33
votes
0answers
1k views

How do I enable Ubuntu to suspend the machine using LUKSsuspend during sleep/hibernate

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
13
votes
0answers
336 views

Diskless Boot with IPv6

at our work we are using around 80 diskless machines running Ubuntu. We want to make the transition to IPv6, so now I'm trying to get our diskless system to work with IPV6. The transmission of the ...
10
votes
0answers
692 views

How to disable KDE's brightness OSD?

I am using lightum to automatically control the screen's brightness depending on the surrounding light (on a Retina MacBook Pro). The problem is, though, that KDE picks up the change and displays the ...
7
votes
0answers
114 views

How to lock ubuntu device orientation in portrait or landscape from user input?

I am working on a reader app to be used on Ubuntu-Touch. When reading books from the app it would be a helpful feature to lock the orientation in either portrait or landscape. This would be useful ...
6
votes
0answers
207 views

What actions does Ubuntu trigger when battery is low?

When the battery is low, the screen gets dimmed after a few seconds already. This appears to be some special power-saving mode, and might be related to the time in ...
6
votes
0answers
2k views

Keyboard layout identical to “US Extended” on Macbook Pro

I am running Ubuntu 13.04 on a Dell machine and I want to have the exact same keyboard layout as I have on my other machine, which is a Macbook Pro with an International English keyboard. On the Mac I ...
6
votes
0answers
4k views

How Do I Get Rid of “Broken NVIDIA RandR detected, falling back to RandR 1.0”?

My short question is: How do I get rid of the RandR error below, while still using a proprietaty nVidia driver package (e.g. 304) ? The gore follows. A fresh install of wine 1.5 (latest, from ...
6
votes
0answers
2k views

Tata Docomo Photon 3g not working on 12.04 LTS

I recently upgraded from Tata Photon+ to Tata Docomo Photon 3G, however Ubuntu is not recognizing the device itself. I tried manually adding the device in Mobile Broadband section, using different ...
5
votes
0answers
44 views

How to see, which key is pressed, as seen by unity window manager?

After a system crash, the shortcuts I use for switching the workplaces with Mod_3 modifier (e.g. Mod_3 + Left to switch workplace left) ceased to work. I use the following .Xmodmap script: remove ...
5
votes
0answers
221 views

Ubuntu volume control slider moves strangely

I have a really strange problem with the volume control of Ubuntu 14.04. When I move the slider it jumps from side to side and does not follow my mouse pointer. When I remove my mouse pointer from the ...
5
votes
0answers
57 views

How to enable cpuset on Ubuntu 12.04?

I have set up CPU sets with cset in Ubuntu 12.04, but they are not respected. Processes just use all the CPU they can, no matter what set they are assigned to. It seems that cpuset is not enabled. ...
5
votes
0answers
1k views

problem Kernel panic - not syncing: fatal exception in interrupt drm_kms_helper:

I'm having a problem with my Dell Inspiron 1564, I am getting this error: problem Kernel panic - not syncing: fatal exception in interrupt drm_kms_helper:: panic occurred, switching back to text ...
5
votes
0answers
364 views

Custom paper size = Processing - Not Connected?

I am trying to print a custom paper size of 105.00 inches x 23.39 inches (the GLDT for my office :D). Whenever I try a custom paper size, the job sits in the queue with the message Processing - Not ...
5
votes
0answers
575 views

Display problem when adjusting brightness in ubuntu 12.04

Recently I installed Ubuntu 12.04 on my Dell 1554 laptop. I was adjusting my screen brightness when this happened : this has become a recurring problem which is really annoying. I also want to ...
4
votes
0answers
146 views

Internet conection problem when updating Ubuntu 12.04 to 14.04 Server

Upgraded my server's software from Ubuntu 12.04 to Ubuntu 14.04 and now the server cannot access the internet. I can ping devices on my LAN, including my modem. When I try to ping any site on the ...
4
votes
0answers
244 views

Webcam isn't working in Ubuntu 14.04

I'm using Ubuntu 14.04 x64(Lenovo G510, intel i5) but cheese is not working, nor skype. The first thing I did was sudo apt-get install build-essential linux-headers-`uname -r` I then tried to ...
4
votes
0answers
69 views

Can I make the Gnome 3 overlay show the current wallpaper rather than the wallpaper on login?

I'm using Gnome 3 (GNOME Shell 3.10.4) and I have a script that changes the wallpaper using gsettings set org.gnome.desktop.background picture-uri <file>. This works just fine with regards to ...
4
votes
0answers
504 views

Force Enable Hardware Acceleration in Firefox

Currently, in about:support (Firefox 30) the "Graphics" section states the following: Now, I know that Firefox has (for whatever reason) disabled the hardware accelerated features for Linux users. ...
4
votes
0answers
64 views

Launchpad: CLI “Copying packages”

I'm using Launchpad to upload a .dsc, a debian.tar.gz and a .orig.tar.xz. The orig archive contains both i386 and amd64 files, and I use debian/rules to build different architecture packages. But it ...
4
votes
0answers
1k views

Ubuntu 14.04 Bluetooth adapter not found

I have multi-booted Ubuntu 14.04 alongside the pre-installed Windows 8.1 on my uefi-enabled HP Envy 15 Notebook. My WLAN card is a combo card, Ralink3290. The problem is that my wifi works just fine ...
4
votes
0answers
51 views

Gnome Shell Extension Development

I do my first steps in developing gnome 3 shell extensions. Actually I try to realize this simple thing: I want to suppress the annoying "Application xyz is ready" notification. After a bit of ...
4
votes
0answers
174 views

Cant bind guake on F12 key

After ubuntu update to 13.10 guake didn't appear on F12 key. I tried to change it to another F-key, but get message: "Unable to bind global F12 key". Any ideas how to get this to work again?
4
votes
0answers
198 views

How can I make all applications use Nemo's file selection dialog instead of Nautilus?

I switched to nemo a long time ago, because I think it's superior to nautilus in many ways. One small thing bothers me however: Whenever I want to open a document in gedit (or evince, but I'm sure ...
4
votes
0answers
756 views

Scrolling with a touchscreen 14.04

I am having trouble configuring the touchscreen on my Asus n550jv to scroll with one finger in web browsers, office applications, etc on Ubuntu 14.04. Oddly, scrolling works in the settings apps and a ...
4
votes
0answers
759 views

Different behaviour in 12.04 and 14.04 when laptop lid closed with external monitor

I upgraded from 12.04 to 14.04, and notice a different behaviour in multi-monitor mode. In 12.04, when I plugged in the external monitor and then closed the laptop lid, the laptop would not suspend ...
4
votes
0answers
343 views

Is Bluez (bluetoothd) not sending DBUS method_call SelectConfiguration upon Connection? If so, how do I catch it?

UPDATE : not solved yet, but part of a solution. See below. I am attempting to connect my iPod or other smart device to my laptop (Kubuntu 13.10) via bluetooth and stream a2dp-encoded music to a ...
4
votes
0answers
71 views

How to remap pgup and pgdown to home and end Thinkpad X1 Carbon Ubuntu 13.10 Gnome-shell

I have used the xmodmap technique, I even made a file called .Xmodmap and put it in the start up commands in the gnome tweak tool, but there are still occasions where the buttons don't perform what I ...
4
votes
0answers
121 views

xsetwacom can't map keys correctly

I recently bought a Wacom Intuos listed with xsetwacom as Wacom Intuos PT M. I figured out how to configure the buttons and actions, but when I try to set any button to some particular letters, they ...
4
votes
0answers
90 views

Virtualbox - how to route sound from Ubuntu host to Windows guest?

Is it possible to route my audio output from my Ubuntu Host to my Windows 7 Guest in Viurtualbox? So it appears as a line input? I'm thinking of connecting windows to my PulseAudio server, but as far ...
4
votes
0answers
310 views

Cannot run MonoDevelop 4.2 with XSP4

Gents, I'm new on Linux and I tried to start .NET under Ubuntu when I start debugging a sample from MonoDevelop ASP.NET app it gives the following error: Could not launch web server. The "XSP4" web ...
4
votes
0answers
39 views

High-level library for Unity Dash?

I've wanted to write a GTK+ version of Unity Dash for some time. I think it could be useful for Xfce, Gnome Flashback, elementaryOS, etc. Before I start doing anything about it, I'd like to know if ...
4
votes
0answers
160 views

Sound from bluetooth speaker seems to freeze often and is out of sync with the video

Computer Model: Dell Inspiron N5050 (laptop). Version of Ubuntu: Have checked in Ubuntu 13.10 and 13.04 Model of Bluetooth speaker: Bose Soundlink mini bluetooth speaker Description of issue: Issue ...
4
votes
0answers
114 views

About the calendar on the top bar

So Ubuntu has this calendar on the top bar(Unity). Now whenever I open it and click on a day, it gets highlighted with bright orange color. If I close it now and open it again after like 1 or 2 days, ...
4
votes
0answers
1k views

Canon LBP3100B Printer => CAPT driver is installed => when I try to start ccpd, I get this: `Check the DevicePath of /etc/ccpd.conf`

OS: Ubuntu 13.10 64 bit Driver: CAPT v2.60 -> debian package 64 bit Printer: LBP3100B Regarding to this "Answer", I've installed the canon CAPT driver on my machin, but when I try to ...
4
votes
0answers
2k views

Problems with mtp on Nexus 4 and Ubuntu 13.10

I have had some sort of scripts installed (I think that they were something with go-mtpfs ) but I cannot get those running anymore after upgrade to 13.10. Basically what happens now is when I plug in ...
4
votes
0answers
1k views

Does ubuntu support “@reboot” in crontab

Does ubuntu support "@reboot" in crontab ? I find documentation suggesting it is supported, but web chatter asserts it is not. I cannot make the @reboot section work. The "after midnight" section ...
4
votes
0answers
523 views

FTPS client, preferably integrated in Nautilus?

I like Nautilus for FTP/WebDAV, but how to use it with an FTPS server? When I enter ftps:// Nautilus says Don't recognize this file server type. Is there any plugin? Or something as quick and ...
4
votes
0answers
2k views

How to install hp scanjet 200 in Ubuntu 12.04?

Unable to scan with hp scan-jet 200. When I type lsusb command in terminal it shows the scanner details. I opened the simple scan which displays no scanners found, and x sane image scanners also ...
4
votes
0answers
392 views

Conexant Modem running under Ubuntu 12.04 LTS

I've bought a USB 56k Dailup-Modem for using HylaFax later on. The Modem gets recognized by the system via lsusb as follows: Bus 006 Device 002: ID 0572:1329 Conexant Systems (Rockwell), Inc. But ...
4
votes
0answers
79 views

Unable to read text when using a dark theme

Anytime I install a dark theme I am unable to read the text in the software center as well as many other applications because the text is white and the software center background is also white. Does ...
4
votes
0answers
3k views

run Ubuntu Touch Developer Preview on desktop?

Is there a way to run the Ubuntu Touch Developer Preview in an emulator or VirtualBox on 13.04 desktop? Id like to develop a cross-platform app but I do not have a device I can flash the touch preview ...
4
votes
0answers
3k views

How to re-add accidentally removed hard drive in RAID5

I have a NAS on Ubuntu Server with 4 2TB hard drives in RAID 5. A couple of weeks ago, one of the hard drives died, but my RAID was working, although degraded. Luckily it was still under warranty and ...
4
votes
0answers
116 views

How do I enable pressure for my Wacom Intuos L?

I saw a few answers that give a very long procedure to install some drivers but they are very old. The tablet works but there is no pressure sensitivity Not in Krita, MyPaint or Gimp.
4
votes
0answers
238 views

Equalizer to cut specific frequencies on microphone input

Does ubuntu have a utility which can adjust levels for specific INPUT sound frequencies? We are doing video conferencing and one of our co-workers has a lot of unavoidable ambient noise. He would ...
4
votes
0answers
324 views

High number of ethernet errors. Tool for testing the ethernet card?

I have an Asus Sabertooth X79. I often get corrupted files. I checked the RAM, but memtest finds no errors. To avoid the possibility of disk errors, I tried copying the files to tmpfs. If I copy ...
4
votes
0answers
353 views

Empathy Chat: People Nearby text chat OK but file transfer fails. Why? How to troubleshoot?

Problem: Chat works (sending text and smileys) with the "People Nearby" feature but sending files silently fails. Going to Contact > Send File presents the sender with a file chooser and no error is ...
4
votes
0answers
100 views

How to stop reordering of the same kind multiple preview windows in task switching?

When using task switching in the default graphical mode of Ubuntu 12.04, if they are multiple windows of the same kind, eg. multiple Terminal windows, you can see them all together and select which ...
4
votes
0answers
281 views

How to find *why* I can't bind some keyboard shortcut (or which app took it)?

In short: is there (under Unity) any way to find out which application grabbed some global shortcut? I do not ask for "standard shortcuts" but for some way to get information about actual shortcuts ...
4
votes
0answers
244 views

kswapd0 is taking a lot of cpu

kswapd0 is taking 99.9% of my CPU as top shows me, the problem appeared today when gaming and first time it went away after 6 minutes and now it has been doing it for about 20 minutes. How is this ...
4
votes
0answers
233 views

User Mode Linux on ARM

I usually use UML but seems ARM architecture doesn't support it. Can I use UML on ARM? Before this I shared tiny servers with my friends. Now, I bought ARM based server. Anybody knows how to use UML ...

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