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Showing posts from August, 2014

rsync - Character set fuss after migrating from Windows 10 to Kubuntu - Ask Ubuntu

i've migrated windows 10 kubuntu in august. since then, data backup persistent problem. works, files special characters (german umlaute ä ö ü ) make problems. i wouldn't mind if these characters not displayed. system can't read files anymore. data synchronisation rsync sometomes works , not - same drives. i've spent days , think understand basic things character sets. what i've noticed dolphin (the file explorer) displays same file in 1 or other character set. e.g. file "Ü" displayed later (without reboot) "Ã" example. thanks lot help!

I can no longer boot into Windows 10 - Ask Ubuntu

i installed latest lts version of ubuntu. followed this tutorial . motherboard 'mb gigabyte ga-970a-ud3' (uefi). reserved unallocated space ubuntu , chose option "install ubuntu alongside windows 10". don't have option boot windows on grub menu.

drivers - I just installed Ubuntu 16.10 alongside Windows 8.1, and am having trouble getting Steam to run - Ask Ubuntu

as title says, installed ubuntu 16.10 alongside windows 8. when run steam normally, don't popup. in system monitor there process each steam open, nothing happens. when launch steam through terminal, get steam_runtime enabled automatically /bin/bash: /home/ben/.local/share/steam/ubuntu12_32/steam-runtime/amd64 /lib/x86_64-linux-gnu/libtinfo.so.5: no version information available (required /bin/bash) grep: symbol lookup error: grep: undefined symbol: pcre_jit_stack_alloc grep: symbol lookup error: grep: undefined symbol: pcre_jit_stack_alloc grep: symbol lookup error: grep: undefined symbol: pcre_jit_stack_alloc installing breakpad exception handler appid(steam)/version(1476379980) libgl error: unable load driver: r600_dri.so libgl error: driver pointer missing libgl error: failed load driver: r600 libgl error: unable load driver: swrast_dri.so libgl error: failed load driver: swrast i able run windows games such super hexagon through wine, told wine uses windows graphics d...

compiling - CMake Warning at /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreMacros.cmake:273 (find_package): - Ask Ubuntu

compile c++ program qt 5.7.0+cmake, error appeared: c make warning @ /usr/lib/x86_64-linux-gnu/cmake/qt5core/qt5coremacros.cmake:273 (find_package): not find package configuration file provided "qt5widget" of following names: qt5widgetconfig.cmake qt5widget-config.cmake add installation prefix of "qt5widget" cmake_prefix_path or set "qt5widget_dir" directory containing 1 of above files. if "qt5widget" provides separate development package or sdk, sure has been installed. call stack (most recent call first): cmakelists.txt:23 (qt5_use_modules) cmake error @ /usr/lib/x86_64-linux-gnu/cmake/qt5core/qt5coremacros.cmake:275 (message): can not use "widget" module has not yet been found. call stack (most recent call first): cmakelists.txt:23 (qt5_use_modules) -- configuring incomplete, errors occurred! see "/home/allanna/code/opencv2_test/colortest/build/cmakefiles/cmakeoutput.log". cmakelists....

unity - Mysterious icon after kubuntu... which app? - Ask Ubuntu

i'm running ubuntu 16.04. made mistake of apt-get installing kubuntu-desktop, , removing it. i've solved visible problems, apart missing icon in top right panel. similar issue mentioned in strange icon in unity top menu bar after installing kde . icon i'm seeing 1 red-circle-in-the-box thing. i've tried steps mentioned, , tried figure out app causing turning off things via unity tweak tool... , appears it's not built in one. if click weird icon, pop menu, no entries. there way figure out application icon for? there list somewhere? i reinstalled ubuntu-desktop, no avail. as jos mentioned, checked processes running, , killing klipper solved issue. seems removing kubuntu-desktop leaves behind klipper in startup applications, creates icon in panel, doesn't anything. removing start applications solved issue.

14.04 - Chrome 54 regularly segfaulting during any usage - Ask Ubuntu

this began of 2 days ago, chrome close randomly during regular usage. i'm running chrome 54.0.2840.71 on ubuntu 14.04. this running on htpc during streaming on netflix, youtube, philo, etc, chrome close. when run terminal observe output, chrome hit segfault , stop segfault do. other output terminal regular error calls referencing failed call 'freedesktop.upower.getdisplaydevice', saying "interface "org.freedesktop.upower doesn't exist" i attempted remove purge , reinstall fresh deb chrome site behavior has continued. noticed still logged chrome when started again perhaps configuration data wasn't removed. has else been experiencing change in behavior? or possibly experienced in past? edit: happened again, here's crash output: --2016-10-22 22:40:58-- https://clients2.google.com/cr/report resolving clients2.google.com (clients2.google.com)... 216.58.219.238, 2607:f8b0:4006:80f::200e connecting clients2.google.com (clients2.goo...

networking - Wifi switch always disabled in HP250 G3. (Ubuntu 16.04 LTE) - Ask Ubuntu

i installed ubunu 16.04 lts. wired connections work perfectly, wireless connection (wifi) not work. tried pressing wifi switch (f12), (fn+f12). switch red , not enable. saw hard disabled , soft disabled thing, says both hard , soft disabled. please me. thanks in advance :) here's output lsmod $ lsmod module size used nls_utf8 16384 0 isofs 40960 0 nls_iso8859_1 16384 2 arc4 16384 2 intel_rapl 20480 0 rt2800pci 16384 0 rt2800mmio 20480 1 rt2800pci rt2800lib 94208 2 rt2800pci,rt2800mmio rt2x00pci 16384 1 rt2800pci rt2x00mmio 16384 2 rt2800pci,rt2800mmio x86_pkg_temp_thermal 16384 0 rt2x00lib 57344 5 rt2x00pci,rt2800lib,rt2800pci,rt2800mmio,rt2x00mmio intel_powerclamp 16384 0 coretemp 16384 0 mac80211 ...

wireless - kubuntu 16.04 wifi scanner? - Ask Ubuntu

just took home old lenovo "ideapad" kubuntu 16.04 installed, , cannot connect wifi router. is there scanner available? connection editor not looking routers in range. when type in ssid , wpa-2 password home router, error follows: connection.gateway-timeout-invalid can not set property (and talks value of type 'guint' out of range.

Really Slow Boot Time Ubuntu 16.04 - Ask Ubuntu

i have been having issues laptop installed ubuntu on. the boot time slow, , used systemd-analyze blame see services causing issues. list them below, , if has suggestions on how alleviate issue, i'd appreciate it. 1.674s plymouth-start.service 1.615s dev-mmcblk0p1.device 1.276s networking.service 1.114s apparmor.service 572ms snapd.firstboot.service 550ms modemmanager.service 540ms accounts-daemon.service 472ms grub-common.service 468ms console-setup.service 464ms networkmanager.service 439ms systemd-rfkill.service 391ms systemd-logind.service 382ms thermald.service 374ms irqbalance.service 338ms systemd-udevd.service 297ms ondemand.service 292ms avahi-daemon.service 291ms systemd-udev-trigger.service 266ms apport.service 263ms bluetooth.service 251ms speech-dispatcher.service 233ms keyboard-setup.service 233ms pppd-dns.service

networking - Broadcom BCM4352 Wireless not working with 16.10 - Ask Ubuntu

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i believe i've tried proposed solutions other questions involving broadcom bcm4352 wifi hardware, on fresh install of ubuntu 16.10 on dell xps 13 9343 (2015) cannot system recognise device. output of sudo lshw -c network : *-network description: network controller product: bcm4352 802.11ac wireless network adapter vendor: broadcom limited physical id: 0 bus info: pci@0000:02:00.0 version: 03 width: 64 bits clock: 33mhz capabilities: pm msi pciexpress bus_master cap_list configuration: driver=bcma-pci-bridge latency=0 resources: irq:19 memory:f7200000-f7207fff memory:f7000000-f71fffff output of rfkill list all (only bluetooth recognised, not wifi): 2: hci0: bluetooth soft blocked: no hard blocked: no output of lspci -knn | grep -a2 net : 02:00.0 network controller [0280]: broadcom limited bcm4352 802.11ac wireless network adapter [14e4:43b1] (rev 03) subsystem: dell bcm4352 8...

command line - Delete files within all directories in a directory - Ask Ubuntu

i needed delete files within ~40 directories within parent directory, without deleting directories themselves. ended manually doing so, there more efficient way of doing this? i.e., there linux command can this? for more clear picture of mean: homedirectoryname --> subdirectoryname --> 4 simulation info files i had above path, except there 40 subdirectories, each of have 4 simulation files. needed delete simulation info files without deleting "subdirectoryname" directories. it may not possible, searched everywhere hour before deciding manually. it's simple find command - use -type f find files , not directories find /path/to/parent/directory -type f -delete by default, find recurses subdirectories, find files in tree point down.

/var/lib/apt/lists huge in 12.04 - Ask Ubuntu

i noticed /var/lib/apt/lists huge. it's large 86mb. seems little big. normal, if not. should do? thanks when run sudo apt-get update (or use refresh button in package manager), list of packages downloaded ubuntu servers. these files stored in /var/lib/apt/lists/ . you can safely remove contents of directory recreated when refresh package lists. if remove files, not run apt-get update fetch lists, commands apt-cache fail provide information (since cache empty). to shrink directory , speed fetching package lists, consider disabling repositories not need (see how remove repository? ). includes ppas (see how can ppas removed? )

How can I use "white pixel icons" on Unity? - Ask Ubuntu

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i'm using arc-theme unity , found github page make same this: there description on github page screenshot: "screenshot details: icons: arc | launcher icons based on white pixel icons | wallpaper | font: futura bk bt" and i've clicked bold text's link, deviantart page opened. i've downloaded white pixel icons but, isn't unity icon pack. how can use it? (i guess, gnome desktop in screenshot.)

apache2 - Trying to find where redirect on apache server is happening - Ask Ubuntu

i have redirect on website redirects www.mydomain.com/wordpress/index.php however, can not find location of redirect. i removed entire site not coming home dir. checked .htaccess files. is there way increase logs point of showing me redirect occurring? you figured out now, here couple of tips: first one, check don't have .htaccess doing redirection (you did that) make grep -r wordpress on /etc/apache2/ directory, see if find redirection very important: erase cache of browser! or use different 1 :) here else had similar problem. so, versions before 2.4, add: rewriteengine on rewritelog "/var/log/apache2/rewrite.log" rewriteloglevel 3 to apache.conf file. , newer ones, just: loglevel alert rewrite:trace6

snap - Where are the Ubuntu Snappy Personal builds available for testing? - Ask Ubuntu

in january 2016, builds suspended, suggested come during 16.10 development cycle. can't find anything, though 16.10 has been released. is there private repository test? as understand it, ubuntu core uses snaps. can ubuntu core images here .

What are the possible reasons a kernel security update would fail to occur during unattended-upgrades? - Ask Ubuntu

i have setup unattended-upgrades along lines of ubuntu automaticsecurityupdates doc. however, had not updated latest linux kernel, "security" update. possible reasons? i ran apt-get update && apt-get upgrade && apt-get dist-upgrade manually today, , upgraded kernel successfully. /etc/apt/apt.conf.d/20auto-upgrades apt::periodic::update-package-lists "1"; apt::periodic::unattended-upgrade "1"; /etc/apt/apt.conf.d/50unattended-upgrades unattended-upgrade::allowed-origins { "${distro_id}:${distro_codename}-security"; // "${distro_id}:${distro_codename}-updates"; // "${distro_id}:${distro_codename}-proposed"; // "${distro_id}:${distro_codename}-backports"; }; // list of packages not update (regexp supported) unattended-upgrade::package-blacklist { }; unattended-upgrade::automatic-reboot-time "05:00"; unattended-upgrade::automatic-reboot "true"; ...

chown - file owner cannot chmod file, report operation not permitted - Ask Ubuntu

use root copy or create file a.out chown user:user a.out , change a.out owner user now change user, su user use user chmod a.out, chmod 755 a.out ok, problem here. step 4 output : chmod: ./a.out: operation not permitted i run these step on suse, it's work. , chmod can use file owner or root. so, think maybe bug on ubuntu. know this? check file not set immutable, mentioned here: changing ownership: "operation not permitted" - root!

local - avahi dns doesn't work - Ask Ubuntu

this question has answer here: how configure local dns lookup in ubuntu 16.10? 3 answers i'm trying dns resolution of avahi .local domains. i can do: $ avahi-resolve-host-name redacted.local redacted.local 10.xx.xx.xx but not ping redacted.local ping: redacted.local: name or service not known it appears machine not configured use avahi (or assist) it's dns lookups. try adding following /etc/resolvconf/resolv.conf.d/base file: nameserver 127.0.0.1 the ip address might different in case, make sure points server running avahi. reload resolve configuration running: sudo resolvconf -u the system should (also) check avahi server resolve redacted.local ip address.

Unlimited Terminal Scrollback in Server Edition? - Ask Ubuntu

fairly simple question. have very powerful ubuntu 14.04 server edition vm connect via console (unless xencenter isn't console). i found how increase set number, there way make unlimited? tried fbcon=scrollback:-1 but caused issues haha. i fbcon=scrollback:1000000000k but makes me nervous... know it's possible set scrollback unlimited on desktop, guess download gui, set unlimited, , remove gui, i'd rather not. thanks answers!

drivers - Loading Wireless Firmware - Ask Ubuntu

i have laptop 802.11ad chipset wilocity works on windows. whereas, on ubuntu 16.04.1 gives me message firmware missing , not available download driver available in os. have firmware file (wil6210.fw) tried copy /lib/firmware , disable , enable wireless adapters (in-order load firmware) nothing changed , still getting missing firmware message. there more steps need do? here output of dmesg | grep wil [ 12.179378] ext4-fs (sda5): write access enabled during recovery [ 12.946471] ext4-fs (sda7): write access enabled during recovery [ 21.112528] wil6210 0000:02:00.0: wil6210 device found [1ae9:0310] (rev 2) [ 21.130367] wil6210 0000:02:00.0 (unnamed net_device) (uninitialized): csr @ [mem 0xc1200000-0xc13fffff 64bit] -> 0xffffc90002c00000 [ 21.145861] wil6210 0000:02:00.0 (unnamed net_device) (uninitialized): board hardware sparrow b0 [ 21.202753] wil6210 0000:02:00.0 (unnamed net_device) (uninitialized): boot loader struct v2: mac = 04:ce:14:07:59:21 rf = 0x0000 (st...

Severe delay when performing "sudo apt-get update" after upgrade to 16.10 - Ask Ubuntu

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after upgrading 16.04 16.10 "sudo apt-get update" stalls long time when connecting us.archive.ubuntu.com i not have issue on other computers running 16.04 or 16.10 so not internet issue. change software download server us.archive.ubuntu.com archive.ubuntu.com : update addressing comment don't have problem on other machines : check /etc/apt/sources.list , entries in /etc/apt/sources.list.d folder. remove incorrect entries (in case there some) , replace them the original ones . run sudo apt update again, should work fine, way expected.

boot - Ubuntu not booting on dualboot laptop - Ask Ubuntu

i installed dualboot on sony vaio duo 13 laptop windows 10 , ubuntu 16.10. ubuntu installation finished expected when try boot ubuntu gets stuck displaying this: https://www.dropbox.com/s/qdtlo2x4b3q30i5/dsc_0013.jpg?dl=0 windows 10 boot option works expected. one thing mention installed root , home partitions on sd-card. wanted try extend small ssd in laptop. partitions this: laptop ssd: 1. bootloader partition (grub) 2. swap partition 3. windows recovery partition 4. efi system reserved 5. microsoft reserved 6. ntfs partition 7. windows partition (c:\) sd-card: 1. ubuntu root (/) 2. ubuntu home (/home) searching "fixing recursive fault reboot needed" line lead me this: error "fixing recursive fault reboot needed" , tried recommended boot options acpi=off, nomodeset etc. them "loading linux 4.8.0-22-generic ... loading initial ramdisk ..." displayed after grub , nothing more happens. can me getting ubuntu boot properly? in advance!...

sound - Surround 5.1 in Ubuntu 14.04? - Ask Ubuntu

here infos computer: lspci | grep audio 00:05.0 audio device: nvidia corporation mcp61 high definition audio (rev a2) 02:00.1 audio device: nvidia corporation high definition audio controller (rev a1) and aplay -l **** list of playback hardware devices **** card 0: nvidia_1 [hda nvidia], device 0: alc662 rev1 analog [alc662 rev1 analog] subdevices: 0/1 subdevice #0: subdevice #0 card 1: nvidia [hda nvidia], device 3: hdmi 0 [hdmi 0] subdevices: 1/1 subdevice #0: subdevice #0 card 1: nvidia [hda nvidia], device 7: hdmi 0 [hdmi 0] subdevices: 1/1 subdevice #0: subdevice #0 card 1: nvidia [hda nvidia], device 8: hdmi 0 [hdmi 0] subdevices: 1/1 subdevice #0: subdevice #0 card 1: nvidia [hda nvidia], device 9: hdmi 0 [hdmi 0] subdevices: 1/1 subdevice #0: subdevice #0 and lspci -v | grep -a7 -i "audio" 00:05.0 audio device: nvidia corporation mcp61 high definition audio (rev a2) subsystem: asrock incorporation device 3662 flags: bus ...

installing another language fonts in Lubuntu - Ask Ubuntu

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i want type in language(nepalese specific) in abiword or libre office in lubuntu. new linux hoping note: these screenshots outdated , need updated. don't have lubuntu , can't access it. if take updated screenshots , edit them post, appreciated. until (if happens), screenshots stay 10.04 ones. adding keyboard language navigate system → preferences → keyboard . in keyboard preferences dialog, select layouts tab, , click add . you can select country , choose language , keyboard variant. note countries, such united states, may show several languages. once you’ve made selection, can preview on sample keyboard displayed below menu. alternately, on second tab, select language , choose variant. click add when you’ve made selection. now you’ll notice there 2 languages listed in keyboard preferences, , they’re both ready use immediately. can add more if wish, or close dialog. switching between languages manually when have multiple input languages ins...

Vlc on Ubuntu live usb - Ask Ubuntu

i created ubuntu live usb stick , wanted install vlc on it. i downloaded package didn't install. i tried sudo apt-get method, didn't work. is there way how install vlc on ubuntu live without installing on computer? if understand correctly, vlc in repository universe . if not available, must activate repository. can following commands (or gui tool, example synaptic ). sudo add-apt-repository universe sudo apt-get update then should work install vlc with sudo apt-get install vlc

16.04 - Does Canonical Livepatch push updates - Ask Ubuntu

i reading blog http://insights.ubuntu.com/2016/10/31/dirty-cow-was-livepatched-in-ubuntu-within-hours-of-publication/ explained how livepatch users got dirty cow fix quickly. what know is, canonical push out security updates, or pulled in scheduled update task? your question imo quite broad , security complex topic. ubuntu security notices here - https://www.ubuntu.com/usn/ to answer question, no ubuntu not "push" on you, have update system. updates include bug fixes , security patches. you can automate security updates if desire - how can install security updates command line? ubuntu uses apparmor guard against 0 day exploits. see https://wiki.ubuntu.com/apparmor , https://help.ubuntu.com/community/apparmor although not sure if apparmor work in situation suspect not. other security models exist although not believe effective against dirty cow.

14.04 - No windows after installing Ubuntu - Ask Ubuntu

yesterday installed ubuntu, however, after install had finished there no bootable operating systems. neither windows 10 or ubuntu launch. after reading around found repair boot, made live cd, , "fixed" grub. allowed me launch ubuntu os still not let me launch windows 10. this brings me few hours ago. since have not been able fix system launches win10. can mount hard drive had win10 os on , not touched during ubuntu setup, have tried methods here (except manually writing entry) . i have tried booting on hdd has partition win10 provides me black screen , flashing white line. same result had before ran boot repair , got ubuntu work. so asking how can boot windows, either booting onto hard drive contains or adding grub ubuntu launches off? edit i forgot mention secure boot disabled not issue here edit lsblk name maj:min rm size ro type mountpoint sda 8:0 0 58.7g 0 disk ├─sda1 8:1 0 243m 0 part /boot ├─...

flash - How Do I Play RuTube Videos in Firefox? - Ask Ubuntu

this question has answer here: get latest flash player on ubuntu 3 answers i'm using firefox browser. navigate rutube.ru , try play video. message says "can't load plugin". i'm sure has flash. how these videos play in firefox? i'm using ubuntu 16.04.1 , latest firefox updated via ubuntu package manager. enable canonical partner , install adobe-flashplugin package installs plugins both firefox , chromium.

paths - Ubuntu command ./ - Ask Ubuntu

this question has answer here: what meaning of ./ before given path? 4 answers i wondering command ./ example: ./ts3client_runscript.sh start thanks help. it's not command, it's location in filesystem. . current working directory, , / path separator. doing command, specifying file in current working directory. can without ./ except when want execute file, so, in command ./ts3client_runscript.sh start you telling shell execute file. can execute file not in current working directory specifying path it, example /bin/uname long file executable, , ./ specifying path in same way.

How to get nvidia-persistenced daemon to work properly? - Ask Ubuntu

i have graphical issues on login when i'm using intel gpu. checked boot logs , shows nvidia persistence service failed load on intel gpu. after running systemctl status nvidia-persistenced.service found nvidia-persistenced tries run following command /usr/bin/nvidia-persistenced --user nvidia-persistenced --no-persistence-mode --verbose /usr/bin/nvidia-persistenced doesn't exist. does know how nvidia-persistenced run properly? at least nvidia-375==375.66-0ubuntu0.16.04.1 sudo ln -s /usr/lib/nvidia-375/bin/nvidia-persistenced /usr/bin/nvidia-persistenced looks enough. please mark bug affecting too: https://bugs.launchpad.net/ubuntu/+source/nvidia-persistenced/+bug/1693123

apt - Cannot install any packages after update. Additional packages don't get included - Ask Ubuntu

there software update on 16.04 , after installing updates, can't install new packages easily. doesn't list out additional packages required anymore. example: apt-get install skype following packages have unmet dependencies: skype : depends: skype-bin apt-get install skype skype-bin following packages have unmet dependencies: skype-bin:i386 : depends: libqtgui4:i386 (>= 4:4.8.0) not going installed apt-get install skype skype-bin libqtgui4:i386 following packages have unmet dependencies: libqtwebkit4:i386 : depends: libqt4-opengl:i386 (>= 4:4.5.3) not going installed it.... in past, when tried sudo apt-get install skype list additional packages. and aptitude: (sometimes aptitude works fine, downloads needed) sudo aptitude install skype following new packages installed: libaudio2:i386{a} libdbusmenu-qt2:i386{a} libice6:i386{a} libmng2:i386{a} libmysqlclient20:i386{a} libqt4-dbus:i386{a} libqt4-declarative:i386...

java - Error installing openjdk-7 - Ask Ubuntu

this question has answer here: how install openjdk 7 on ubuntu 16.04 or higher? 6 answers i tried installing opendjk-7 in way suggested here , error: w: repository 'http://ppa.launchpad.net/openjdk-r/ppa/ubuntu yakkety release' not have release file. n: data such repository can't authenticated , therefore potentially dangerous use. n: see apt-secure(8) manpage repository creation , user configuration details. e: failed fetch http://ppa.launchpad.net/openjdk-r/ppa/ubuntu/dists/yakkety/main/binary-i386/packages 404 not found e: index files failed download. have been ignored, or old ones used instead. there no pagckage ubuntu 16.10 (yakkety). check openjdk-r/ppa/ubuntu/dists/ . try install openjdk9 instead sudo apt-get update sudo apt-get install openjdk-9-jdk

16.04 - Resize partition - Ask Ubuntu

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recently reinstalled ubuntu server (16.04), having trouble resizing partition(s). during installation, specified partition should 200gb (of 500gb). did because have identical computer smaller drive (250gb disk). if went wrong computer, simple restore on other computer , have , running again in no-time. now, sure specified 200gb disk size. if @ df -h says 200gb. (note: says 180gb arguments sake keep simple). so, once had server installed , configured, wanted extend partition include remaining 300gb of disk space. however, when @ gparted screen it doesn't have unallocated disk space available. do, however, have unused space. perhaps understanding of partitioning in ubuntu incorrect. understanding that, if specify 200gb disk space, have 300gb of unallocated space. or @ least space can still allocate something. cannot resize in gparted seen in screenshot. what did wrong , possible resize root folder max disk space? edit: per request, output of sudo lvdisplay ...

server - Single application kiosk mode Linux mirroring via xrdp - Ask Ubuntu

i need in understanding how set screen mirroring under ubuntu server. i have simple light kiosk system built on ubuntu server. nodm , matchbox-window-manager starting app on system. want able mirror screen kiosk windows system. i tried xrdp , remote desktop combination, doesn't seem work out of box. xinitrc ist pretty basic starting matchbox , starting app. couldn't find similar questions. i can provide additional information in order clarify issue. thnx

Unity doesn't load, no Launcher, no Dash appears - Ask Ubuntu

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when login, nothing happens. i presented desktop wallpaper. no dash, no launcher, nothing. you need turn unity plugin on. problem pain in bottom because you've got no graphical method this. so: try open terminal ctrl + alt + t . may not work can try right clicking on desktop , selecting "open terminal here." otherwise, may need change "hard" terminal pressing ctrl + alt + f1 , log in. install compizconfig-settings-manager running sudo apt-get install compizconfig-settings-manager then run this: display=:0 ccsm & the first part tells terminal display want load on (otherwise won't have clue). if switched tty in step 1, switch graphical server pressing ctrl + alt + f7 (or ctrl + alt + f8 sometimes). there there should compizconfig settings manager waiting you. find unity plugin. enable it. asked "ubuntu unity plugin requires plugin opengl. enable ubuntu unity plugin / enable opengl" everything should spring l...

boot - How to bypass smartmontools scan at startup? - Ask Ubuntu

i have smartmontools installed daemon on lubuntu 16.10 machine. configured regular scans, unable boot machine because lubuntu boots message saying "/dev/sdb1 "clean..." etc , persists literally hours. how can interrupt , cancel smartmontools scan @ startup?

16.04 - Nvidia 304.132 driver update wont boot - Ask Ubuntu

my system updated driver 304.131 304.132. how restore 131 driver? system wont boot under 304 , had purge nvidia , use nouveau. nvidia driver geforce9400m. 2009 macbook 5,2. thanks in advance. reported/confirmed bug #1639180. had same problem , ended manually installing nvidia-304.131 (you have first install mtrr patch nvidia run file).

How to fix battery problems in Ubuntu 16.04 Acer Laptop with 940 MX? - Ask Ubuntu

my laptop used 12 hours of battery life in windows. i'm getting 2-3 in ubuntu. windows had software shut off gpu unless required, don't think ubuntu has same functionality. i've looked tlp/powertop , bbswitch, can't figure out if bbswitch work 940 mx. there way can fix laptop's battery life?

keyboard - Unity launcher not triggered with Super key - Ask Ubuntu

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i started using new dell xps 13 developers eddition ubuntu 16.04. used triggering unity launcher super / windows key, , triggering list of shortcuts holding key. however, default setup, hitting super alone nothing. in addition, when try assigning super trigger unity launcher unity-tweak-tool not let me (though can assign trigger key). notice in unity-tweak-tool , nothing shows shotcut "show launcher". if click "restore defaults" same. i have confirmed super works fine when paired other keys. is there way me trigger unity launcher super has been default in t past? curious why not working out of box. maybe dell changed things, i'd ask them 1st if laptop came ubuntu. otherwise install compizconfig-settings-manager & in unity plugin > launcher, see screen. x button on far right sets default super & enabled.

networking - How to share internet through wifi - Ask Ubuntu

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this question has answer here: how create wifi hotspot sharing wireless internet connection (single adapter)? 7 answers in windows use netsh wlan command. how can use in ubuntu 16.10 plug computer via ethernet , make anew connection hotspot. use images guides.

apache2 - cant run php file - Ask Ubuntu

this question has answer here: php script not executing on apache server 4 answers i started working on ubuntu 16.04 mini, , star working on php. when create php file , put in directory /var/www/ubunturock/dummy.php , run apache server , when go address ubunturock/dummy.php php code file. idea? here php code well: <?php $servername='localhost'; $username='root'; $password='root'; $schema='demir'; $conn=mysql_connect($servername, $username, $password) or die('connection failed : ' . $conn-> connect_error); mysql_select_db($schema); $result=mysql_query('select * topics'); echo '<h1>all topics</h1><br>'; echo '<table>'; echo '<tr><td>id</td><td>name</td></tr>'; while($row = mysql_fetch_assoc($result)){ echo '...

apt - What happens to dependent Debian packages when you upgrade a Debian package? - Ask Ubuntu

let's have debian package a-1.0.0.deb (which contains library), , package b-1.0.0.deb (which contains service) depends on a library. let's want upgrade a-1.0.1.deb . according this document , dpkg goes through pretty involved algorithm figure package maintainer scripts called each package part of upgrade process. if of these steps fail, a can left in sort of limbo state (for example, "half-installed"). however, when break a , b broken since depends on a . question dpkg have built-in way deal situation? b 's install status change depending on a 's status? ideally dpkg have built-in functionality move b installed state state (so b service can stopped & restarted when a healthy), can't find in dpkg documentation suggests done. if dpkg doesn't handle situation intelligently, apt ? from have experienced not have read. however, when break a, b broken since depends on it. question dpkg have built-in way deal si...

apache2 - How do I purge PHP 7, install PHP 5.6, and still get phpMyAdmin? - Ask Ubuntu

i have local testing machine, fresh install of ubuntu mate 16.10. default php installation php 7. however, need run php 5.6 in order keep inline servers develop for. i tried remove php 7 , install php 5.6 using instructions in this answer , this answer . it seemed have both php 7 , 5.6 installed side side, switch apache use php 5.6, after attempting have set up, there problems. may wrong, appeared apache still connecting php 7 modules, or @ least php 5.6 installation not successful. whatever happening, sites breaking. so, thought might try purge php 7, but, took away modules wanted keep, such phpmyadmin. if try install phpmyadmin via apt-get, php 7 modules installed. i'm afraid tinkering has left system in bit of mess, i'd clean things , start fresh. end, i'd purge php 7, install php 5.6, , install phpmyadmin. or, @ least, need have system works servers develop for, php 5.6 installed (in other words, purging php 7 not goal, making php 7 not interfere in way ph...

Can't get a script to run on starting an ec2 ubuntu server - Ask Ubuntu

so have ec2 instance setup, in order work way i'd to, need execute script every time ec2 instance started, life of me cannot script start when start instance. ec2 instance ubuntu server 16 , here's i've tried far adding @reboot /path/to/myscript.sh crontab root user adding myscript.sh /etc/init.d folder /etc/init folder adding /path/to/myscript.sh rc.local copying script /var/lib/cloud/scripts/per-boot manually executing script root work perfectly, none of above methods has worked me, i'm not sure possibly missing here. if matters, i'm trying accomplish use yas3fs mount s3 bucket fs /mnt contain media. unfortunately yas3fs doesn't work in fstab , need execute mounting command script. first, make sure file executable. set execute permission on script: chmod +x /path/myscript.sh enable logs : out exact problem. @reboot /path/to/myscript.sh > /path/cronlog.log 2>&1

sound - How to adjust application-specific volume in Lubuntu? - Ask Ubuntu

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i'm using lubuntu(lxde + openbox), miss omnipotent control on audio in ubuntu, screenshot below: i want adjust application-specific volume, e.g., of virtualbox(since adjusting volume in guest os doesn't work though audio drivers installed), how can achieve this? i tried alsamixergui , pavucontrol(pulseaudio volume control) , don't offer such fine-grained controls.

nautilus - How can I create new "gksu" command based on pkexec? - Ask Ubuntu

when google “gksu gedit” 1 of top entries ( how run gedit , nautilus root ) advises gksu usage frowned upon: gksu hasn't been updated since 2009 , is not recommendedany more. in fact, ubuntu no longer ships with gksu by default (though may installed many of you, because apps still depend on it) , may removed @ point. a link askubuntu ( why gksu no longer installed default? ) suggests pkexec should used instead doesn't provide clear , concise steps this. how can use pkexec within new wrapper shell script called gsu supports both gedit , nautilus ? i feel wrapper script called gsu appropriate because "muscle memory" type gksu time , don't want have type pkexec instead. additionally pesky gtk warning messages disappear. terminal prompt right away instead of waiting editor or file manager end. au duplicates: i've searched many q&a none asking (or offering how to) give complete solution gsu wrapper script call pkexec , insta...

How to install indicator Netspeed in Ubuntu 16.10? - Ask Ubuntu

i trying install indicator netspeed in ubuntu 16.10 using following commands: sudo apt-get install build-essential libgtop2-dev libgtk-3-dev libappindicator3-dev git-core git clone https://github.com/ggleb/indicator-netspeed-unity.git cd indicator-netspeed-unity make sudo make install indicator-netspeed-unity & unfortunately, returns error... ** (indicator-netspeed-unity:6641): warning **: couldn't register accessibility bus: did not receive reply. possible causes include: remote application did not send reply, message bus security policy blocked reply, reply timeout expired, or network connection broken. (indicator-netspeed-unity:6641): glib-gio-error **: settings schema 'apps.indicators.netspeed-unity' not installed have considered try indicator netspeed unity ? fork of mgedmin's netspeed indicator . despite name, should work panel supports appindicators. quote webupd8 article. indicator netspeed unity heavily modifie...

boot - Ubuntu never finishing suspend, manually turned off power, next restart will not finish, what should I do? - Ask Ubuntu

i tried put ubuntu 16.04 suspend mode, never finish it. then manually turned off power. next, turned on power, booting stalls @ following displayed: rootnew: clean, 705452/12829104 files, 7777458/51195904 blocks where rootnew partition root '/' what best should out of panic state, , resume working condition? thanks in advance! i recovered, booting recovery mode, , using fsck recover menu clean file system. it's indeed due corrupted boot file system, fsck there found corruption, , cleaned it, possible resume normal reboot.

partitioning - Dual Boot Mistake, Tell Me Where I Likely Went Wrong - Ask Ubuntu

x-post ubuntu budgie google+ group.. hello, here explain me went wrong install? ran issue had windows 10 configured on ssd, , wanted install ubuntu budgie on dual boot purposes. made way leaving 2 of 3 windows partitions, windows partition got rid of recovery partition manually re-formatted swap space, fourth (and last) partition formatted ext4 linux os. after installed , running first red flag noticed windows did not appear in boot list when restarting machine , selecting boot options, dismissed @ first , continued on. after software center (update all) run through restarted , was given black screen login box. still kept username , showed computer name (nemo) in top left after entering password screen regenerate , put me endless loop of signing in. apologize crap terminology , noobie question, i'm trying started linux can migrate daily computing macos on linux distro proving quite difficult. i'm in process of reinstalling windows fresh on wiped ssd, , i'm considering...

drivers - Brother MFC-J430W printer receiving data, but not printing anything - Ask Ubuntu

i'm using ubuntu 16.04, , i'm trying brother mfc-j430w printer work. downloaded , installed driver install tool brother's website . unzipped , followed instructions on instructions page with sudo bash linux-brprinter-installer-2.0.0-1 mfc-j430w it worked, , computer sees printer. when try print, can see on printer's screen says "receiving data" stops , goes default screen. when go ubuntu's printer menu , click "show completed jobs" shows i've tried print. brother's install page says should expect prompt says will specify deviceuri ? but instead got list of 16 choices , prompt said select number of destination device uri. and chose 16, like usb://brother/mfc-j430w?serial=brod3f970004 i ended getting work removing whitespace path leading file, example: /media/user/data/downloads/favorite folder/look @ spaces/linux-brprinter-installer-2.0.0-1 became /media/user/data/downloads/favoritefolder/lookatthespaces...

xrdp - xdrp on Ubuntu 16 - Ask Ubuntu

i new linux , installed ubuntu 16.04 xenial cinnamon desktop environment. how enable enable xrdp on server installation? thanks if using ubuntu 16.04, can try following step 1 - install tigervnc step 2 - install xrdp package (sudo apt-get install xrdp) step 3 - done detailed instructions can found here if want more adventurous, can try compile xrdp 0.9 well, can find detailed instructions here hope see ya

server - ls command not working under ubuntu 16.04 - Ask Ubuntu

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i looked question of ls command not working in ubuntu 14.04 . i exact same error. ls: unrecognized option '--color=auto' busybox v1.22.1 (ubuntu 1:1.22.0-15ubuntu1) multicall binary. here output of question @eliah kagan asked in comment above question: $mount $df -h type -a ls file /bin/ls ls command output ls: unrecognized option '--color=auto' busybox v1.22.1 (ubuntu 1:1.22.0-15ubuntu1) multicall binary. lsb_release output apt-cache policy coreutils i looking @ grub.cfg , did not save changes when exited, started getting error. can provide pointers of possible fix? examine current definition of ls type ls it typically respond with ls aliased `ls --color=auto' if not take inside ~/.bashrc , section there default ... if not there put ~/.bashrc # enable color support of ls , add handy aliases if [ -x /usr/bin/dircolors ]; test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "...

wireless - 16.04.1 LTS server drops wifi connection when ethernet disconnects (NUC6i5SYH) - Ask Ubuntu

tldr: headless server connected via ethernet on 1 ip , wireless on another. live ssh sessions on each. pull ethernet cable, wireless gets torn down along it. details: setting new nuc6i5syh headless media server. it's not important me thing connect wifi, wandered down path of headless wifi management education of all. fresh nuc box, built-in wifi left unconfigured during initial bios setup. while connected via ethernet, installed network-manager , nmcli, , got wifi connection , going: sudo nmcli device wifi connect <ssid> password xxxxx (this cmd had repeated few times varying errors succeeded , stuck) ssh wireless ip. pull ethernet cable. both connections torn down. router tells me wired , wireless mac not connected, no ip addresses either. it's repeatable: connect ether, wireless comes it, disconnect ether, wireless disconnects it. on reboot no ethernet cable, wireless comes , connects champ. (but plugging in ethernet cable not ip, seems that's ...

14.04 - Firewire devices do not show up in /dev - Ask Ubuntu

i having trouble pci firewire card in ubuntu 14.04 lts. worked fine has been unused while , no longer works. card shows in lspci: 00:00.0 firewire (ieee 1394): via technologies, inc. vt6315 series firewire controller (rev 01) subsystem: via technologies, inc. vt6315 series firewire controller kernel driver in use: firewire_ohci however, not fw0 , fw1 in /dev before, cannot use card. how go troubleshooting this?

How do I uninstall dkms modules if there are two of them? - Ask Ubuntu

i have 2 dkms modules in same version: $ dkms status rtl8812au, 4.3.14, 4.4.0-45-generic, x86_64: installed rtl8812au, 4.3.14, 4.4.0-47-generic, x86_64: installed when tried dkms uninstall -m rtl8812au -v 4.3.14 uninstalled second one. how uninstall first one? thanks! you don't have 2 dkms modules. have one dkms module built two different kernel versions. as rule of thumb shouldn't manually uninstall dkms modules kernels still installed unless have specific reason. if want uninstall module particular kernel, can refer dkms(8) manual : -k <kernel-version>/<arch> the kernel , arch perform action upon. can specify multiple kernel version/arch pairs on command line repeating -k argument different kernel version , arch. however, not actions support multiple kernel versions (it error out in case). arch part can omitted, , dkms assume want arch of running system. so command uninstall module in question kernel 4.4.0-45-generic is...

apt - Not able to locate initial-status.gz. What might be the problem here? - Ask Ubuntu

i running ubuntu 16.04 , trying salvage list of packages installed failed find initial-status.gz archive when looked in /var/log/installer/ . what possibly issue? it's worth mentioning new this, it'd great if break as possible, in order me digest whatever is. thank you. :) as i've seen mine last thing created in folder while installation. may didn't reach step, see with: sudo ls -lt --time-style=full-iso /var/log/installer/ if new installation , may for: ls -lt --time-style=full-iso /var/lib/dpkg/status* ubiquity compresses status file @ end of installation process. status-old file backup copy. be aware /var/lib/dpkg/status & /var/lib/dpkg/status-old reflect current , previous of packages respectively , updated each package installation/removal operation. in other hand, /var/log/installer/initial-status.gz left after ubuntu (system) installation.that's why said "if installation new/fresh" . if relatively new (few da...

wireless - Wifi is very slow on ubuntu 16.10 - Ask Ubuntu

i installed ubuntu 16.10 , wifi slow. turned off power managment , still slow. please advice. after lspci -knn | grep net -a2 : 02:00.0 network controller [0280]: intel corporation wireless 7260 [8086:08b2] (rev 73) subsystem: intel corporation wireless-n 7260 [8086:4262] kernel driver in use: iwlwifi

software installation - Setting up Ogre Game Engine in Ubuntu Desktop - Ask Ubuntu

what method use install ogre game engine in ubuntu 16.10? 1 of these 3 options .deb file ppa wget or else? to install ogre-1.9 in ubuntu 16.10, follow steps given below :- to install ogre3d libraries , development tools, run commands given below(one-by-one) terminal :- sudo apt-get update sudo apt-get install libogre-1.9-dev then follow tutorial of setting application - linux on ogre wiki

16.04 - No sound (no sound HW on my account) - Ask Ubuntu

(i have ubuntu 16.04) sound worked great until last restart... see nothing on "sound configuration->output", there's nothing can configure there... if add bluetooth sound device, can link device, it's not showed there... ... hardware there before start session , it's there when start guest session (with guest see sound hardware , works normally, user, dessapears ...) updated kernel (4.8.2) , remove previous 1 before last restart. thank in advance solved: renamed '~/.config/pulse' folder 'pulse_verr' (open terminal, cd .config (pwd should show ~/.config) , there, mv pulse pulse_verr creates new pulse folder , sound icon shows again volume. knew configuration problem, so...

rsync - How to quickly copy 750Gb of data from 1Tb Elements external hard drive to 2Tb external hard drive - Ask Ubuntu

please explain me step-by-step example or screenshots. tried copying data using rsync , cp failed , data copied slowly. i assume these usb drives. if case bound slow copy speeds. disk speeds, file size, file count, file path length play copy speeds. cifs data slower copy nfs data. there lot of factors involved. if cifs data try richcopy multithreaded. if nfs data stick rsync.

software installation - Failure to download extra data files [pepflashplugin-installer] download issue - Ask Ubuntu

i've searched through messages relating issue & have tried solutions still persistent box pops up. happened after recent software update couple of weeks ago. i've tried solutions found here: pepflashplugin-installer doesnt download properly still have problems. when re-installed, got info in terminal: unpacking flashplugin-installer (11.2.202.644ubuntu0.16.04.1) ... processing triggers update-notifier-common (3.168.2) ... flashplugin-installer: processing... flashplugin-installer: downloading http://archive.canonical.com/pool/partner/a/adobe-flashplugin/adobe-flashplugin_20161108.1.orig.tar.gz get:1 http://archive.canonical.com/pool/partner/a/adobe-flashplugin/adobe-flashplugin_20161108.1.orig.tar.gz [27.2 mb] fetched 27.2 mb in 8s (3,385 kb/s) w: can't drop privileges downloading file '/var/lib/update-notifier/package-data-downloads/partial/adobe-flashplugin_20161108.1.orig.tar.gz' couldn't accessed use...