[Q] Strange USB Behavior - G2 and Desire Z Q&A, Help & Troubleshooting

I recently replaced motherboard on G2. Everything seemed to be good except for some strange USB action. While rooting, adb would freeze during file pushes. However, this was intermittent. It would allow me to push a couple files if I did it right after USB debugging activated, then after sometime would freeze and say there was a protocol error and that the device was now offline. I'd have to toggle USB debugging to get another little window of time where I could push files.
This continues with using Windows explorer via USB storage. I'll drag a file or few into the SD card window and it will begin to transfer at normal speed for a second, then grind to a halt, sometimes unmounting USB storage after sitting for a while.
Does anyone have any idea what's causing this or how to fix it?
Thanks!

Related

[Q] MPT Transfer issue

For some reason, MPT suck for me becasue it wont always transfer files between phone and PC.
For example, i select all images i want on my PC and copy them just to see that they aren't all copied. Same goes for APK.
Windows Explorer also can't see some of the thumbnails on camera folder and reports them corrupt but they look and open just fine on phone.
Anyone else has these issues and possible solution?
I don't accept managing media files via adb comments or anything similar.
THanks
does MTP transfer any files at all? or will it only transfer some?
MTP can be finicky sometimes....issues i've had before preventing me from transferring properly include a slightly dirty microUSB port on the phone, where wiggling the connection loses the MTP connection while transferring; drivers not installed correctly; sometimes just rebooting both phone and PC does the trick.
If it fails while transferring a large batch of files, try moving them in small groups, like 20 at a time and see if they all make it then.
PC or MAC? (or linux?)
yeah, it transfers the files but not all of them from one directory for some reason. Sometimes ot didn't trasnfered batches of 2-3 files at the same time which is insane.
Then about an hour ago i reead on some forum that guy recommends backing up files with ADB and deleting problematic directory and than copying files back to it.
I just did that and it works as it supposed to.
Transfers all filess to/from device.
What a strange issue.
GSM GNex/Windiws7 x64
I can confirm this issue. I have it from time to time as well and it seems rebooting my phone does the trick. Sometimes, I just cannot send my titaniumbackup folder from my pc to the phone, where I would get an error saying it cannot be sent or it hasn't been sent.
I'd like to know what's causing this. Is mtp not reliable?
Sent from my Galaxy Nexus using Tapatalk 2
MTP on the Galaxy Nexus/ICS is controlled by the MediaStore, and this can cause trouble.
General fix for this should be similar to what I outlined here.
Thanks for the tip man, i formatted my internal storage and recreated all folders again and it works as intended now.
I did this before you posted this solution.
I'll try it if i ever get this issue again (hopefully not)

[Q] cant copy files to the phone from pc

i have, on sprint, the galaxy s3, NOT the i900 or whatever that means. mine says model number SPH-L710
i have it rooted with the phantom rom installed, with superuser permissions. however, not sure what happened
but for some reason, i can no longer transfer files, any files, from my pc to the phone. this includes pictures,
music, documents--anything. the files are my personal files and music i ripped, and never had a problem
copying before, and all this just started. unless im hooking it up wrong, which i doubt--using the usb cable from
pc port to the phone directly. it does show the charge icon, and in the usb settings, usb debugging is checked
and also checked on media device (mtp). another option which isn't checked is camera (ptp), unchecked.
what happens when i try is, on the pc i get a box that pops up and says--do you
want to copy (file name), your device might not be able to play or view the file. i do have 2 options, to skip or copy
anyway. well when i click copy, it goes through the motions, but its not on the phone. no matter what file i try, a
pic, small wav file, etc....just will not copy and no
where one the phone is the file. another issue that seems to be going on is, the best way i can
explain it is--when the phone is hooked up to the pc, is it possible for whatever it is thats running to make the
phone able to receive copied files, go to sleep? because another error message i get when trying to copy is
it sits there for awhile, then eventually says "device not responding, disconnected" and on the phone itself its
on the main home screen like i wasn't doing nothing.
ive rebooted the phone several times, same results--nothing wil copy to the phone....
sooo, what am i missing?
update--- since that post, something else now happened. the phone flashed on, saying "sd card not mounted"
when it is. it is in the right way and all that, but when i go into settings/storage...at the very bottom it says
sd card, insert sd card
lol...so what the heck is that all about? the card is definatelly in there, and astro file manager shows some
files on the card but........
Well, it could be a couple of things.
First of all, make sure you have the Samsung USB drivers installed. It could be a corrupt driver, but probably not. It won't hurt to reinstall it, anyway, just to be sure. Here's link:
http://downloadcenter.samsung.com/c...nt_L710_GSIII_Samsung_USB_Driver_v1_4_6_0.exe
Make sure your phone is not locked when you're trying to transfer files. If you have a PIN or a PATTERN lock enabled and it locks, it will disable the MTP application from trasferring files.
Try reflashing the ROM as well. Maybe the MPT application got corrupted somehow?
As a last resort, you can restore your phone to stock unrooted status and see if that resolves the issue.
I had the same thing happen to me. I fixed the problem by going into device manager and clicking on to mtp and updating it..
Sent from my SPH-L710 using xda app-developers app
I had the same thing happen to my SdCard and now it is kinda dead... before yours gets damaged, remove it and insert in a PC with a sdcard reader. Run command prompt (Start>Run>cmd and enter) and do a scan disk or check disk by entering "chkdsk /x /f driverletter:" use the drive letter assigned to the sdcard then enter, let it do it's thing.
This will fix the file system and you shouldn't more problems with the sdcard not being read. As for the MTP, do as the other member said and try updating the MTP device in in device manager or uninstall the drivers and install directly from Samsung.

Can Not Rename My Folders from PC ?

Hello,
I am unable to rename folders or copy contents of my Nexus from one folder to another and I usually end up with an error like your nexus is disconnected etc, however, Copying from PC to Nexus works fine.
Could i be due to Nokia cable ?
Or are there any settings involved ?
I know the internal memory is in used while on USB mode but is there a way to overcome it ?
I ran into the same issue. But even after disconnecting the N7 and renaming the folder on the device when I reconnected the PC still displayed the old name. It took a while before the new name showed up.
stevemw said:
I ran into the same issue. But even after disconnecting the N7 and renaming the folder on the device when I reconnected the PC still displayed the old name. It took a while before the new name showed up.
Click to expand...
Click to collapse
I unlocked my device and now I think i have very less of an issue
This use to happen to me a lot when ever I wanted to copy large game data files a window would always pop up saying device is disconnected or not mounted something like that this is what I did though I when and changed USB settings to mtp then I went to developers settings and clicked on the USB debugging then I went to display and brightness and turned on the screen timeout to 30 minutes and every time I copy a file I make sure my nexus 7 is with the screen on and it has been working for me without a problem...idk why though you have to have the screen on though

usb charging will not turn off ??

I'm trying to transfer some photos from my note 7 to a usb stick and it keeps triping back to usb charging??
I have...
in developer options
usb debugging "on"
networking
usb configuration
MTP selected
when I plug the stick in I pull down the notification page when I tap "supplying power via usb"
I try to select "Transferring media files" ( MTP) for 2 seconds in engages then automatically switches back to "Supplying power via usb " ??? I can't transfer anything ???
any ideas on this one ??
skyeking69 said:
I'm trying to transfer some photos from my note 7 to a usb stick and it keeps triping back to usb charging??
I have...
in developer options
usb debugging "on"
networking
usb configuration
MTP selected
when I plug the stick in I pull down the notification page when I tap "supplying power via usb"
I try to select "Transferring media files" ( MTP) for 2 seconds in engages then automatically switches back to "Supplying power via usb " ??? I can't transfer anything ???
any ideas on this one ??
Click to expand...
Click to collapse
Your usb stick is not a computer, it does not need to read your phone with MTP protocol.
The phone should provide power to the USB stick, exactly as it is saying, so that your phone can read the contents of the USB stick.
Get a File Manager like FX to transfer items to and from your USB stick.
I have the same problem. It always says usb charging and I could not transfer pictures to my usb using the usb-c/usb adaptor. I tried using file manager app but I get confused with all these asking permissions and I end up unable to transfer anything. I never had this problem with my S7 edge before. I tried connecting the phone directly to the mac using android file transfer but could not connect. I would really appreciate if someone can give us a more detailed steps on how.
edsol said:
I have the same problem. It always says usb charging and I could not transfer pictures to my usb using the usb-c/usb adaptor. I tried using file manager app but I get confused with all these asking permissions and I end up unable to transfer anything. I never had this problem with my S7 edge before. I tried connecting the phone directly to the mac using android file transfer but could not connect. I would really appreciate if someone can give us a more detailed steps on how.
Click to expand...
Click to collapse
jcadduono said:
Your usb stick is not a computer, it does not need to read your phone with MTP protocol.
The phone should provide power to the USB stick, exactly as it is saying, so that your phone can read the contents of the USB stick.
Get a File Manager like FX to transfer items to and from your USB stick.
Click to expand...
Click to collapse
I tried that I have ES file explorer like "edsol" said it won't mount the stick because it's in charging mode
I tried several time to switch it off of charging mode but always flips back after a few seconds.
if "edsol" has the same problem then I guess it's not just my phone........there must be a fix for this??
I had the same situation, and I had to format the USB stick in "exFAT" to be able to copy files to it. NTFS is supported only for reading, but not for writing.
So check that your USB stick is not NTFS.
FAT32 and exFAT are the same, the difference is that exFAT doesn't have the FAT32 limitations (maximum file size of 4 GB)
Goremael said:
I had the same situation, and I had to format the USB stick in "exFAT" to be able to copy files to it. NTFS is supported only for reading, but not for writing.
So check that your USB stick is not NTFS.
FAT32 and exFAT are the same, the difference is that exFAT doesn't have the FAT32 limitations (maximum file size of 4 GB)
Click to expand...
Click to collapse
Thanks...but it is exFat......I did a reformat just incase.......still a no go ??
you probably need some file manager to do what you want, Android sucks when it comes to manual file management.
Anyway I have ES file explorer loaded on my phone, so plugged in USB c to USB2 adapter, put in 32 GB FAT32 memory stick, ES file exp. open up and I transferred couple files from stick to SD, just to test it if it works. It did, but you would have to pay me a lot of money to do it on regular basis, so awkward. I just plug my phone to PC and use windows click and drag to move files around. Now I run into problem, when I was transferring my pictures, couple days ago, F???? Android lock my sd card for no reason (F????? Google is messing SD cards on phones since at least kitkat). I had to fix sd and take write protect off, but I'm sure it's Google not Samsung. Anyway, it works like a charm, just watch out for Google's broken permissions showing it's ugly head.
What File Explorer are you using? Some of them can't write to external storage because of Marshmallow permissions.
"My Files" of Samsung worked for me while "ES File Explorer" didn't work (before root)
I used ES File Explorer, I'm sorry I said wrong in my previous post, I moved couple files to phones DCIM folder, not SD, it's so awkward and I just wanted to see if it works at all, it did, I confirmed the files were moved, before deleting them. So actually I don't know if it would work on SD card, but I would never ever transfer files like that: I would use my pc laptop for direct transfer between SD and stick. So the concept I described works, but as far as permissions to particular folders go, they're so messed up and don't even want to test it again against SD. In theory it should work at least for transfer to root directory, since card is not protected, may not work for transfer to folders created by other programs due to permissions. At some point I may have to root this phone just to fix those stupid permissions, but I haven't used Marshmallow until now, so not sure how broken those permissions are here.
pete4k said:
I used ES File Explorer, I'm sorry I said wrong in my previous post, I moved couple files to phones DCIM folder, not SD, it's so awkward and I just wanted to see if it works at all, it did, I confirmed the files were moved, before deleting them. So actually I don't know if it would work on SD card, but I would never ever transfer files like that: I would use my pc laptop for direct transfer between SD and stick. So the concept I described works, but as far as permissions to particular folders go, they're so messed up and don't even want to test it again against SD. In theory it should work at least for transfer to root directory, since card is not protected, may not work for transfer to folders created by other programs due to permissions. At some point I may have to root this phone just to fix those stupid permissions, but I haven't used Marshmallow until now, so not sure how broken those permissions are here.
Click to expand...
Click to collapse
I've tried a few file programs including My Files..........but the usb stick isn't recognized because it stays in charging mode
so can't even attempt to transfer anything....this is frustrating !!

Pixel XL is busy

I noticed yesterday that using the inbuilt file explorer as well as amaze file explorer that i couldnt cut and paste anything between folders. SO i thought id plug it into the laptop and move files that way but although i can move files from phone to pc and back again i cant move them within the phones system.
When attempting to do so the laptop comes up with "pixel xl is busy"
Ive tried different cables, turning usb debugging on and off, different usb connection options and have even reset the phone to factory but nothing works.
Anyone else had this issue? Ive never had a phone before do this, normally its a simple process to move files around.
Make sure you are using a USB C to USB A cable, have the cable plugged into the back of the computer, restart the PC before trying as well. Also make sure to select the option to transfer files after you connect the phone, otherwise it's only charging it. Have you tried a different computer? Good luck. On a side note, do you have root, if so I highly recommend "Root Explorer" it's been my go to file manager for many years.
Sent from my Pixel 2 XL using XDA Labs
This happens to me when I try to move files from within the same parent folder. Not sure if it's the same exact thing you are seeing, but I get the same message.
When you get the 'busy' warning, try saving the files to a diff parent folder and see if that stops the 'busy ' warning.
I was using the right cables, I said in the op that I had even tried different ones. It was something to do with the phone, the issue with the computer not working was a side effect of that. Even using the phones file manager it wouldn't give the option to be able to move files around, nothing to do with a computer. I did say that in the op.
However it just started working again earlier and now I have the option to move files between folders on the phone again. No idea what stopped it before. Was almost like it really was busy doing something and then stopped.

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