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Showing posts from June, 2015

How to set up USB for Virtualbox? - Ask Ubuntu

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i'm using ubuntu maverick , virtual box 3+. have windows 7 ultimate. problem doesn't detect usb drives in windows 7, usb peripherals (mouse + keybord) working. i followed these instructions , can't find user group vboxusers . how can continue? upgrade latest version without risk (without losing virtual hard disk drive). 1. install extension pack usb 1.0 supported in version installed ubuntu repositories (from virtualbox > 4.x). for usb 2.0 , usb 3.0 need install free (but closed source) virtualbox extension pack (not "platform packages") from virtualbox download page . if had installed virtualbox repositories have make sure choose extension pack right version of virtualbox. can see version of installed virtualbox in help > virtualbox menu. regular updates , bugfixes recommended install recent virtualbox version oracle repository . all virtual machines need powered off before installing extension. 2. become "vboxuser"

networking - Connecting to wifi Ubuntu 16.04 wifi - Ask Ubuntu

i installed ubuntu 16.04 , have problems connecting wifi. downloaded drivers - iwlwifi wireless 7260, , copied them in /lib/firmware doesn't seem help. don't have wifi networks, because on dropdown menu says wifi disabled network menu . have exhausted options online , don't know now. appreciated. too enable wifi run in terminal: nmcli radio on for more options @ manpage of nmcli.

networking - Screen causes SSH to drop - Ask Ubuntu

i'm trying re-attach screen through ssh connection running on raspberry pi running ubuntu 16. however, whenever re-attach screen, shows half of screen, , ssh connection freezes, , have kill terminal, open new one, , reconnect. @ point, connection again fine, until re-attach screen, @ point freezes again. what's causing this? similar 'freezes' due mtu size. aren't chance going through vpn connection ? try change mtu size 1300 , see if helps. use screen on rpi ubuntu 16.04, no problem reattaching. to change mtu size use sudo ip link set dev vpn0 mtu 1300

command line - Bith pip and pip3 direct to pip3 in the bash commandline - Ask Ubuntu

i using ubuntu , have problem pip installation. both pip , pip3 means pip3 in bash commandline. when type pip -v or pip3 -v , shows same information: pip 8.1.2 /usr/local/lib/python3.5/dist-packages (python 3.5) which means can't use python 2.7 pip. the output type -a gives following: $ type -a pip /usr/local/bin/pip $ type -a pip3 /usr/local/bin/pip3 any suggestions? from can gather sound don't have pip python 2.7 installed. what output of dpkg -l 'python-pip' ? since have python 3 pip installed under /usr/local/bin sound installed you, manually, , not using package system on ubuntu. install pip python 2.7 to install pip python 2.7 can install using apt-get $ sudo apt-get install python-pip the output type -a pip might this: $ type -a pip pip /usr/local/bin/pip pip /usr/bin/pip the second 1 python 2.7 . $ /usr/bin/pip -v pip 8.1.1 /usr/lib/python2.7/dist-packages (python 2.7) this controlled order different paths i

server - pam sss authentication success pam sss account failure 4 (System error) - Ask Ubuntu

i have been trying work configuration 5 hours now, , have no idea going on. made sure checked permissions box (different flavor 1 kali linux 1 having trouble ubuntu server 16.04.1) sssd, isn't wanting authenticate domain kali box does. oct 24 05:26:23 hostname su[2339]: pam_unix(su:auth): authentication failure; logname=local user uid=1000 euid=0 tty=/dev/pts/10 ruser=local user rhost= user=domain user oct 24 05:26:23 hostname sssd_be: gssapi client step 1 oct 24 05:26:23 hostname sssd_be: message repeated 2 times: [ gssapi client step 1] oct 24 05:26:23 hostname sssd_be: gssapi client step 2 oct 24 05:26:23 hostname sssd_be: gssapi client step 1 oct 24 05:26:23 hostname sssd_be: message repeated 2 times: [ gssapi client step 1] oct 24 05:26:23 hostname sssd_be: gssapi client step 2 oct 24 05:26:23 hostname su[2339]: pam_sss(su:auth): authentication success; logname=local user uid=1000 euid=0 tty=/dev/pts/10 ruser=local user rhost= user=domain user oct 24 05:26:23 hostname s

Unity 8 On screen keyboard - Ask Ubuntu

when in unity 8, there no onscreen keyboard when using toshiba satellite without physical keyboard. touch works perfect no on screen keyboard. in settings says: "on-screen keyboard" , says 0 , when click on setting blank screen. tried installing onboard through libertine doesnt integrate input unity 8 desktop sadly. there way onscreen keyboard in 16.10 unity 8 preview? thanks help! i faced same problem on bay trail tablet, running 17.04 beta. keyboard "apt install ubuntu-keyboard". more: http://packages.ubuntu.com/source/yakkety/ubuntu-keyboard

permissions - virtual box doesn't work on ubuntu 16.10 VT-x problm - Ask Ubuntu

after installing virtualbox in ubuntu 16.10 in thinkpad x201 laptop tried load ubuntu 16.4 x86 vm on , in regular user when click on start button run vm shows me popup windows message: error message vt-x disabled in bios (verr_vmx_msr_vmx_disabled). result code: ns_error_failure (0x80004005) component: consolewrap interface: iconsole {872da645-4a9b-1727-bee2-5585105b9eed} i checkout bios setting vt-x enabled , after surfing web problem find out regular user not member of vboxusers , perhaps thats why doesn't work , add regular user member group sudo gpasswd -a kave vboxusers after when click on start button result same above ran virtualbox super user sudo virtualbox then again create new vm root permissions , works ! my question why virtualbox doesn't work regular user ?

software installation - How do I install a .deb file via the command line? - Ask Ubuntu

how install .deb file via command line? packages manually installed via dpkg command (debian package management system). dpkg backend commands apt-get , aptitude , in turn backend gui install apps software center , synaptic. something along lines of: dpkg --> apt-get , aptitude --> synaptic, software center but of course easiest ways install package be, first, gui apps (synaptic, software center, etc..), followed terminal commands apt-get , aptitude add nice user friendly approach backend dpkg, including not limited packaged dependencies, control on installed, needs update, not installed, broken packages, etc.. lastly dpkg command base of them. since dpkg base, can use install packaged directly command line. install package sudo dpkg -i deb_package for example if package file called askubuntu_2.0.deb should sudo dpkg -i askubuntu_2.0.deb . if dpkg reports error due dependency problems, can run sudo apt-get install -f download missing depend

partitioning - What are the advantages and disadvantages of creating a /usr partition for a desktop environment (16.10)? - Ask Ubuntu

i have 25 gb root partition (in addition separate /tmp, /var, /swap, , /home partitions), , wondering gain/lose splitting 25 gb 15 gb /usr partition , 10 gb root partition (or other distribution)? i advice not spread system directories on more 1 disk. creating more points of failures: if hdd dies can not boot system. if hdd slow boot system might reach mounting, not see /usr or /var , crash. if ssd dies can not boot , /usr , /var become useless. besides that: hdd kill boot time. i myself keep system on /, maybe create /home/ on , put user data on hdd (you can change directories in /home/$user/ data partition. makes easier maintain, , makes easier backup (all need backup data partition). mind though, regarding desktop. server version has website, dataserver, mailserver or similar might smart put /var on different disk (since talking userdata in /var) or @ least set such user data (also) on hdd.

How to mount Snappy Ubuntu Core writable on an external drive - Ask Ubuntu

in question ( mounting drive ubuntu snappy ) part of answer - way place writable partition on external hard drive, allow snaps place data there without them knowing different. i wondering how 1 go doing this? fstab file edit change /writable mounted on? thanks in advance! ray. i figured out way this. first attach external drive. second using parted make label writable. create ext4 partition , name writable. quit parted , use mkfs -t ext4 -l writable /dev/sd?1. using fdisk delete partition #3 on /dev/sda. reboot.

16.04 - Cant change sound configuration from 2 to 5.1 - Ask Ubuntu

im using sound app comes preloaded on ubuntu 16.04lts, , came across configuration late night while inebriated. realized source why subwoofer wasnt working properly. currently, believe set 2 configuration , need change 5.1. if remember correctly, dropbox within app havent been able find sober. if can help, please do.

How to install realtime kernel on Ubuntu Live USB - Ask Ubuntu

i using ubuntu live usb stick 16.04.1 boot toram , persistence option. far best sounding setup audio streaming (firefox+adobeflash+tidal). best setup in terms of usability , user experience. me far better volumio 2 , daphile in regard. ubuntu live usb uses generic kernel. try out realtime kernel. not want install ubuntu. want ubuntu live usb realtime kernel. how can that? installing new kernel straightforward, using problem. default kernel in use time can start doing interesting. new isos have filesystem iso9660, cannot modify them (like putting in new kernel). easy workaround possible uefi machines using grub boot -- put fat32 filesystem on target, , copy contents of iso there. modify grub boot command eliminate preseed business (because fat filesystem cannot have "ubuntu" link). just copying files iso fat filesystem, result in working uefi boot, missing link capability results in kernel arguments "file="/cdrom/preseed/..." not name existing

bash - letters "A,a" of ouput of commands executed within backstick are being replacing with empty space, Why? - Ask Ubuntu

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here snapshot of shell missing "a" characters in it!! i'm running ubuntu 16.04 this happen if ifs variable got a in it.  try following commands: $ echo "$ifs" # note: quotes important . # guess output “a”, or contains “a”. $ pwd # expect work. $ echo "`pwd`" # again, quotes important. # expect give correct output. ifs shell’s list of i nternal f ield s eparators.  character appears in $ifs treated if space when doing word splitting of unquoted parameter expansions , command substitution. there’s no reason ifs variable have gotten a in it; i.e., if that’s happened, have no idea why happened.  if start new command window (i.e., xterm or whatever use) , problem goes away, probably localized current command window, , probably not come back.  but, if new command window has same problem, should search ~/.* files (i.e., ~/.bashrc , ~/.bash_profile , ~/.profile , etc.) command says if

networking - Cannot connect to Mac computer via smb in Ubuntu 16.04 - Ask Ubuntu

i cannot connect computers on network running ubuntu 16.04. stuck in neverending username , password dialog loop forever. i can ssh machine, , can mount in filesystem using ssh://hostname/share. i know question duplicate, known solutions have not worked me. i tried adding client use spnego = no to /etc/samba/smb.conf file, below says global (line 29). that caused different error, "failed retrieve share list server. connection timed out." smbclient //host/share -u <username>: ntlmssp packet check failed due short signature (0 bytes)! ntlmssp ntlm2 packet check failed due invalid signature! session setup failed: nt_status_access_denied any ideas? i can connect servers on network fine. right issue seems mac computers. (i haven't had occasion try connect windows machine). i'm new ubuntu, unsure else try offhand. i have same problem using xubuntu 16.04 , mac 10.11.6. best answer find https://discussions.apple.com/thread/7589427?start

16.04 - linux kernel 4.8.4 custom compilation linux-tools packages not built - Ask Ubuntu

i have compiled custom linux kernel 4.8.4 on ubuntu 16.04 using "ubuntu way" (patches mainline ppa e skipabi=true skipmodule=true fakeroot debian/rules binary-indep skipabi=true skipmodule=true fakeroot debian/rules binary-perarch skipabi=true skipmodule=true fakeroot debian/rules binary-headers deb_build_options=parallel=$(getconf _nprocessors_onln) skipabi=true skipmodule=true do_tools=true no_dumpfile=1 fakeroot debian/rules binary-haswell but linux-tools-common package built. have compiled version 4.8.1 , linux-tools (common , architecture dependent) packages built.

system installation - Need help making a Bootable USB - Ask Ubuntu

i not sure if question has been asked. unable boot laptop receive error stating no os installed. have no other pcs around, have phone, tablet, , two-sided usb stick (one standard usb, , other micro usb input). i want make usb stick bootable ubuntu live usb, not have applications necessary make 1 need pc use applications. i have done research , came across android app can turn device bootable usb, not work me. computer not recognize device (even after changing boot order), recognizes usb stick. is there can do? possible use ubuntu touch tablet create bootable usb, or know of android app can this? i not have cd drive. any appreciated. thanks. the veryeasyway™ this: drop 1 of friends (real friends, not facebook variety), bring six-pack of beer, ask them if can borrow ubuntu computer , internet connection 20 minutes, let them drink beer, "burn" usb, go home, boot pc, install ubuntu using these answers . the difficult way this: ask 1 of our brethren

internet - Network connection in terminal is too slow - Ask Ubuntu

i running wi-fi connection of our university residential hall. when browse internet or download 300 kbps speed. but in terminal connection slow , gets slower & gradually tends 0 kbps i.e. "no internet". in average 4kbps speed case. apt update, wget, curl, composer --- slow cannot complete "apt-get update" command. before, problem did not occur recently, upset now. i cannot install terminal. n. b. firewall disabled default. well have change mirror gets data. go software & update --> select download from: other --> choose select best server / or server prefer! cheers:)

shutdown - Trying to shut down pc but - Ask Ubuntu

hi have laptop ubuntu 16.10 dual-booted win7. when choose option shut menu comes freezes can't choose can move mouse around , open applications ccannot type please help!! ok found out going on had use arrows , click enter reboot or shutdown dont want that, there way use mouse instead of keyboard? try following command force system shutdown: sudo shutdown -h this problem experiencing might bug. report here: https://launchpad.net/ubuntu/+source/unity . will need create ubunut 1 account this. will ask run few commands sufficient debugging information.

wireless - How to debug failed wifi connection? - Ask Ubuntu

i using ubuntu 16.04 on asus zenbook ux305. have changed router huawey hg633 , unable connect wifi network. same router works fine through ethernet connection. same wifi connections work fine on other windows laptops , few mobile phones not on linux. after running dmesg following message [ 2879.219757] wlan0: authenticate 60:83:34:2d:d6:fc [ 2879.226060] wlan0: send auth 60:83:34:2d:d6:fc (try 1/3) [ 2879.226517] wlan0: authenticated [ 2879.230953] wlan0: associate 60:83:34:2d:d6:fc (try 1/3) [ 2879.232039] wlan0: rx assocresp 60:83:34:2d:d6:fc (capab=0x411 status=0 aid=3) [ 2879.234649] wlan0: associated [ 2879.234718] ipv6: addrconf(netdev_change): wlan0: link becomes ready [ 2879.240962] wlan0: disassociated 60:83:34:2d:d6:fc (reason: 14) [ 2904.309137] ipv6: addrconf(netdev_up): wlan0: link not ready i unable move forward , identify further steps debug problem. appreciated. when read new router has been installed, nervous because often, routers put in place def

grub2 - Windows 10 Ubuntu dual boot - Ask Ubuntu

recently tried dual boot ubuntu 16.04 windows 10 on acer aspire laptop uefi , ran many issues. main issue being after installation of ubuntu 16.04, grub2 bootloader worked first time , never again when tried reinstalling , several workarounds. ended having format hdd , install ubuntu 16.04 itself. i picked hp laptop , want dual-boot afraid windows 10 problem have worked uefi many times , never had issue. i read on several forums windows 10 breaks grub. few months ago. nothing worked , many others complained of same issue. many suggested reverting windows 8 or 7 , worked them. my question is, few months have passed. has issue been resolved? does know of guaranteed method works? has canonical possibly fixed issue? when first tried dual-boot, windows 10 released. is no longer issue? appreciate help! not want start process if going run same issue. you seem think there one issue wreaks havoc windows 10/ubuntu dual-boots. that's not true; there many issue

suspend - pm-utils commands not working, because WIFI goes down before - Ask Ubuntu

we have hg commands in /etc/pm/sleep.d/00_update file: #!/bin/bash case "$1" in hibernate|suspend) hg -r /home/user/code add -x /home/user/code/**~ hg -r /home/user/code commit --addremove -m "label" -u user hg -r /home/user/code push https://user:***@bitbucket.org/user/code ;; thaw|resume) hg -r /home/user/code pull https://user:***@bitbucket.org/user/code ;; esac they can't conclude pushing because system loses wifi connection before happens, after suspend signal. has been verified replacing them ping command; cannot operate either. it doesn't interference other pm files, because first executed. these others: 00_update, 10_grub-common, 10_unattended-upgrades-hibernate, novatel_3g_suspend , , systemd folder contains dbus-org.freedesktop.avahi.service, sockets.target.wants, syslog.service, multi-user.target.wants, sysinit.target.wants . i'm wondering wifi sent off, , how can prevent until hg commands have comple

Ubuntu 16.04 gnome terminal double-click to highlight/copy - Ask Ubuntu

i using standard gnome terminal came ubuntu 16.04 install. when select text in terminal can paste middle-click of mouse, fine. want able double click text , have selected/copied don't have drag on entire word select it. know solution this? double-click select text default behaviour of gnome-terminal (v3.13.3 reference). however, came across question because stopped working me. solution, me, in "mouse & touchpad" settings, had change "double-click" slider , set half-way between slow , fast. think gnome-terminal doesn't pick double-click when setting far on fast side.

server - Authentication error while restarting apache - Ask Ubuntu

i'm connecting cloud server (ovh) using ssh key , i'm trying restart apache , gets error: ubuntu@server-1:~$ service apache2 reload ==== authenticating org.freedesktop.systemd1.manage-units === authentication required reload 'apache2.service'. authenticating as: ubuntu (ubuntu) password: polkit-agent-helper-1: pam_authenticate failed: authentication failure ==== authentication failed === failed reload apache2.service: access denied see system logs , 'systemctl status apache2.service' details. how solve it? you must run command using sudo follow: sudo service apache2 reload update: if have sudo: unable resolve host server-1 problem, need fix hostname through /etc/hostname , /etc/hosts , reboot linux machine take affect. retry above command again. more details problem: error message when run sudo: unable resolve host (none)

networking - 16.10 broke my Samba - Ask Ubuntu

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i upgraded 16.04.1 16.10. think samba broken. i've got 2 machines doing exact same thing. i've checked /etc/samba/smb.conf , looks of shares 16.04 still there. testparm seems run fine, give error: rlimit_max: increasing rlimit_max (1024) minimum windows limit (16384) warning: "syslog" option deprecated smbclient shows me this: $ smbclient -l //caspurr warning: "syslog" option deprecated enter password: domain=[workgroup] os=[unix] server=[samba 3.0.37] sharename type comment --------- ---- ------- ipc$ ipc ipc service (tomatousb) video disk video public disk public pictures disk pictures music disk music domain=[workgroup] os=[unix] server=[samba 3.0.37] server comment --------- ------- caspurr tomatousb satellite-e55 satellite-e55 server (samba, ubuntu) workgroup master ---------

graphics - How do I revert to the original OpenGL drivers? - Ask Ubuntu

i tried upgrade opengl drivers using ppa:oibaf/graphics-drivers . when upgraded system ppa, desktop manager stopped working properly, need go using before. ppa-purge suggested this, tries remove of desktop manager packages, reason. how else can install old gl drivers o using?

How can I install "Python Editor" on "Ubuntu Bash" in Windows 10? - Ask Ubuntu

i'm trying install "python editor" can use python 2.7 installation i've done via bash ubuntu in windows 10. i understand trick connection between "windows 10" desktop , bash ubuntu environment. more info "bash on ubuntu on windows" if store python files in windows, example c:\dev\dev\pythonapp..., can edit them using whatever code editor prefer (e.g. vs code, visual studio, jetbrains pycharm, sublime, etc.) , can run python scripts both windows, , bash (via /mnt/c/dev/pythonapp). hth.

command line - tmux powerline keeps adding status bars - Ask Ubuntu

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i installed powerline , works fine in normal terminal. when open tmux keeps adding status-bars @ bottom of window every 2 or 3 seconds. .tmux.conf contains source path/to/powerline/tmux/binding . this problem described on github here for reason, deleting watch character in powerline.json didn't work me, deleting "name": "time" line in .../tmux/default.json file removed clock , fixed problem.

pulseaudio - How to set up Ubuntu PC as bluetooth headset to attend calls - Ask Ubuntu

i trying use bluetooth headset on ubuntu pc. able connect phone pc via bt. can stream music pc. cannot hear call audio. have checked in android phone logs, , bt sco link established. when making call or virtual call (play audio through sco path in android phone) audio not audible in pc headset. sco packets not appearing in btmon logs either. done this? version- ubuntu 16.04 installed- bluez, ofono, pulseaudio pactl sink: name- bluez_sink.22_22_8e_de_b9_2b, name: alsa_output.pci-0000_00_1b.0.iec958-stereo pactl source: name-bluez_sink.22_22_8e_de_b9_2b.monitor name: alsa_input.pci-0000_00_1b.0.analog-stereo bluez has experimental support have not got work before. apparently it's possible if use bluez 5 , install "ofono" then in /etc/pulse/default.pa modify line: load-module module-bluetooth-discover to: load-module module-bluetooth-discover headset=ofono then restart pulseaudio for seems that: - if in /etc/pulse/d

How do I install the Nvidia drivers? - Ask Ubuntu

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i ordered nvidia gtx card. have dilemma, though. should keep using driver available in "additional drivers" in ubuntu, or should install driver nvidia site? so driver best me? updated - nov 2, 2016 the quick way: before adding ppa, please read ppa's description on page mentions important information using it. desktop users want latest version of driver. to install run following command: sudo add-apt-repository ppa:graphics-drivers/ppa sudo apt-get update sudo apt-get upgrade this update system taking consideration packages ppa offers. if had nvidia driver installed, update driver (but not major version another, eg: 355 370). if did not have driver install, run (assuming have 1 of latest nvidia cards): sudo apt-get install nvidia-370 then reboot use new drivers. common questions regarding nvidia: 1. can use latest driver on older version of ubuntu? 2. difference between video cards & drivers: official nvidia site, ubuntu&

14.04 - How to uninstall OpenBLAS on Ubuntu14.04 - Ask Ubuntu

i installed , compiled openblas on ubuntu 14.04 following instructions: sudo git clone git://github.com/xianyi/openblas cd openblas sudo apt-get install gfortran sudo make fc=gfortran sudo make install now want uninstall it. how? checked on internet no result. help, please. thank u. within source directory openblas may able make uninstall file using same makefile came openblas: sudo make unistall and run uninstall . this similar answers here: if build package source how can uninstall or remove completely?

Wine program errors - Ask Ubuntu

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when run wine program, program errors appearing: sometimes winemenubuilder.exe appearing too. winecfg doesn't work (wine program crash: internal errors - invalid parameters received) what's wrong? try delete .wine folder in home folder (ctrl+h see it) have latest wine version ? this link shows how it so, if have 64 bits architecture, do sudo dpkg --add-architecture i386 then sudo add-apt-repository ppa:wine/wine-builds sudo apt-get update sudo apt-get install --install-recommends winehq-devel

ubuntu touch - Where is the source code of UbuntuTouch? - Ask Ubuntu

i want change ubuntutouch in nexus 5 (it mobile phone) @ system level. how can that? there site source code? there software development environment? because have cross compile code x86_64 (under ubuntu 14.04 lts) soc of nexus 5 appreciating replies in advance you can find ubuntu touch source code links on wiki here: https://wiki.ubuntu.com/touch/contribute#source_code it has information how patch , submit own contributions. app development done using bazaar , merged individual launchpad projects. android development clone of cyanogen mod.

nvidia - No graphical interface after updating - Ask Ubuntu

after updating 14.04.5 lts version, have message on screen system-undevd[672]: failed execute '/bin/systemctl''/bin/systemctl start -- no-block invidia persistenced': no such file or directory after that, obtain black screen. if make ctrl + alt + f1 can have console , enter session. asked if want upgrade ubuntu 16.04.01 lts finally found solution: ***sudo apt-get purge nvidia**** thank post

Do containers use same kernel? - Ask Ubuntu

i wanted know if containers running on particular linux machine use same underlying host kernel. read yes, use same underlying host's kernel , hence light-weight , fast. i not sure if different linux flavors have same kernel @ heart. if of them have same kernel @ heart, first assumption right. but, if linux flavors don't have same kernel... first assumption (that containers use host's kernel) must wrong. further, must indicate image -using containers built- contain whole os including kernel. you seem bit confused. there no single 1 thing known "linux". there many linux versions, blessed linus torvalds, , there many different versions of that, employed different vendors. whichever kernel given host machine running 1 kernel on particular system, , shared containers running on machine, not exact same kernel running on machine.

12.04 - Getting Bios information for CPU C-State from American Megatrends - Ask Ubuntu

i need check wether cpu c state report enabled or disabled in bios american megatrends bios (ppm configuration --> cpu state report). can't information through either biosdecode or dmidecode . (as far can see). there other way? (no gui, terminal) ubuntu server 12.04. best regards niclas

16.04 - StackApplet doesn't open / can't add account - Ask Ubuntu

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i installed stackapplet by: sudo apt install stackapplet when launch stackapplet app doesn't open, fixed install: sudo apt-get install python-appindicator now stackapplet open , can see in indicator panel. but when try add account, click on app in indicator panel, , go to: preferences > accounts > add new account the dialog window authentication doesn't open, can't adding account login. after click add new account screen become dark nothing else. my screen after pressing add new account : the screen should like: the browser console show error on launch(after pressing preferences ): jquery.js:9835 http://stackauth.com/1.0/sites?key=_qlxmeaoh06hla1_fszigq&jsonp=jquery111304529615512861749_1478608610966&_=1478608610967 404 (not found)send @ jquery.js:9835ajax @ jquery.js:9214(anonymous function) @ (index):438fire @ jquery.js:3147firewith @ jquery.js:3259ready @ jquery.js:3471completed @ jquery.js:3502 on pressing add new accou

networking - Ubuntu 12.04 ethernet is not working ( Unclaimed Network) - Ask Ubuntu

i running ubuntu 12.04.5 i upgraded kernel 3.13.0-100-generic install docker engine. after upgrading kernel, ethernet has stopped working , showing unclaimed network. *-network description: wireless interface product: qca9565 / ar9565 wireless network adapter vendor: qualcomm atheros physical id: 0 bus info: pci@0000:02:00.0 logical name: wlan0 version: 01 serial: 64:5a:04:3d:8a:f6 width: 64 bits clock: 33mhz capabilities: pm msi pciexpress bus_master cap_list rom ethernet physical wireless configuration: broadcast=yes driver=ath9k driverversion=3.13.0-100-generic firmware=n/a ip=192.168.3.214 latency=0 link=yes multicast=yes wireless=ieee 802.11bgn resources: irq:17 memory:f7e00000-f7e7ffff memory:f7e80000-f7e8ffff *-network unclaimed description: ethernet controller product: rtl8111/8168/8411 pci express gigabit ethernet controller vendor: realtek semiconductor co., ltd. physical id: 0 bus info: pci@000

software installation - How do I install latest font-manager? - Ask Ubuntu

i wanted install font-manager on ubuntu 16.04. used font-manager staging ppa install latest version. gives me error after installation. error mentioned "symbol lookup error". now want install source. how install it? @anwar - nice, thanks. another option should work on ubuntu systems building debian package master. git clone https://github.com/fontmanager/master.git cd master/build-aux make deb hth

sound - Help.with stuttering audio - Ask Ubuntu

running 2 asrock beebox nucs (intel cherryview) of sudden not stop stuttered audio playback. both running 15.10. upgraded 1 16.04 , still stuttering. they had been working year each , of sudden audio/video playback stuttering. dvd files nas, youtube, kodi streams ...the video seems smooth sound stutters bad silence. they identical machines, cherryview 1.04ghz x2 proc, intel graphic, 8gb ram. can surmise update hosed them.

command line - How to capture disk usage percentage of a partition as an integer? - Ask Ubuntu

i method capture disk usage of particular partition, using directory partition mounted. output should integer no padding or following symbols, i'd save in variable. i've used df --output=pcent /mount/point , need trim output has unnecessary header, single space padding before value, , % symbol following value so: use% 83% in case output 83 . i'm not aware of drawbacks using output of df , happy accept other methods not rely on it. i'd use... df --output=pcent /mount/point | tr -dc '0-9' not sure if sed faster, can't ever remember sed values.

wireless - Netgear AC600 (aka A6100) wifi dongle, dkms managed, fails in 4.4.0-47 kernel - Ask Ubuntu

i have used netgear ac600 (aka a6100) wifi dongle time in 16.04 system , have had managed dkms, automatically rebuilt on kernel updates. on latest kernel update, 4.4.0-47-generic, module rebuilt , loaded dkms, nonfunctional. not show in iwconfig. dropping 4.4.0-45 kernel restores functionality. does know happened in new kernel break this? is, perhaps, rtl8812au driver included in kernel? if so, how remove 1 dkms built me? thanks advice. edit: output of modinfo 8812au|grep vermagic is vermagic: 4.4.0-45-generic smp mod_unload modversions 686 the output of ls -al /var/lib/dkms/rtl8812au is ls: cannot access '/var/lib/dkms/rtl8812au': no such file or directory edit 2: the output of ls /usr/src is linux-headers-4.4.0-45 linux-headers-4.4.0-47-generic linux-headers-4.4.0-47-generic rtl8812au_8821au_linux-1.0 linux-headers-4.4.0-47 the output of ls /var/lib/dkms is dkms_dbversion rtl8812au_8821au_linux edit 3: the output of dkms

dual boot - Computer with 512 MB Hard Drive - Ask Ubuntu

i have tried install slacko-6.3.0.iso linux distro. goal install linux distro on 512 mb hard drive. however, says memory full. because when install linux distro, installs other packages more allocated space have, receive error saying space limit full. is there way can install without exceeding storage limit, or perhaps there linux distro can solve problem?`

kde - Kubuntu and ui scale - Ask Ubuntu

i'm using kubuntu(latest kernel , os) on 12" lenovo screen @ 1920x1080. due small screen size i'm having hard time read distance etc.. what's best way scale ui or adjust settings more comfortable usage. don't want ui messed because of wrong adjustments big fonts on small bars etc.. thank you changing dpi. go fonts in system settings. 96px default, bump 144 150% "zoom", relog apply setting everything. without relogging, should scale panel widgets, you'll need relog update title bars.

apt - Unable to update anything; GPG error - Ask Ubuntu

this first time i've ever posted forum, bear me. might add i'm new ubuntu. far, it's stressful. haven't given up. ok i'm running 13.04 , upgrade, can't seem update manager work. when run sudo apt-get update i back get:1 http ://extras.ubuntu. com raring release.gpg get:2 http ://extras.ubuntu. com raring release ign http ://extras.ubuntu. com raring release e: gpg error: http ://extras.ubuntu. com raring release: following signatures invalid nodata 1 nodata 2 i promise i've tried under sun , googled myself death past several days trying figure out. if need more info please tell me, sorry i'm not sure else say....help?! :(

nautilus - Keyboard shortcut for terminal in Ubuntu 16.10 not working - Ask Ubuntu

i had shortcut "open terminal here" working in 16.04 using (gtk_accel_path "<actions>/extensionsmenugroup/terminalnautilus:openfolderlocal" "f12") in ~/.config/nautilus/accels . after update 16.10 shortcut stopped working. does knows if accelerator changed or if there way of setting it? how can debug problem figure out? update: tested on computer 16.10 upgraded 14.04 , not working either. as stated david foerster nautilus doesn't support accel map anymore (currently i'm testing on ubuntu 17.10). i found answer on https://askubuntu.com/a/696901/44054 just note, script on ~/.local/share/nautilus/scripts must have no extension. if put extension won't work (at least in case didn't). also, remember make executable. solution (in case link , solution broken) so in case a echo "#! /bin/sh gnome-terminal" > ~/.local/share/nautilus/scripts/terminal chmod +x ~/.local/share/nautilus/scripts/termi

16.04 - tiny fonts in Chrome rendered web content (not the browser's user interface) - Ask Ubuntu

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i running ubuntu 16.04 64bit. chrome (54.0.2840.100 64-bit) fonts appear small in places. referring rendered web content, not browser's user interface. the following way chrome renders new email "window" in gmail. observe how tiny "to" , "subject" appear in relation "new message". in contrast, firefox renders same "window" more reasonable fonts (observe how "to" , "subject" appear closer in size "new message"):

dual boot - GRUB does not detect Windows - Ask Ubuntu

i have installed ubuntu on second drive. when start computer grub offers me boot ubuntu, not windows 7. needs done can choose between ubuntu , windows in grub? when press f12 boot menu @ startup , choose windows boot manager boots windows 7. i ran command sudo fdisk -l , here log ( http://pastebin.com/cgv1ighc ): warning: gpt (guid partition table) detected on '/dev/sda'! util fdisk doesn't support gpt. use gnu parted. disk /dev/sda: 1000.2 gb, 1000204886016 bytes 255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors units = sectors of 1 * 512 = 512 bytes sector size (logical/physical): 512 bytes / 4096 bytes i/o size (minimum/optimal): 4096 bytes / 4096 bytes disk identifier: 0xc3ffc3ff device boot start end blocks id system /dev/sda1 1 1953525167 976762583+ ee gpt partition 1 not start on physical sector boundary. boot ubuntu , mount windows partition (simply open disk on nautilus)

Increase GUI font size of Foxit Reader - Ask Ubuntu

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i'm using foxit reader on ubuntu 16.04, font size menus, toolbar, etc. incredibly small have move closer , squint read it. in preferences, there section can change font size 13, 14, or 15, 15 hard read. how can manually change font size of gui foxit reader? don't need increase size of other apps, really. here's picture showing how small is:

login - Black screen after entering the password on Ubuntu Gnome 16.04 - Ask Ubuntu

i'm having issue enter password , black screen mouse cursor moving around, it's same closed issue here . purging package configuration doesn't anything, , lately pressing ctr + alt + f1 won't bring console should, have shutdown system , start again! my kernel version is: 4.4.0.53 , have intel graphics card. could related /dev/sda1: recovering journal? i've been getting more lately (we have electrical issues). at times boot logo delay several minutes well, related? found link on launch pad similar issue: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1559576 there seems error in last kernel update. try use older kernel version under extended boot options. 4.4.0.42 --> stable ! intel gpu.

networking - DHCP lease for raspberry pi not found - Ask Ubuntu

this question semi - related one: networking - shared other computers - how find client's ip address? my setup such i'm using laptop ethernet gateway, , raspberry host. in linked question, answer has wireshark capture screenshot shows there dhcp request going laptop raspberry , there response. far ! many answers on internet suggest check /var/lib/networkmanager/ directory or /var/lib/dhcp directory leases. problem in searches found leases ip addresses given laptop . interested in finding record of lease laptop gave raspberry . and can take word - i've searched everything, didn't find nothing, sake of being consistent , documenting everything, here's grep search results . . .which nothing. $ grep -r '10.42.0.40' /var/lib/networkmanager/ grep: /var/lib/networkmanager/secret_key: permission denied $ sudo grep -r '10.42.0.40' /var/lib/networkmanager/ [sudo] password xieerqi: $ sudo g

networking - bond two wifi interfaces with dhcp - Ask Ubuntu

i want round-robin (mode 0) 2 wifi interfaces increase overall bandwidth. i've tried using command line or using network manager. command line using following /etc/network/interfaces auto lo iface lo inet loopback auto wlan0 iface wlan0 inet dhcp bond-master bond0 auto wlan1 iface wlan1 inet dhcp bond-master bond0 # bonding interface auto bond0 iface bond0 inet dhcp bond-mode 0 bond-slaves none and running ifup wlan0 ifup wlan1 ifup bond0 i try , run dhclient ip lease, never works, or if both interfaces not receive data (according speedometer). if use network manager i'm able create bonded interface 2 vlan connections of 2 wifi cards. seem have use nmcli in order connect, , although shows many interfaces connected (nmcli connect/nmcli devices), again doens't show both interfaces receiving data. i believe problems 1 or more of my /etc/network/interfaces file my connection procedure (when run dhclient) my testing procedure (using speedometer)

bluetooth problem : Bluetooth and Nokia Symbian - Ask Ubuntu

i have nokia e63, laptop asus x452c linux 14.04 lts , bluetooth ubs dongle. when wanted shared photo handphone laptop, , fail. handphone unable share photo laptop. there "transmission failed". anyone can solve problem? search dash "personal file sharing" , set allow incoming files computer

system settings - How to calibrate colors without a colorimeter? - Ask Ubuntu

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although question has been asked few times before ( without hardware , nvidia-settings ), either question not answered clearly, or relied upon graphics card not available on systems such own. there way calibrate color profile in ubuntu without gpu or colorimeter? hmm. can use displaycal-gui create synthetic icc profile, either double click .icc file install or use profile loader bundled application. however, displaycal-gui doesn't let edit curves of color profile far know. you'll using this:

Moving cursor with the arrow keys in vim normal mode inserts ABCD characters - Ask Ubuntu

as title says, using arrow keys puts me in insert mode , adds a,b,c or d character when use arrow keys. yes, got set nocompatible in .vimrc tried setting set t_ku=^[oa , didn't work. tried disabling arrow keys in normal mode, didn't work. i've got ubuntu 16.04 , vim 7.4 any ideas how fix issue?

networking - Problems with ethernet and wifi - Ask Ubuntu

i'm having problems internet connection ethernet , wifi. have changed office , have internet connection difference new gigabit speed. ethernet , wifi connection randomly disconnected, applet of networkmanager keep connected, ping not working. happen when iddle 1 or 2 minutes, command try uses internet fails. ping google.cl ping: unknown host google.cl sudo ifconfig enp2s0 link encap:ethernet hwaddr 70:8b:cd:05:0a:3f inet addr:192.168.100.5 bcast:192.168.100.255 mask:255.255.255.0 inet6 addr: fe80::9bc3:d8f5:a9e9:899d/64 scope:link broadcast running multicast mtu:1500 metric:1 rx packets:7258 errors:0 dropped:0 overruns:0 frame:0 tx packets:5997 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 rx bytes:4229103 (4.2 mb) tx bytes:856374 (856.3 kb) trying using wifi has same effect, think not driver problem r8169 ethernet. there no log in syslog , don't know some data s

How do I root an Ubuntu Touch device? - Ask Ubuntu

how can have shell root in straightforward way ubuntu touch? there no "rooting" ubuntu phone in same way on android. have root. can install terminal app , can use sudo run things root if necessary. however, should not mess root filesystem partition being read-only. if need install cli tools, it's best done inside existing libertine container, or creating chroot, per instructions in recommended way install regular(cli) .deb packages on ubuntu phone?

Unable to solve login loop problem after installing nvidia driver via run file - Ask Ubuntu

i know likes of question have been asked many times, couldn't find answer work me, i'm asking new one! as title suggests encounter login loop after installing nvidia driver via run file. must reasons i cannot use apt-get install nvidia-... please don't suggest this . the problem started after update , reboot, greeted black screen. have had experienced before tried reinstall driver no use. i tried steps suggested in https://askubuntu.com/a/423619 , didn't solve (only in login page became big!). tried 3 different drivers (352.99, previous 1 before catastrophe, 361.77, 367.57). have tried steps suggested in https://vxlabs.com/2015/02/05/solving-the-ubuntu-14-04-nvidia-346-nvidia-prime-black-screen-issue/ has worked on other laptop before, again no use. i added line: grub_cmdline_linux_default="quiet splash nouveau.blacklist=1" /etc/default/grub , ran sudo update-grub, still no use. the thing need nvidia driver work , can't replace other ch

graphics - After installing Nvidia Driver Ubuntu 16.10 still shows Unknown Display - Ask Ubuntu

i've installed ubuntu 16.10 resolution 1280x720 on 1080 monitor. on setting options there no higher resolution , shows "unknown display". after installed nvidia drivers (my graphics card gtx 760) manually. here steps: download nvidia drivers official website (version 367.57.run) disabled nouveau drivers , reboot ctrl + alt + f1 enter text mode , killed x-server run nvidia drivers install script , reboot afterwards system resolution 680x480 , no more height resolution in display options. still shows "unknown display". how can fix it?

16.04 - My 'file system consistency check' (fsck) retured the following results, what does it mean? - Ask Ubuntu

my system giving message hard-disk have errors, slow-formatted (zeroed) hard-disk , after ran following command, sudo fsck -y -f /dev/sda1 which returned following results, mean? fsck util-linux 2.27.1 e2fsck 1.42.13 (17-may-2015) pass 1: checking inodes, blocks, , sizes pass 2: checking directory structure pass 3: checking directory connectivity pass 4: checking reference counts pass 5: checking group summary information /dev/sda1: 11/11952128 files (0.0% non-contiguous), 798075/47808000 blocks do need else hard-disk, or should continue ubuntu installation? the output of fsck looks when ok , run went fine. not need worry fsck anymore. given circumstances should keep close eye on smart stats of disk, though. have been first sign of imminent failure.

Kde use super key to show desktop - Ask Ubuntu

how can assign super key ( windows key ) show desktop action in plasma 5.8 by default shows application launcher. so far ksuperkey looks solution. documentation says not necessary plasma 5.8 make trick. by default have control + f12 assigned show desktop action need to: remove association alt f1 in application launcher widget ( other wise super open ) run in terminal ksuperkey -e 'super_l=control_l|f12' if works can add startup application

unity - Ubuntu 12.04 launcher doesn't show icons anymore, but they still work - Ask Ubuntu

i have exact same problem 1 : launcher invisible still useful long story short : icons on launchers have become invisible, still function. users affected, , guest account. commands unity --reset-icons unity --reset have no effects spit warnings , errors. seems compiz involved , malfunctioning. icons pops when unity 2d chosen @ login. how can solve ? this issue i've had on 2 system installations in recent months were, least, frankenstein's monster builds in attempting put new life older systems. on 2 separate x86 machines, flavor of ubuntu both install , play nice nvidia drivers ubuntu 12.04 lts (i386, obviously). after fresh installation of ubuntu, prior activating nvidia driver, icons displayed fine in unity launcher. in both machines, legacy-304 nvidia driver used in tandem old geforce 6200 cards (one agp, 1 pci). after activating nvidia driver , restarting system, icons in unity launcher invisible. icons still there, functional, , mouse-over disp