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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+100

5.1 Surround sound will not keep its configuration

in pavucontrol I have my output set to Digital Surround 5.1(IEC958/AC3) When I open a video with VLC (my preferred option) OR GNOME Media player I hear no sound. VLC is configured to use pulseaudio ...
4
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121 views

locked Ubuntu screen - apps do not detect locked status

I use Ubuntu 12.10 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 faster BUT I have a ...
4
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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 ...
3
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0answers
18 views

What’s going on “under the hood” in this Samba transfer? Specifically the occasional dips in transfer speed?

I have a Windows 7 system with a Samba shared folder and an Ubuntu system that has access to that folder. Using the Ubuntu system I copy a 68GB folder (SSD) to the Windows machine (HDD) which ...
3
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0answers
42 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. ...
3
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0answers
135 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" ...
3
votes
0answers
108 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 ...
3
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0answers
27 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 ...
3
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0answers
801 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 ...
3
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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 ...
3
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713 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 ...
3
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0answers
382 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 ...
3
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0answers
2k 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
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0answers
557 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
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0answers
613 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
293 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
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0answers
234 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
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0answers
68 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
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0answers
404 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
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0answers
819 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
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0answers
273 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
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0answers
406 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
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0answers
82 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 ...
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0answers
14 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
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0answers
16 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
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0answers
29 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
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0answers
45 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
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0answers
56 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
76 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
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0answers
37 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
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0answers
442 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
85 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 ...
2
votes
0answers
38 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 ...
2
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0answers
86 views

USB does not work in Windows after boot Linux

I have a double boot of Windows 7 and Ubuntu 14.04 on my Dell Inspiron-15-7537 If I boot into Windows after I have been running Ubuntu my USB ports do not work, neither the USB 2 or 3 ports. However ...
2
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0answers
57 views

Courting Disaster with fakeRAID10 (Dual Boot Win7,Ubuntu14.10)

Over the past several weeks (!), I have been trying to set up a dual boot with Windows 7 Enterprise and Ubuntu Desktop 14.10. The motherboard is a Sabertooth x79, and I wanted to install everything ...
2
votes
0answers
146 views

How to automate running the dhclient for wwan0?

in Linux Mint 17 I have to run sudo dhclient every time I connect and disconnect to/from the Internet using a mobile broadband dongle, because otherwise the connection is declared active but when I ...
2
votes
0answers
215 views

How to share VPN established in VMware guest VM with host

Is there a way to share a VPN connection which is established in a VMware guest running Windows 7 with the host running Ubuntu 14.04? I tried NAT and Bridge, but I cannot seem to access VPN endpoints ...
2
votes
0answers
1k views

failed to access perfctr msr - When running Fedora on a VM

I'm trying to run a Virtual Machine with Fedora, and I choose to "Start fedora" from a list where I can start it or troubleshoot problems. The I get the following output: [ 0.00000] tsc: Fast TSC ...
2
votes
0answers
407 views

Cannot change resolution / Cannot use Seamless Windows feature on Lubuntu 14.10 running on VirtualBox 4.3.14

My two issues are not being able to change video resolutions. I am stuck at 640x480. Also I cannot use the Seamless Windows feature in virtual box as it's greyed out. I am stumped, I can use some of ...
2
votes
0answers
91 views

Able to receive, but not send email over SMTP from VPS. I don't think I'm being blacklisted

The error I get is "421 Downstream server error" or something similar. Up until a few days ago I could send mail without any trouble. I've searched around, and most other people with this problem end ...
2
votes
0answers
39 views

Ubuntu unlock ssh key at every usage

I have an SSH private key and I would like to be asked for the password every time if it is used. I don't know how to do this... Thank you!
2
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0answers
54 views

How to Swap or Clone RAID 0 to Single HDD of 1 TB

The problem scenario that I am trying to accomplish. Currently I have a Ubuntu Server Setup with H/W RAID 0 with 2 * 2TB disks as 4T. However, we realized later that the server does not require that ...
2
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0answers
36 views

Do the temperatures indicate my laptop healthy?

The temperatures of my Thinkpad T400 are: acpitz-virtual-0 Adapter: Virtual device CPU_0: +57.0°C (crit = +127.0°C) CPU_1: +56.0°C (crit = +100.0°C) thinkpad-isa-0000 Adapter: ISA ...
2
votes
0answers
360 views

Unable to mount location after installing Linux Mint

I have been using Ubuntu for a while, but I decided to move to Linux Mint. I removed everything and clearly installed it. After the installation there are two parts which are File System and Toshiba. ...
2
votes
0answers
55 views

Edit bootable img file on mac OSx

I have downloaded a bootable image of ubuntu (7.95Gb .img file) for a Parallella (minicomputer), but its too big to fit on my 8 Gb micro sd card (which actually is only 7.8 Gb!). I would like to ...
2
votes
0answers
182 views

Ubuntu 14.10/Windows dual boot system reboots instead of shutting down

I have a Ubuntu 14.10/Windows 8 set up that, when I choose to shut down, the system powers down for a few seconds but then automatically restarts. The OS's are on two separate drives and the issue ...
2
votes
0answers
37 views

Dual boot, 4 disks, raid0

I have windows 8.1, and ubuntu 14.04 on the Disk 0. On ubuntu the four disks are merged. on windows i want to merge disks 1,2,3 (the windows half). but when i click to new striped volume, it says ...
2
votes
0answers
227 views

Why can't I suspend Ubuntu 14.04 (running from USB3) anymore?

I'm running Ubuntu 14.04 on an USB3.0 stick (Sandisk Extreme 64gb, both /root and /home are on it) as my portable development environment, mostly on an Asus N56VZ laptop. Recently, Ubuntu fails to ...
2
votes
0answers
123 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 ...