Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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6
votes
0answers
145 views

locked Ubuntu screen - apps do not detect locked status

I use Ubuntu 12.10 (happens also in 14.04) but I did not really like Unity GUI because of performance issues and total inability to easily customize launcher. So I switched to Xubuntu, which is much ...
6
votes
0answers
3k views

Google Chrome not able to identify my webcam

Chrome has suddenly stopped accessing my camera. Whenever I go to a website that tries to use my camera, I see a text that says camera : none available When I go to media settings, I see that Chrome ...
6
votes
0answers
1k views

Cannot make mobile broadband Vodafone USB connection Ubuntu 13.04

I have Ubuntu 13.04 and I bought yesterday a Vodafone USB stick for internet connection. I am located in Romania. This is what I've did: First Thing Network Connections, added connection. Selected ...
5
votes
0answers
69 views

Rebuilding FakeRAID RAID 5 with new disk, no partitions show up, invalid PMBR

I have a RAID 5 array with 4 2TB disks on a HP Z800. One disk failed and was swapped out for a new one. I went into BIOS Intel Storage Matrix Utility and set the Array to rebuild with the new disk. ...
4
votes
0answers
147 views

How can I stop my laptop waking from suspend as the lid is closed?

I have an Alienware M17x with Kubuntu 14.10. When I suspend to RAM and close the lid, very often it will wake up after a few seconds of sleep. Sometimes not. I get the feeling it's related to how ...
4
votes
0answers
198 views

Can't scroll back after cat with mosh, tmux and iterm2 setup

My setup is the following: https://filippo.io/my-remote-shell-session-setup When I do apt-get update on my server I can see all the output and am also able to scroll back as I expect. When I do cat ...
4
votes
0answers
161 views

SSD RAID in Haswell NUC with Ubuntu: Does TRIM work?

I want a low-power, small, silent x86_64 Ubuntu computer with storage that's resilient against hardware failure of a drive. I'm thinking of buying D54250WYKH or D34010WYKH, one mSATA SSD and one 2.5" ...
4
votes
0answers
121 views

dovecot WILDCARD SSL (certicate.crt, private.key, intermediate.crt) not working

I have installed dovecot and postfix and got it working, but when I change the ssl_cert_file, ssl_key_file and ssl_ca_file dovecot configuration to my WILDCARD SSL certificate (working on apache) it ...
4
votes
0answers
141 views

Files were encrypted by virus, and old (win 7) OS is gone - What Do?

So for the past few weeks I have been planning on switching from windows 7 to Ubuntu (14.04) with windows running in a VM for whenever I need it. 2 days ago my antivirus complained to me that I had a ...
4
votes
0answers
34 views

Can I configure GNOME 3 to move a window to it's own workspace when maximized?

I'm using GNOME Shell 3.10 and would like to have each maximized window moved to its own workspace automatically. Ideally I'd also like GNOME to prevent any workspace from having more than one ...
4
votes
0answers
1k views

Apache2 + Php + Pthreads HowTos

I'm running Ubuntu 14.04 LTS 64 bit. What I would really love to do is sudo apt-get install libapache2-mod-php5 but compile PHP with --enable-maintainer-zts so I could later install pthreads with pecl ...
4
votes
0answers
2k views

create video from jpg images using ffmpeg

I want to make short timelapse video using ffmpeg under ubuntu 12.04 LTS. I have a folder containing all images with names DSC_0000.jpg DSC_0001.jpg and so on. I found this question ffmpeg: create a ...
4
votes
0answers
833 views

Is it possible to run Corona SDK on ReactOS or Wine?

I dumped Windows, I'm now using Xubuntu. Is it possible to run Corona SDK on Wine? On Corona forums, they say no, but I wounder how this guy did it? Is ZeroBrane a solution? What about ReactOS (or ...
4
votes
0answers
442 views

Ubuntu PPA for collectd?

I'm looking for a semi-official PPA for recent versions of collectd (5.2+). There appear to be several possible matches, but I'm hoping to find the "right" one for production use which will keep ...
4
votes
0answers
3k views

Ubuntu 12.04 NoMachine Client-Side Resolution

I have been using OpenNX on a Mac to connect to a NoMachine 3.5 server on Ubuntu, and I was able to start a new GNOME session with the using the available screen area. However, this behavior changed ...
3
votes
0answers
18 views

Password-protected PDF not opening on Linux

I have a PDF document (from the British Library via interlibrary loan) which is password protected via some sort of remote validation of the password. I tried to open it on Ubuntu 14.04, which ...
3
votes
0answers
474 views

ubuntu package dependency error

Webmin was upgrading packages and something went wrong after that and now i cannot install anything. Even my apache server is down . When i type apt-get install apache2 i get this error The ...
3
votes
0answers
566 views

Always show application menu bar in Ubuntu 13.04 Raring Ringtail

Is there a way to force the application menu to always be visible (as opposed to only showing when the cursor is hovered over the top panel)? I'm talking about the application-specific "File", "Edit", ...
3
votes
0answers
662 views

What is causing this post-commit error “database is locked” when I perform SVN commits?

I have a Ubuntu machine acting as a subversion server via an svnserve daemon (as root) in my private network. The svnserve daemon reads from a mounted SMB share that is on our raid setup. I can ...
3
votes
0answers
301 views

Linux guest VM can't use host's OSX anyconnect VPN

I'm using cisco anyconnect to get into my work VPN, that on Mac OSX Lion. I created a Xubuntu 12.10 VM in virtualbox and I can navigate the web while connected to the VPN in the OSX host, but I have ...
3
votes
0answers
247 views

Firefox spellcheck settings keep changing

The spell-check language setting on Firefox keeps changing to en_CA rather than the default of en_US. I change it back but it invariably flips... maybe in a few hours, maybe a few days. (It's hard to ...
3
votes
0answers
75 views

Seemingly inconsistent output from `top` re: Swap header vs. SWAP column

How should I interpret this seemingly inconsistent output from top re: swap? Running free confirms that no swap space is in use: $ free -m total used free shared ...
3
votes
0answers
436 views

Change windows files permissions from Ubuntu

I need to change a windows file permissions from Ubuntu, I found that article about it http://askubuntu.com/questions/195464/how-to-change-file-permission-from-ubuntu-wubi-install I did change that ...
3
votes
0answers
831 views

With Ubuntu 12.04 unlike 11.04 Wine installed application start menu links are missing

With Ubuntu 12.04 and wine 1.4 unlike ubuntu 11.04 with wine 1.2.2 installed application start menu links are missing. For instance with Ubuntu 11.04 including Wine I can install one of our Windows ...
3
votes
0answers
283 views

Export Power Point presentations to flash with control buttons on Linux

I need to export *.pps, *.ppt, *.ppsx, and *.pptx files to .swf files. On Windows I used iSpring for Power Point, and worked well. This is the result of iSpring: I am searching for an ...
3
votes
0answers
435 views

Ubuntu linux - new “MIDI” device diagnostic software?

I'm looking for software that will tell me if a particular USB device meets the MIDI standard. I have a new Madcatz wireless USB controller, that I suspect will need a special driver before it's ...
3
votes
0answers
84 views

Redmine contex-menu and member deletion/modification failure

I'm using Redmine 0.9.3.stable (SQLite) on my Ubuntu 11.04. It is all ok except for the context-menu and inability of removing the members from some project. Concerning the first problem, when I do ...
2
votes
0answers
32 views

3 displays, one GPU, passive DP, ubuntu

I have a Radeon HD6850 card that I was using with Ubuntu 14. I had 3 dell monitors connected to this card and they worked great at 1600x1200. I had bought a Displayport to DVI adapter to get it ...
2
votes
0answers
33 views

Winbind not enumerating users and groups of trusted domain

I'm using Samba 4.1.6-Ubuntu in Ubuntu 14.04, for authenticating users from two domains with a one-way cross-forest trust between them. Samba machine is joined to DOMAINA, while DOMAINB is the trusted ...
2
votes
0answers
85 views

No HDMI output on Debian 8 laptop

WHAT DOESN'T WORK: I'm running Debian 8 on a Dell M4800 laptop and I'm unable to get it to talk to a new external monitor via either HDMI or DisplayPort. The Debian 8 (Mate) Live USB also does not ...
2
votes
0answers
24 views

Trying To Run a VM On Ubuntu 14.04 LTS

I cant seem to run a VM on Ubuntu 14.04 LTS, virtual box is reporting "Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITEABLE)." I have tried all the fixes I could see on the bug reporting page of ...
2
votes
0answers
43 views

Some USB devices are disabled after rebooting into Windows 7 from Ubuntu (Error code 43)

I have dual boot with Windows 7 and Ubuntu 14.04 and I'm facing a strange problem. Every time when I boot into Ubuntu and then come back to Windows, both my Saitek devices (X52 PRO joystick and Rudder ...
2
votes
0answers
31 views

Best way to share guest folder with host computer

I am running a Ubuntu VM on my MacOS X (host) using VMWare Fusion. I have found a lot of information about sharing the host partition with the guest VM but not much on sharing the guest ...
2
votes
0answers
257 views

Ubuntu 15.04, “Disconnected - you are now offline”

I'm pretty new to ubuntu but here is the problem I have so far; my wireless connection seems to disconnect and reconnect itself. Some days it will work and somedays it will not. I did some research ...
2
votes
0answers
22 views

Boot of the Ubuntu not recognize pendrive

I'm using Ubuntu 4.14 on my notebook Samsung NP270E4E, I gave permission for 0777 "etc" folder (which I should not have done), then want to re-install ubuntu 14:04 in my notebook, the problem is that ...
2
votes
0answers
50 views

Setting up Wi-Fi using USB adapter on Ubuntu 12.04

I have tried in vain to set up my Ubuntu 12.04 laptop as a Wi-Fi hotspot; it says Your wireless card does not support Access Point mode I had to resort to a USB Wi-Fi adapter, and I purchased ...
2
votes
0answers
53 views

Need graphics/display drivers for Intel S1200v3RPS board for Ubuntu 12.x, 14.x

I am really stuck with this... Simply cannot Edit: increase (I can change but not increase) the display resolution. Stuck on 1280x1024. xrandr gives "Failed to get size of gamma for output" ... Tried ...
2
votes
0answers
57 views

How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. ...
2
votes
0answers
53 views

Using Virtual Box to install Ubuntu Server 14.04 on an external hard drive

I'm trying to install Ubuntu 14.04 onto a server hard drive. The server machine I have only supports booting to CD/DVD, not USB. When I've tried burning the Ubuntu 14.04 installer to a DVD for ...
2
votes
0answers
147 views

Dual Monitor setup detected as single screen

Two similar monitors display the same picture and are shown as a single monitor under Ubuntu in System Settings -> Displays. This is a DELL Latitude e5550 laptop and both displays are connected via ...
2
votes
0answers
55 views

Install ubuntu on ssd disk fail

I have just bought a SSD to update my old laptop. However I cannot install lubuntu on it, it stops and keeps repeating the same messages ata3: hard resetting link ata3: SATA link up 1,5 Gbps (SStatus ...
2
votes
0answers
25 views

Can one start shell from save file dialog

Using ubuntu. If one tries to print to a file, the save dialog opens. Is there a way one can execute the shell (or terminal) from the save file dialog file name entry box?
2
votes
0answers
36 views

Unable to log into encrypted root drive after running virtual machine

I am unable to log into my encrypted hard drive on the host which is Ubuntu 14.04 LTS desktop. This all happened after I did the following. Ran VirtualBox Created a VDI drive Installed Kali Linux ...
2
votes
0answers
78 views

I have a web server, and a local server. I want to host gitlab on my local server, and access it through a subdomain on the domain I own

How do I go about doing this? I don't need to know about the networking aspect as far as my home is concerned, but I'm not familiar with DNS settings, and I've really never messed with advanced ...
2
votes
0answers
103 views

ssh-add on compute engine ubuntu vm for out going

I have an id_rsa key that I use to connect via scp to a remote server that I've moved to my Ubuntu GCE. I have dropped the key (id_rsa) into main user .ssh folder, chmod 600 but ssh-add won't pick it ...
2
votes
0answers
102 views

ModSecurity WAF - Apache Wont Restart

I installed the Mod_Security module on my VPS server the other day. I moved the core rules to the activated rules folder, which didn't cause an error. But, when I put the commands in my ...
2
votes
0answers
16 views

Can I prevent newly installed programs from superceding existing file associations?

I use Kubuntu. Often when I install a new program it places itself at the top of the list for all applicable file associations. I generally want the new program to appear at the bottom of the list, so ...
2
votes
0answers
40 views

How to reduce file size in swf files?

I'm trying to reduce the file size in a swf file that is 17 MB in Ubuntu 14.10. I tried using swftools and avconv. When I did swfcombine -dz file.swf -o file_new.swf swftools only managed to ...
2
votes
0answers
665 views

Ubuntu fails to install cuda toolkit

I want to install cuda toolkit on ubuntu 14.04, so I downloaded cuda-repo.deb from nVidia site and then ran: sudo dpkg -i cuda-repo-ubuntu1404_6.5-14_amd64.deb But it fails. There are no error ...
2
votes
0answers
55 views

Issue generating redmine report in PDF

I am using Redmine for issue tracking and now I need to generate a report of all the issues and their states. The problem is that, when I press de PDF button at the bottom of the issue list, to ...