USB is an acronym for Universal Serial Bus. The current USB standard is USB 3.0, which supports transfer speeds of up to 625MB/s. USB devices are plug-and-play.

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USB Boot Error--Mac

When booting Ubuntu 14.04.1 from a 16GB USB on a Macbook Pro 13", early 2011, a black screen shows up suggesting that a version 2.x beta is the version running on my machine. I performed a flawless ...
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27 views

TomTom not recognised in W7 VM after upgrade to 14.10 (VMM)

Since the upgrade from 14.04 to 14.10, my W7 VM does not longer recognise my TomTom. I am very dependant on my TT, so it is an absolute neccessity for me to be able to update it. Before the update ...
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110 views

Why won't my USB headset show up in `lsusb` or `dmesg`?

I was given a Turtle Beach XL1 headset for Christmas. Unfortunately, I can't seem to get it to work. On the Windows machine I tried it on, you plug in the USB cable and it works. Not much setup ...
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109 views

over-current issue with USB 2.0 ports

My system (on Ubuntu 14.04) is no longer shutting down/restarting/suspending since a problem with all usb 2.0 ports occurred. (all of a sudden all usb 2.0 were without power. Luckily, the usb 3.0 ...
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33 views

Double entries for android device in “Available Devices” (Kubuntu 14.10)

I'm running Kubuntu 14.10 and trying to make an MTP connection (over a USB cable) to an LGP705 Android phone. At one time I had the connection working, but no longer. The problem I now have is that ...
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76 views

Ubuntu USB installation does not boot on a Dell Inspirion N5010

I've installed Ubuntu 14.04 on a USB Hard Drive (WD Elements, 1TB) from my desktop PC. The boot loader is installed on the USB HD, too, and it boots with no problems from that PC. I've tested it on a ...
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97 views

brother mfc 7360n scaner and ubuntu 14.04

so i run ubuntu 14.04 i386 on a new box. and my old printer/scaner that used to work isnt fully working now. printer is working fine. scaner isnt working. even after going over many documentry and ...
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122 views

Doesn't recognize BT400 bluetooth dongle

I have an Asus BT400 adapter which works fine on Windows in my dual-boot system but is not even recognized by lsusb in Ubuntu 14.04. I got it working once a few weeks ago, but it doesn't work now and ...
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40 views

Boot issues on Inspiron M5010 when installing 64 bit Ububtu 14.04. Help!

This is my first time using Ubuntu. I bought a wiped computer from ebay and I'm just trying to install Ubuntu OS. I downloaded the software, formatted my USB to Fat 32. I used UUI and Yumi both to ...
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143 views

Kaffeine - channel scanning help

I'm trying to get Kaffeine to do a channel scan and am getting the "No available device found" alert. I previously did have Kaffeine working nicely (using this setup: How to make an Avermedia AverTV ...
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66 views

Validity sensors ID 138a:0010

I tried to get a working fingerprint reader on my laptop ASUS PRO B400VC-W3022X. I've already managed installing/configuring frpintd following this article but It did not work for me, still showing: ...
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77 views

Can't see anything while installing Ubuntu 14.04

I've been using Ubuntu 12 in my laptop but now I have a new compuer and I'm trying to install Ubuntu(or GNOME) 14.04 LTS but I can't. I put the ISO file with "Universal-USB-Installer-1.9.5.8" into my ...
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61 views

ASUS Q550LF and 64GB SDXC card

I recently bought an ASUS Q550LF laptop. Core i7, nVidia GF745M, three USB 3.0 ports. I'm trying to get a 64GB SDXC card to mount, and cannot seem to. I installed fuse-exfat and exfat-utils; this ...
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156 views

Prevent auto mounting a device in 14.10

Now i know that there is an answer out there at Prevent a specific USB device from auto-mounting for 13.04. But there isn't enough specificity in the accepted answer for what i am looking for. My ...
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34 views

No usb or Ethernet after installation

I'm writing this using mobile phone. I installed Ubuntu latest, but only usb 3.0 ports are working, Ethernet and usb 2.0 seems to be recognized but not functioning, and this also happened on Fedora ...
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293 views

cannot access hard disk usb from virtualbox guest with winows 7 on ubuntu host

First of all sorry for my english :) I'm using VirtualBox 4.3.18 (downloaded from oracle's site) I'm running ubuntu 14.04 as host and windows 7 64bit as guest. When i plug the usb hard disk the host ...
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449 views

mtp usage: how to mount and transfer files to and from a Samsung: Galaxy model Android phone

how do I use mtpfs to read/write to a USB connected Android phone, connected as a mass storage device: thufir@dur:~$ thufir@dur:~$ mkdir phone thufir@dur:~$ thufir@dur:~$ sudo mtpfs -o allow_other ...
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1k views

How to fix “/dev/mapper/ubuntu--vg-root does not exist” on new installation?

I just installed 14.04.1 on a USB 2.0 drive. At startup, I'm prompted for the encryption key, which I enter. After that though, I get the following: Gave up waiting for root device. Common ...
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358 views

Error: USB 1-1.1 string descriptor 0 read error -22

I have been running Ubuntu 14.04 on my Acer Aspire One 756 quite happily for a while now. However, every time I boot up my notebook, it displays the error "USB 1-1.1 string descriptor 0 read error ...
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137 views

USB audio device not fully working after hotplug

Since upgrading (from 12.04) to 14.04.1, when I hotplug my USB headset, it does not work right. It won't show up in capture controls, sometimes not even in playback devices. I have to fiddle with ...
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87 views

USB 3.0 causing weird problem for the system

Currently I am using one Ubuntu system which different types of ports. mine@ubuntu:~$ lsusb Bus 001 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 002: ID 046d:0823 Logitech, Inc. Bus 002 ...
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50 views

Recover windows partition after trying guymager

I was trying to learn Ubuntu and the utilities it usually offers (unlike Windows), and I decided to give guymager a try to check on a usb kingston drive I have. When trying it, I decided to use the ...
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397 views

Android device not recognized in 14.04

I was trying to connect my Android phone to my laptop as an MTP device. Two days ago I had tried it and it had worked fine. This time it was recognized in PTP mode but not in MTP. I ran these ...
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231 views

ASUS USB-AC53 Ubuntu 14.04 won't connect, stalled out from prior answer

Question/Answer from earlier this year on getting ASUS USB-AC53 network adapter running in Ubuntu Where I am stalling out is that after using ButtersB's instructions Ubuntu is recognizing the driver ...
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59 views

Issues with bootable USB for ubuntu

I followed instructions on this thread (How do you make USB bootable on chromebook) for making a bootable version of ubuntu on a USB drive, but it gets stuck at a certain point during booting ...
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68 views

mtpfs error, tried everything it seems

Attempting to connect to my Samsung Galaxy S4 using mtpfs as many guides tell me to do results in this: leaves@sakamoto:~$ mtpfs Unable to open ~/.mtpz-data for reading, MTPZ disabled.Listing raw ...
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28 views

Mouse and the Hoverclick

I´ve got a problem with Ubuntu 14.04 LTS on my Thinkpad T530. The mouse (and the touchpad, too) makes automatic hoverclicks (prime button) after 3 second of no move. Settings Manager-> Onboard ...
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25 views

Max device/ USB 3.0 port

I wonder and I have a question: How many active device/ USB 3.0 port? Because: I have a USB hub 1 to 8. I connect it to a USB 3.0 of PC but only 6/8 outputs are active. Connecting USB 2.0 is not ...
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47 views

Emacs freezing for a few seconds while in use

My EMACS tends to freeze for a few seconds while I am typing code, and I am not sure what is wrong as when I monitor my CPU and RAM usage, there are no visible spikes. System Info: Ubuntu 14.0.4 ...
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44 views

Permanently Disable external Graphics Card (usb)

I've got this cooling pad with USB-hub, LAN-Port, Audio and a VGA-Port. It's all connected to the computer via USB. So I guess it's basically an external Graphics-Card for the VGA. Long: It didn't ...
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524 views

NoneType object has no attribute 'get_info' - still not solved!

Still same problem! Trying to install ubuntu 14.04 into Vista (amd64), landing at NoneType object has no attribute 'get_info'. DL iso three times, md5 ok, and tried once as metalink (force-wubi). ...
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18 views

Need help installing on an odd Win8/Android pc

I was given a Windows 8/Android tablet that will not boot properly. If it tries to boot into windows I get a CRITICAL_PROCESS_DIED error every time. There is no option to boot into Android. I want ...
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47 views

USB ports 3.0 not working

I installed Ubuntu 14.04.01 LTS alongside with Windows 7. Under Windows 7 the USB 3.0 ports are working properly but they aren't on Ubuntu. I'm new to Linux OSs and I don't know what to do. Side ...
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60 views

Epson perfection 1670 dont work

I have problem with our scanner, Epson Perfection 1670. On Ubuntu didnt work, when I changed to Kubuntu 14.04 it worked for one day, but after shutdown and few days of rest, it stopped to work... ...
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61 views

Humanity icon instead of Symbolic for USB devices in Nautilus sidebar, Ubuntu 14.04.1

I have Ubuntu 14.04.1 installed. USB devices in Nautilus sidebar are shown in "color", as it was before in 12.04. Screenshot (USB is called TV SHOWS): I think the needed icon is located there: ...
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31 views

USB Stick Write Problems

Ubuntu 14.04 with software up-to-date as of 25 Sep, 2014, System 76 Gazelle Professional laptop, model gazp8, SanDisk Cruzer U 16GB thumb drive. For the past two weeks I have had significant ...
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160 views

Network, usb and unity not working after upgrade to 14.04

I had a dual boot with Ubuntu 12.04 and Windows 7. My update manager started to do weird things a while ago. It didn't get any new updates and it crashed a thousand times when I clicked on "upgrade ...
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107 views

Recover flash drive - recognized by lsusb but not fdisk -l

I need to recover data off a seemingly broken flash drive. physically no damage is noticeable. the device is listed by lsusb Bus 002 Device 005: ID 090c:3000 Silicon Motion, Inc. - Taiwan (formerly ...
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111 views

How do I select network mode in Reliance 3g USB dongle

After googling on internet, I didn't find drivers for my zte modem. In my area 3G coverage is low and I am unable to change from 3G to 2G network, neither manufacturer provides it's drivers for ...
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164 views

To Share on samba a External USB Hard Drive on Ubuntu 14.04

I have been looking for one month now and cant find any answers to sharing a external hard drive usb with samba using Ubuntu 14.04, I have read a lot of forums and accessed advice. I always get the ...
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182 views

Cannot Find Content in Samsung GT-N8000 (Note 10.1 Kitkat) Connected to Ubuntu 12.04 LTS (Dell)

I am a beginner-level Ubuntu user. My Samsung Note tablet (specs given in Title) connected without issues and showed as an external USB device on the dashbar at first. After a few days, and a lot of ...
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27 views

Why does Ubuntu write to disk when copying files from CD to USB?

My machine has 18GB of main memory. When copying files from a mounted CD to a mounted USB drive there is a lot of HDD activity. Why does Ubuntu write to disk when copying from CD to USB? I assume ...
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477 views

Ubuntu 14.04 doesn't see kindle fire as as mtp device

When I connect my kindle fire to my Ubuntu 14.04 desktop with a micro usb cable, nothing happens. When I check my syslog I get this. tail -f /var/log/syslog Sep 5 16:26:22 ubuntu kernel: ...
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52 views

Can't boot various Macs from USB, “malformed file” error

I have been given a USB by my university with a bootable version of Ubuntu (I am unsure what version) pre-loaded with a bunch of software I need for robotics. Several computers successfully booted ...
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203 views

Lenovo G510 Bluetooth and Usb doesn't work properly

I installed Ubuntu 14.0.1 on My laptop Lenovo G510. Processor 4x Intel(R) Core(TM) i5-4200M CPU @ 2.50GHz Memory 8091MB (797MB used) Operating System Ubuntu 14.04.1 LTS Kernel Linux ...
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63 views

VIew wireless networks through usb0?

this is my first post in these forums and I'm somewhat of a noob to linux, so forgive me if my question seems ludicrous. I have ubuntu 14.04 and I'm in need of a new wireless card for my compaq ...
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107 views

How to fix: USB mouse settings restored to default on each connection?

I'm connecting and disconnecting USB mouse from the notebook. I've noticed that every time default xinput settings is restored, precisely Device Accel Velocity Scaling (271): 10.000000 which drives me ...
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157 views

Cisco AM10 USB wireless adapter not recognized on Ubuntu 14.04

I recently updated (and also tried a fresh install) of the most recent Ubuntu OS for my Dell Optiplex. My USB adapter worked fine before the update. Now the adapter is not working / recognized. ...
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89 views

Problems with external harddrive (USB 2.0)

I recently installed Ubuntu 14.04. LTS on a Compaq Presario CQ 60. After having a few problems, I managed it to run more or less stable (freaking Nvidia problems are more or less resolved by using ...
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196 views

USB can't read configurations, error -71?

I'm trying to plug a custom development board based on a Beaglebone Black to my Linux PC. The following is the dmesg error I was able to get (running Ubuntu 12.04): [424595.900132] usb 5-2: new ...