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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grub-mkconfig doesn't detect /boot

lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 596.2G 0 disk ├─sda1 8:1 0 25G 0 part /mnt/arch ├─sda2 8:2 0 2M 0 part ├─sda3 8:3 0 4.5G 0 part ...
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1answer
17 views

Make internal card reader readable to BIOS

I have a tablet that only has one usb port and one internal microsd card reader. It runs Windows 8 but I want to install Ubuntu on it. I've created an Ubuntu install disk using startup disk creator ...
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0answers
15 views

USB not showing up, switching from Ubuntu 14.10 to Windows 7

My PC came with Ubuntu 14.10, I'm trying to make a bootable Windows 7 USB. I've heard that I need to downgrade to 13.10 to get WinUSB to work since it just simple WILL NOT WORK no matter what I do, ...
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1answer
24 views

Remote boot ubuntu desktop machine

I've setup ubuntu 14.04 on my iMac at home (as well as SSH & portforwarding). I can connect via SSH when the machine is on, connected, and not suspended. Similar to many hosting providers (i.e. ...
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1answer
10 views

Changing date on Ubuntu without sudo privilages

I am trying to automate a time change on Ubuntu 10.04 with a bash script using the date command. The script works, but it requires sudo privileges, however, the user who will execute the script does ...
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1answer
18 views

Can't install Windows 7, software center crashing

This computer came with Ubuntu installed and I want to install Windows 7 from a USB. For some reason it won't let me. I've mounted the ISO onto the USB and tried to boot from it (with safe boot ...
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1answer
29 views

chkdsk /f /r alternative in ubuntu linux

In windows os chkdsk /f /r will fix a hdd error automatically.i have lost access in my laptop though i am able to live boot into my laptop using linux.I have live boot ubuntu 14.04 and i am in a need ...
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1answer
7 views

Telling 'Find' to exclude core system directories (“! -name -'*.svn'” doesn't work)

I'm trying to do a "search and destroy" on the copy of GHC that's currently installed on my system (so I can reinstall a new version). As part of locating any residual files which may be left over, ...
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10 views

Ubuntu + Asterisk = Registration from '“100” failed for '10.0.83.202:51966' - Wrong password

I have set up a simple Ubuntu 14.04 just installing Asterisk (apt-get update && apt-get upgrade && apt-get install asterisk). When I try to log in from my client (Telephone for OS X) ...
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0answers
18 views

sudo - /etc/sudoers is world writable on Ubuntu OS

By mistake I change the permission of /etc/sudoers file on Ubuntu OS, now when applying any command using sudo, its giving error, sudo: /etc/sudoers is world writable sudo: no valid sudoers sources ...
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6 views

Ubuntu vsftpd: How to allow user to ftp to /etc, /var, etc.? [on hold]

How do I allow a user to access "all" directories thru FTP? Basically I'd like ftp access to /etc, /var, /dev, /home etc.
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6 views

Ubuntu 14.04 computer crashes after sleep?

I have a Dell E6400 with Ubuntu 14.04 installed. There is no Hibernate option, and when I try to put the computer to sleep it works. However, when I try to restart it, the computer hangs. I can move ...
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0answers
7 views

SpaceWalk Server on Ubuntu

Is there a way to install SpaceWalk Server on Ubuntu. From the great works of Google I have already found out that you can connect Ubuntu Clients to a SpaceWalk Server. As the Ubuntu SpaceWalk Server ...
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0answers
21 views

Install grub for multiple OS

On my PC, I have Ubuntu 14.04 and Mageia distribution. Recently I installed Windows 7 on a partition but could not get my grub back. I tried boot-repair but in vain and mageia is getting loaded. How ...
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0answers
18 views

Recover data in ubuntu [on hold]

I'm using Ubuntu 14.04 right now on my laptop. I have a laptop hard drive that I want to recover data from it. I tried every possible method to get my lost data back but none was successful as I ...
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0answers
23 views

Kolab 3.3 Groupware Server on Ubuntu 14.04

I am trying to install Kolab 3.3 on a Ubuntu 14.04 Server. I am following those instructions http://docs.kolab.org/installation-guide/ubuntu.html as well as described here ...
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1answer
6 views

Linux updating, downloading [Awaiting headers]

I've installed fresh CentOS and I've been having problems updating, downloading as it always either gave me an error "Trying other mirror" + "Read error (connection timed out) in headers". Then I ...
1
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1answer
34 views

How to find the wireless MAC address (aka BSSID) of any wireless access point

I have aircrack-ng 1.2 beta 3 and I wanted to know how I can find the wireless MAC address (aka BSSID) of any wireless access point with aircrack-ng (or any other program). I am currently running ...
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1answer
30 views

I can open a file with Ubuntu but Windows 7 says file is corrupted and unreadable

I guess the following command will work (gotten from here: http://josmangarsal.es/no-se-puede-tener-acceso-a-x-el-archivo-o-directorio-esta-danado-o-es-ilegible-windows/) chkdsk x: /f However I'd ...
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0answers
16 views

Mounting /dev/shm in a Gentoo chroot on Xubuntu 14.04

I'm trying to install Gentoo, and instead of using one of the bootable minimal install CDs provided by Gentoo, I'm using a chroot in Ubuntu. I'm mainly following the instructions outlined here, ...
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0answers
4 views

Access windows directories from Ubuntu 12.04 that runs on VMware. without file sharing

I'm was wondering if its possible for me to reach my local file system (windows) from inside my VMware which runs Ubuntu 12.04. As mentioned in the title I would like to achieve this without sharing ...
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2answers
25 views

Install windows7 theme ubuntu - fails

I am trying to install a windows 7 theme on my ubuntu OS. I follow some steps steps from another site ...
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0answers
8 views

How do I configure ipv6 on a LXC configured bridge?

I am trying to figure out how I can add IPv6 to lxcbr0 that LXC creates. The IPv4 could be configured in /etc/default/lxc-net but I find nothing about IPv6. Can this be done? I am running Ubuntu 14.10 ...
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1answer
21 views

How to protect authorized_keys file?

I have setup key-based-only SSH login (and denied root login) to my Ubuntu server ls -l /home/ernest/.ssh shows this: -rw------- 1 ernest ernest 405 Dec 14 09:17 authorized_keys Is this means that ...
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0answers
16 views

unable to login to ubuntu through putty

On most occasions, I am unable to connect to Ubuntu server through SSH, which says access denied. However, sometimes it does connect and after some seconds, goes inactive. The Ubuntu server is a ...
2
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1answer
82 views

Lenovo Y50-70 w/ Windows 8.1: What to do before deleting the D: partition?

I would like to use the space on the Lenovo's Y50-70's D: drive, for installing there Ubuntu 14. This is how the laptop's partitioning looks, out-of-the-box: And from Ubuntu: Before doing so, ...
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0answers
20 views

Ubuntu Server with Multiple Users [on hold]

I am very new to Linux systems; that's why my friends and I are trying to learn Linux by developing a meteor app on it. I would also like some advice on my current project. This is what I am thinking ...
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2answers
44 views

how to install ubuntu 14.10 on a new lenovo ideapad g50-70

I'm trying to install ubuntu 14.10 64 bits on my new lenovo ideapad, but i can't boot from cd or usb. I have disabled secure boot and fast boot in bios, boot mode: legacy (not uefi). Created a usb ...
0
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1answer
18 views

GnuPG in Thunderbird w/ Enigmail on dual OS machine

I am running a computer with two OS, namely Ubuntu 14.04 and Windows. I'd like to write encypted Mails from both OS, which runs well (i.e., every program needed is installed). The only problem I have ...
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2answers
190 views

Why does the 'vi' command open 'vim' editor?

I am using Ubuntu 12.04. Not that I am complaining as I like my vim and prefer its many features. However, I’m curious as to why it does it. It is not aliased in .bashrc or .bash_profile. I am not ...
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1answer
13 views

Ssh into ubuntu guest machine from mac os host as root user

So I have set up an ubuntu virtual machine in virtualbox and the user called dhruv and the hostname dhruvhadoop. I have set up a port forwarding rule from the network settings with name ssh, no host ...
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0answers
7 views

Dell Vostro getting no sound from headphone jack

I've just installed ubuntu on my machine which was already running win 7. Now I cannot get any sound from my audio jack when i connect an earphone. However if i can get sound from my speakers. Has ...
0
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1answer
17 views

Thinkpad x220 restore factory settings after installing ubuntu

I've been using ubuntu in dual boot for a while now and it works great. I've got a new laptop and I want to bring my old x220 to factory settings. The problem is that I can't find this option. ...
2
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1answer
22 views

How to get back hosts file after accidental deletion

I made a mistake and accidentally deleted hosts file from my system and cannot figure out how to get back my hosts (/etc/) file, when I do sudo service apache2 restart It's showing: sudo: ...
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0answers
12 views

Getting Razer Blackwidow macro keys on linux

I've read Getting macro keys from a Razer BlackWidow to work on Linux and the python script didn't work for me so I compiled the haskell from source. I changed my product ID in main.hs and everything ...
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0answers
11 views

How to connect multiple access point to repeater mode? [closed]

*Question :- * i will connected to seven numbers of access points to one repeater mode is it possible it or not* please tell me the answer
2
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0answers
16 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 ...
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0answers
14 views

LDAP configuration is not working for redmine

We have a set of ubuntu machines which authenticate using LDAP. I have installed redmine application in one of the ubuntu machines and configured using the redmine ldap configuration. It seems to go ...
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2answers
53 views

Cron Job not running in Ubuntu 12.04

I created a cron job in my console in Ubuntu 12.04) by using crontab -e: 10 09 * * * /home/ram-pc/Desktop/bala/personal/dump.sh But it is not running. When I save it is installed correctly without ...
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1answer
20 views

Airplay to Ubuntu on a different network

I'd like to airplay from my phone to my ubuntu desktop. I've installed XMBC and I think I'd be able to get that to work, except, my desktop and my iphone are on two different networks. iphone: IP: ...
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0answers
5 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 ...
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0answers
16 views

Standalone EXE not running with Wine

So, I'm running a system with Lubuntu and a application that I developed on a windows PC needs to be able to run on Lubuntu. To clear a few things up, I'm having to run Lubuntu cause the system I'm ...
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0answers
22 views

my laptop doesnt boot after shutting down and i have too press several time to turn on [closed]

I had installed ubunto alongside my windows 7 in my laptop (asus) and after the installation when I had to shut down and for booting again it doesnt work so I have to press the power button for ...
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0answers
18 views

Mount SharePoint Online (Office 365) in Linux

We have started using SharePoint Online included with our Office 365 subscription. Our windows users can install software that automatically syncs the Shared Documents from SharePoint to their ...
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0answers
20 views

Username/password authentication that works on Windows but not Ubuntu

At my school, we have to authenticate the the wireless network using a username and a password. Windows seem to handle much of the process automatically, so that the user only has to supply the ...
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0answers
11 views

Print from an Ubuntu virtual machine

I can print from my host Operating System, Windows 7 no problems at all. In LibreOffice I simply click print, select my HPPrinter and it instantly prints. In my Ubuntu virtual machine, if I go to ...
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0answers
12 views

I get three related errors when trying to push a commit to github concerningproc/10/exe. What should I do?

When trying to commit to github I get these errors after I type the command $ git add . $ error: readlink("proc/10/exe"): No such file or directory $ error: unable to index file proc/10/exe $ ...
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0answers
23 views

Getting WARNING: Failed to associate with BSSID using River 1.4 on Ubuntu 14.04

I'm trying to user Reaver to get the password of a WPA2 protected connection. I have Reaver 1.4 and Aircrack-ng installed on my Ubuntu 14.04. When I run $airmon-ng start wlan0 I get Found 5 ...
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0answers
12 views

Lenovo Yoga 2 Pro Dual External Monitor?

I have a Lenovo Yoga 2 Pro, which has a USB 3.0, 2.0, and a micro-HDMI port. I currently have 2 external monitors that I wish to connect. I'm using a micro-HDMI to HDMI adapter to connect one of ...
1
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1answer
48 views

Linux user in group can't cd into directory with executable permission

ok, someone suggested I try SuperUser. Here goes... I have user 'frances' that is a member of group 'pc', but cannot cd into a directory called pc, owned by pc and with executable permissions for ...