normally.
Only in CWM i have this error, and i have problems with USB external storage: USB pendrives, mouse or keyboard connected to Iconia not work.
The Pendrive's led is on but not work in system, all USB pen drive(1Gb, 2Gb or 32Gb) i test are formatted in FAT32 and after Update to 3.1 Stock not work again.
I go to a shop with Iconia to test in it and my Pendrives work correctly in these devices with 3.0.1 HC.
I use a lot of different File Manager (Root Explorer, File Manager HD, Astro) with same result, if i go in /mnt/usb_storage i dont see anything.
Any solution?
My iconia is damaged or it's a software problem????
Click to expand...
Click to collapse
if you can t plug anything mouse pendrive etc... then... why you are looking too far...
I might say HARDWARE problem.
change your iconia asap

sanaell said:
if you can t plug anything mouse pendrive etc... then... why you are looking too far...
I might say HARDWARE problem.
change your iconia asap
Click to expand...
Click to collapse
Today i sent my Iconia to Acer support.
I hope it'll come back quickly.
Bye

never send rooted/jailbreaked stuff to support or they unroot and hard reset n blame it on root/jailbreak happened with my friends ipad 2 and his android phone after the stopped responding to external storage and the transfer cables

Related

[Q] Does mounting the sdcard as diskdrive really screws up a2sd?

I've read somewhere here in the forums that it can screw up the a2sd function
so how can i connect the phone to my PC (because using a card reader every time you need to connect your phone to a PC is @[email protected])
Is this true? any alternative?
I'm using wildpuzzle ROM btw
Hi Dudin.
As standard, when you connect the phone to the pc as a removable storage, Android prevents the SD from being seen by the phone at the same time. As A2SD installs apps to the SD, this obviously causes any Apps on the SD to not work. I dont think its a permanent screw up, as it all should right itself after you disconnect from the computer, but you do have options:
1:Connect as Sync or Charge only. (a quick but pointless workaround if you want to browse your Sd card from the pc),
2: Or do as I do and install "Dual Mount SD" from the market It makes the SD card accessible by both Android and the USB at the same time. Works perfect for me, I can still use my aps and access the SD from the PC simultaneously. (I have used it on Wildpuzzle, Openfire and Cyanogen Mod, Eclair and Froyo versions). You need to be rooted for this though as it asks for superuser permissions.
Hope this helps.
Ok I will clarify for you. If you use dt app2ext patch. When you mount your sd card, the computer mounts the fat32 partition, and does not detect the ext partition, so it does not screw your card up, or the apps.
if you are using froyo app2sd, the apps that are on your sd card will not work when the sd card is mounted.
thanks for the replies
I find a good alternative is Dropbox - and it is mentioned in a lot of threads.
I already used it for work and it is great. No looking around for a USB cable or turning off/remove case/remove card etc which takes ages! Dropbox is free so give it a go! I use it in conjunction with EZ File manager (i think thats what its called) to transfer stuff and unzip archives.
Hope it helps!

micro SD. Not showing in file manager [SOLVED]

As the title says. I've put the microsd card of my htc g2/z in the iconia and its working. Though i cant seem to find it anywhere in my file managers. (Music app shows ext. Sd content) tried es and file manager for honeycomb. I want to transfer music and video's over to internal sd. Since acer does not have usb drivers for mac, this is kind off my only option. Right?
SOLVED:
1.
Micro SD card slot shows up under: /mnt/external_SD.
So in your file explorer you have to go to root, and then mnt.
2. There are no mac drivers for the acer A500. You can try http://www.android.com/filetransfer/
Though, that program seems to crash alot!
3.
Transfer your files from mac to A500 using USB sticks, SD cards, FTP servers (loads in market).
USB stick can be found: mnt/external_USB
huppelkutje said:
Since acer does not have usb drivers for mac, this is kind off my only option. Right?
Click to expand...
Click to collapse
No it isn't your only option, you install this: http://www.android.com/filetransfer/.
Regards,
Dave
I will check it out. Thanks alot!
**edit**
Android file transfer keeps crashing as soon as i connect the tab. Tried reboot, but still crashing.
Any other solutions? I've tried FTP and such apps. They work, but ofcourse not as fast as usb connection.
and why is my micro sd card not showing in file explorers?
if you're using es strogs file manager than you first need to go to root (click on the left most icon on top) than go to /mnt than /external_sd <-- that's your micro sd card than simply copy and paste your files from there to your internal storage.
shock2sys said:
if you're using es strogs file manager than you first need to go to root (click on the left most icon on top) than go to /mnt than /external_sd <-- that's your micro sd card than simply copy and paste your files from there to your internal storage.
Click to expand...
Click to collapse
Thanks. This makes copying my music alot easier.
Dual File Manager works too. When you start it, just hit the Android back button and you'll see "external_sd"
Sucks that it doesn't mount on my PC though.
huppelkutje said:
Thanks. This makes copying my music alot easier.
Click to expand...
Click to collapse
I use Winamp on the desktop and the A500. It syncs music from my desktop machine to my tablet automatically whenever my tablet connects to my home wifi.
just put the card in and power down/on the device.
as mentioned, power down fully, not just On/off until the screen blanks. Found out the hard way, lazy person that I am.
Odd thing I've found though is that when connecting my Acer tab to my Acer .... err ... laptop ... feels so incestuous .... is that the mSD card appears as simply "SDCARD" while it's external_SD from the device itself. Ah the sweet smell of O/S kludges in the morning
qhinton said:
just put the card in and power down/on the device.
Click to expand...
Click to collapse
No need to power off > back on. Just put the sd card in and voila! It worked right away. Just could not find the sd card in ES file. But now I know it's under mnt/external_SD/
actually I wouldn't call it solved, its kind of an annoyance if anything else. Titanium Backup for one won't see it, I thought honeycomb was going to mnt internal as essc (or something like that) and the external sd as sdcard?
You can soft link it (now that we have root) but that won't carry across a reboot for now.
any how still loving this thing!

ClockworkMod and mounting USB?

Hey all,
So I just ran ClockworkMod (2.5.13) and wiped my Vibrant in preparation for the new Bionix. I have found that on my phone I had to wipe sdcard too or it wouldn't wipe fully. The problem: ClockworkMod won't let me mount USB storage or mount sdext so I can't figure out how to get the new ROM on the phone. Voodoo is also enabled and I can't seem to disable it without a working ROM on the phone.
When I plug the phone into my PC the "H" and "I" drives automatically pop up but are inaccessible. Mounting USB storage in ClockWorkMod appears to do nothing.
Any ideas? Thanks!
ohhhhhhhhh
I had the same problem last night but i thought my PC was acting up. I guess it has to do with CWM, but idk why.
What i did was copy the ROM on my external sd card, then put it on the phone and move them to internal sd card
Hope that help
you can use adb to push file to your phone.
Djapatos said:
I had the same problem last night but i thought my PC was acting up. I guess it has to do with CWM, but idk why.
What i did was copy the ROM on my external sd card, then put it on the phone and move them to internal sd card
Hope that help
Click to expand...
Click to collapse
CWM won't let me mount SDEXT. Is there something special I have to do to get this to work?
You may have to pull the sd card and use an external card reader.
Sent from my SGH-T959 using XDA Premium App
ADB did the trick. I didn't realize it could push to the phone like that. Easy cheesy. Thanks!
And as for external SD card reader - this doesn't do anything to help transfer a file to the phone. Recovery was unable to mount SDEXT. I can't find any documentation on the matter, but I assume this is a Vibrant-related issue?
Hi, I just have the exact problem on my galaxy note. Trouble is that I can't find a way to connect to my phone through ADB. It just isn't listed when I type "adb devices". I would appreciate any help so I could "push" a rom and be done with it.
demircantas said:
Hi, I just have the exact problem on my galaxy note. Trouble is that I can't find a way to connect to my phone through ADB. It just isn't listed when I type "adb devices". I would appreciate any help so I could "push" a rom and be done with it.
Click to expand...
Click to collapse
Check Applications/Development/Enable USB Debugging. If that is on, make sure you have the necessary drivers on the PC.
As for mounting via CWM, that should work if CWM gives the option. Again, check drivers on PC.

[Q] Catch-22 eLocity A7

I have installed A7Comb rom which mostly does a good job. The biggest problem is that external sdcard and usb are inaccessible. If I choose to go back to 3.01 where I had this capability, access to external sdcard is required to flash the old rom. Am I screwed or are there any other alternatives?
ooorah
im not positive, but if i remember correctly you have access to the external sd (using Root Explorer or something like it) there is /Mnt/sdcard check in there im not sure the exact directory, but im pretty sure it was in there when i was using A7comb, then you can copy and paste the update.zip to the root of the sd
Let me know if you can't find it, i will flash A7comb real quick to give you a hand
Catch-22 eLocity A7
smallba, Thanks for the reply. Can root explorer be used to do the rom flashing? I can get the 1.41 rom on the sdcard using my desktop, but the A7 can't see it. I've tried to flash using the start button routine, but it never recognizes the sdcard and sends me back to boot. Then I cant boot until I remove the sdcard. Also, even though I'm rooted and have superuser, root explorer always fc's. What a mess.
ooorah
ooorah said:
I have installed A7Comb rom which mostly does a good job. The biggest problem is that external sdcard and usb are inaccessible. If I choose to go back to 3.01 where I had this capability, access to external sdcard is required to flash the old rom. Am I screwed or are there any other alternatives?
ooorah
Click to expand...
Click to collapse
Try mnt/external_sd ..
ooorah said:
smallba, Thanks for the reply. Can root explorer be used to do the rom flashing? I can get the 1.41 rom on the sdcard using my desktop, but the A7 can't see it. I've tried to flash using the start button routine, but it never recognizes the sdcard and sends me back to boot. Then I cant boot until I remove the sdcard. Also, even though I'm rooted and have superuser, root explorer always fc's. What a mess.
ooorah
Click to expand...
Click to collapse
Do you have Sdhc adaptor physically plug the micro sdhc in the computer and then move the update zip to the sd?
What kind of sdcard are u using?
Sent from my PC36100 using XDA Premium App
Thanks for your reply. At /mnt/external_sd the sd folder is shown as empty.
ooorah
smallba I connect via usb to my desktop using a Targus adapter. The sdscard is Kingston 2gb formatted fat32. I cut/paste update.zip to the sd card.
ooorah
Do you have a cell phone to try the sd card in? I just want to make sure it is not corrupted, you have flashed before using this same sdcard?
Sent from my PC36100 using XDA Premium App
Yes I've used this sd card to flash on my Acer A500. I'm sure it's ok.
ooorah
What does it do when you put in and pull out the sdcard?
Sent from my PC36100 using XDA Premium App
When sdcard is installed I look at externai_sd and it's empty. I cannot reboot until the sdcard is removed. BTW, various mount apps I've tried fail to recognize the presence of a sdcard.
ooorah
I know I been asking many questions, but it recognized in the accer?
Sent from my PC36100 using XDA Premium App
Yes, sdcard was recognized in Acer 500. Content was shown under external sd.
A7
What rom are you trying to flash back to?
I had some issues reverting back from A7Comb.
I think I had to flash back to stock first.
Re: your previous post, how can I flash back to stock if I can't find external sd?
ooorah
Cant read SD
I reloaded my copy of A7Comb and will play around with it to see if I run into the same issue. If the SD can't be used, it may be possible to connect via USB/ADB and push the stock images.
However, I have never used ADB with the A7, only with other devices. I will also try and figure that out to see if that's a viable option. Will need to find the drivers and get those loaded. Been meaning to test ADB with this device anyway.
Thanks DANO, I'd appreciate the help.
ooorah
I'll do what I can, I'm no expert, but I am very comfortable with ADB and have no concerns about messing with my A7. I've been meaning to do this for a while anyway. Will probably take me a few days to get get the A7 connected to ADB as its USB port doesn't play nice, and there are some tricks to getting windows/ADB to pick up the device. I'm also gonna try and lookup Dexter to see if he can give me some tips on doing this.
I used ADB last March and rooted my CRUZ 7" tablet. Whether it will work with a usb connection to eLocity A7 will have to be tried. I'll play around to see if I can get it working. If I get that far I'll have to wait for further instructions.
ps I can use a usb keyboard with no problem. ooorah
Yeah, keyboards, thumb drives, etc. should all work as the A7’s USB slot is set to host mode by default. The trick is flipping the switch to slave/device mode so we can use ADB to communicate with it.
Dexter’s A7Comb Rom had an App “OTG” for doing this (with a reboot), but when I tried it out, my Windows 7 box only saw the device but still didn’t fully communicate with it (ADB didn’t see it at all). Most likely due to the lack of a driver, or rather telling it where the driver was.
I’ve got some info on doing this, and I plan on trying to get this up and going tonight. Once I get ADB connected to the A7, I would think we should be able to push a new recovery image or something along those lines to fix whatever happened with the SD Card.
Just curious, have you tried a factory reset, data wipe, etc. (then reboot back into recovery), and tried to run the update.zip from the SD Card. I doubt this will work, but the A7 re-writes the recovery image with each update, therefore if something got corrupted, perhaps a wipe will fix whatever is broken in recovery by way of re-writing it. I’m not sure if recovery gets replaced with just a data wipe/reset, but if you don’t mind resetting your device it might be worth a shot.

Tutorial: how to use a nfts microsd in your p6800

I confirm it!
1 format your mocro sd on nfts using wimdows 7
2 insert the card in your 7.7 and dont care of the tablet says that the card is invalid
3 launc mount drive that is free on android market
4 unchek device filtering
5 select the last bottom drive that is the only one nfts drive avaiable
6 tap the upper right button, the one that have the icon of a drive
7 now you should see in the right colum your drive with a bar thar rapresents the free space, if you cant see this, reselect the nfts drive on the left colum and retap the mount drive icon (upper right) until you can see the drive mounted on the right colum.
8 when your drive is mounted you can find the drive folder with a root enable file manager like honeycom fm hd, the folder is under the system folder named mnt
Tht is all it works fine amd you cam close the app drive mount, the tablet comtinue to recognize the nfts micro sd wothout the app running. Now i can put my hd movies larger than 4 gb inside my micro sd and play them with my 7.7
The only problem is that tje sistem apps are setted to save thinks in mnt/externaldevice, so if you want save you movies or photos taked with the 7.7 camera inside your microsd you cant do it, you have to move them from your tablet memory to your microsd nfts using a file manager, but this is a little problem nothing of big
If any brave user is able to tweak the camera app to save the moviesnor photo inside the path mnt/nftsdrive please do it, after this all is perfect. Thanks
thanks!
btw, it's called NTFS, not nfts
Yes you are right, i do ever this mistake xD
Do you need to root your tab ?
Yes root is needed
Thanks.
I got it to work.
But there is a problem.
How can I transfer a 6 GB file to my 64 GB SD card using usb cable connected from my desktop to the Tab 7.7 ?
Currently I have to take out my SD card from my tab and using an adapter to transfer the movie to it (from my desktop to the SD card).
This is a tedious process and I don't want to keep taking the SD card in and out of my tab. I want to transfer my big movie file straight from my PC to the tab when it is connected via USB cable.
Currently, when I connect the tab to my desktop, I only see the internal storage of the tab and not the external NFTS sd card.
yes i know, this is a big problem, but unfortunatly i am unable to solve it, becouse the sd is mounted in a different place,in the origins the card id in mnt/externalstorage, but with the app drive mount tha parh is different..
Raziel_Sicily said:
yes i know, this is a big problem, but unfortunatly i am unable to solve it, becouse the sd is mounted in a different place,in the origins the card id in mnt/externalstorage, but with the app drive mount tha parh is different..
Click to expand...
Click to collapse
perhaps softlinking the path may help?
it can help, but how to do this?
Maybe by transfering from your desktop to the tab using Samba through your local network (ie wifi instead of USB) and a SAMBA app on the GTAB ?
Raziel_Sicily said:
retap the mount drive icon (upper right) until you can see the drive mounted
Click to expand...
Click to collapse
Ya,it's kind of tricky here.Let's why I failed mount ntfs card before...
Cuz, I give up after few trys..
Did it again today,and I successed in mounting ntfs card.
jcm0 said:
Maybe by transfering from your desktop to the tab using Samba through your local network (ie wifi instead of USB) and a SAMBA app on the GTAB ?
Click to expand...
Click to collapse
Yes i know this method, but this is only wifi , it is more slow than usb. To do this just install astromanager and configure a spb network with the ip of your computer, after this share a folder from your pc and then you can copy files from your pc to your tab microsd via wifi
I've just made an app to mount NTFS sdcard.
It allows you to use it like normal FAT32 sdcards,
working with Stock camera app or MTP file transfer.
Could anyone try this?
I'm going to put this to android market
and I've already purchased a developer account,
but it seems to take some time to be able to upload my app...
My English is not good, I know
If there are any weird wording, let me know.
** alpha version **
** only for root users **
** only for Galaxy Tab 7.7 ... for now **
This app is to mount SD Card using NTFS.
/mnt/sdcard/extStorages/SdCard is the root of sdcard.
Auto-mount when the Android OS starts.
Or you can mount/unmount it manually.
** Not Bug **
- If you don't do "Safely Remove Hardware"
when you take your sdcard from PC,
it takes some time to mount it.
** Confirmed Issues **
- Only NTFS sdcard use assumed.
This app may prevent using FAT sdcard.
- Once unmounted, even after you mount again manually,
Android OS don't detect the sdcard.
You can access it with file managers or other apps,
but stock camera and settings app don't.
(Let me know if you know any solutions for this.)
- At the first attempt to mount (and get permission for su),
Android OS could fail to detect the sdcard.
It may be caused by delay of Superuser asking if it's ok or not.
- No error handling
** Disclaimer **
I am not responsible for any damage caused to your device or data or feeling.
It is recommended to backup your precious data.
Perfect app!! it works fine.
For this point
- Once unmounted, even after you mount again manually,Android OS don't detect the sdcard.You can access it with file managers or other apps,but stock camera and settings app don't.(Let me know if you know any solutions for this.)
It is not enought to restart the device in order to let android and camera/gallery to recognize the ntfs card ? This will solve the problem?
Raziel_Sicily said:
Perfect app!! it works fine.
For this point
- Once unmounted, even after you mount again manually,Android OS don't detect the sdcard.You can access it with file managers or other apps,but stock camera and settings app don't.(Let me know if you know any solutions for this.)
It is not enought to restart the device in order to let android and camera/gallery to recognize the ntfs card ? This will solve the problem?
Click to expand...
Click to collapse
Thank you!
Of course, after rebooting the device,
sdcard can be mounted and Android OS detect it as usual.
It seems initial booting and inserting sdcard trigger detecting process,
but I don't know how to let the os to do it by my app.
dont worry your app is awesome as it is it is not a big problem to reset for make it functional after the unmount, just specify it when you sell in android market. Thanks so much for the app
Pretty great app to bad i left my 7.7 at home once i get home this will be the first thing i try. Btw any plan for galaxy note ver too?
Thanks alot
kwanying said:
Pretty great app to bad i left my 7.7 at home once i get home this will be the first thing i try. Btw any plan for galaxy note ver too?
Thanks alot
Click to expand...
Click to collapse
I think it's possible to improve this app to work on galaxy note,
I don't have one though.
All I need is sdcard's mount point ( "/mnt/sdcard/external_sd" ? maybe ) and
device name which is like "/dev/block/mmcblkxxx".
If you can get these info, please pm me.
Thanks.
Thanks for awesome apk~
If you have any plan put it on the market, plz let us know.
We will support it!!
please hurry up if you want to gain money, becouse the huawei media pad woth ics of my girls can read ntfs micro sd, i think that with the ics update the p6800 will read the ntfs from defoult.

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