For questions regarding the function of the entire operating system and issues that affect users system-wide.

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0
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17 views

Unable to copy folder to usb when in recovery mode - “Read only file system”

I want to copy the folders in documents in usb but I cant open my terminal I tried this code cp -R /home/topher/Documents /mnt/ but it says cp: cannot creat directory /mnt/Documents : read only ...
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2answers
2k views

How to install CPU-G on Ubuntu

How to install CPU-G on Ubuntu , so i can use it to view information about my desktop hardware .
0
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0answers
36 views

Problem on booting up the system

When I boot up my system it takes a long time and eventually comes up with the following message:- Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - Check ...
1
vote
0answers
12 views

start on ( condition ) in file /etc/init/rc-sysinit.conf

I am actually trying to add a boot options to start only the filesystem or start it with the static-network-up based on some system settings. We have a standard installation for multiple types of ...
3
votes
2answers
25k views

How to open System > Administration?

I'm new to Ubuntu and while browsing over forums I saw goto System > Administration and so on. So I wanna know how I can actually goto System, means where can I find System then Administration and so ...
-1
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0answers
32 views

What is that running in background on shutdown? (Should I worry)

I apologize for the poor quality of the image, but text displayed happens so fast I needed to record it, then find the frame in order to read it. Is this normal behavior for Ubuntu 14.10? Can ...
6
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3answers
7k views

System Program Problem Detected

I have Ubuntu 12.04 LTS, fully up-to-date. I'm new to Ubuntu. Whenever I start my system I face "System Program Problem Detected." Why is this happening? I ran sudo rm /var/crash/* but it again ...
-2
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1answer
11 views

trying to connect an hp envy 7645 to ubuntu computer

HP Envy 7645 e-all-in-one series. - Not compatable to ubuntu - Help Me
0
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1answer
28 views

“Warnings” while creating user with adduser

While creating a system user using adduser, it responded with a lot of entries like the following: myser@machine:~$ sudo adduser --system backup_user Adding system user `backup_user' (UID 108) ... ...
1
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2answers
83 views

Strange extremely nonspecific error message, malware?

I use UbuntuGNOME 15.04 with gnome 3.16, and I got the following error message in a small popup. "Warning! System error detected. Would you like to report it?" While everything was fine and ...
0
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1answer
38 views

system freezes shortly after sign-in on a newly installed 14.04 ubuntu desktop

I am able to move the mouse cursor around for a bit after sign-in, the system soon freezes - keyboard or mouse does not work. The activity light at front of computer flashes. The only way to bring the ...
1
vote
1answer
24 views

How to prevent system from gettin Freezed on launching any software?

I'm using a computer system with the following system specification: System: HP-Compaq-dc7100-SFF-DX878AV Memory: 1GB Processor: Intel Pentium(R) 4 CPU 3.00GHz x 2 Graphics: ...
1
vote
1answer
48 views

How can I restore system files that were accidentally deleted in /usr/share and /var/lib/dpkg?

So ya, earlier today I accidentally ran a rm -rf /usr/share and let it run for about 15 seconds. And then in trying to fix the error I went ahead and uninstalled all of my desktops and a bunch of ...
0
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1answer
29 views

how do i send a command to execute on a terminal?

I am executing system ("./get_emotion.sh"); which opens a terminal and establishes some connections. Then it requires this input set all evi . I have tried using && in system() to send input ...
0
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0answers
13 views

ubuntu 14.04 not going past loading screen

I am trying to install Ubuntu on my ASUS laptop running Windows 8.1 but I want to install Ubuntu alongside Windows 8.1 but when I try to install it stucks on loading screen I checked md5sum and it ...
0
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0answers
9 views

what is status “ fsnotify_mark_destroy ” in wait channel?

Recently Iam seeing lot of "fsnotify_mark_destroy" as the wchan state for process .May I know more details on this status
0
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0answers
50 views

unable to open time and system settings in ubuntu 15.04

i am unable to open system settings and change time in ubuntu 15.04 on clicking on system settings nothing happens same on time i have changed the brightness setting registry earlier as they were ...
16
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7answers
4k views

How can I disable Ctrl+Q for all applications (system wide)?

A lot of applications like Firefox, Chrome etc, get closed when I accidentally press Ctrl+Q instead of Ctrl+W because of the proximity of the Q and W keys on the keyboard. Is there a way this shortcut ...
0
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0answers
9 views

installation of ubutu on ma amd machine

I have a problem with the installation of ubuntu. firstly here is my system configuration. processor : AMD A6-6310 APU with AMD Radeon R4 graphics 1.8 GHz RAM : 4GB 64-bit operating system. I have ...
0
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1answer
54 views

how to increase ubuntu's performance(overall)

I have a 1Tb hdd(internal in laptop) which I have divided in 750Gb (windows partition) and 100Gb ubuntu partition , my ubuntu OS is quite dull(over all performance including boot and multitasking) ...
2
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2answers
2k views

Operating system wasn't found (Live boot)

Using USB to ISO, I put Ubuntu 12.04 i386 on my USB and then connected it to another machine. On the machine, when I select boot from USB, it gives me the error, "An operating system wasn't found. Try ...
14
votes
1answer
18k views

Where are passwords saved?

This is a weird question to ask, but where are the passwords saved? I mean they must be somewhere for comparing every time. So where are system and network passwords saved?
0
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0answers
70 views

Unattended installation using kickstart and preseed gives blank screen

I have build my own custom image of ubuntu server 14.04.2 for an unattended installation using kickstart and preseeding, and it all looks good, but when the installation finishes it gives me nothing ...
2
votes
3answers
3k views

How to recover a deleted /etc/passwd file? [duplicate]

I deleted the /etc/passwd file and cannot login now. I don't know the root password and tried lots of passwords, but none of them worked. How can I fix this?
1
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1answer
20 views

I installed Ubuntu but then on the restart it still gives me the option to install it [duplicate]

Is this normal or is there some thing wrong? The installation options are still on the desktop. I had selected the restart now option.
0
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0answers
16 views

Re-master Ubuntu 14.04 CD failures

I am trying to re-master the Ubuntu 14.04 CD on the i386 architecture. I have the InstallCDcustomization from Ubuntu documentation. This is my 4th attempt to burn a CD from the .iso generated and I ...
0
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0answers
12 views

“No root file system is defined. Please correct this from the partitioning menu.” [duplicate]

I'm trying to install Ubuntu 14.04.2 on a new harddrive in my PC. I'm not using Windows for anything. The hard drive does not have WIndows on it. I used a program to get Ubuntu onto the harddrive via ...
49
votes
11answers
77k views

System Monitoring Tools For Ubuntu

I am looking for System Monitoring tools which are GUI and Cli or Web Based which include Basic Functions such as CPU Usage Ram Usage Swap Usage Disk Usage ( Space / I/O ) Heat Monitoring I know ...
0
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0answers
10 views

The system hangs sometimes for several seconds

Sometimes (like once per several hours), my Ubuntu 15.04 hangs for seconds. Even mouse stops to respond. When this happens my System Load Indicator shows this cpu graph: I didn't notice any ...
0
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0answers
45 views

system freezes up but i can still move mouse

Sometimes the system will randomly freeze up and all i can do is move the mouse.I looked at several websites and a lot of them suggest pressing alt f1 or alt 1 or something like that, but the keyboard ...
0
votes
2answers
43 views

Are GNOME extensions OS dependent? [closed]

Pretty straight question: are all GNOME extensions available for any OS? I thought that the only thing needed is the Gnome desktop environment, but my question has been put on hold because I'm ...
1
vote
1answer
23 views

After uninstalling ubuntu i can't enter any system. Grub rescue error: unknown file system

I used to have Windows 8. I installed ubuntu (14.04 to be exact). Soon, ubuntu was messed up. So I tried to install a new system. I deleted the ubuntu partition and now whenever I try to boot my pc it ...
0
votes
1answer
12 views

WIFI network problem

when logging into v14.04this msg appears Authentication required by wifi network What is this? I have tried by network wpa key to no avail
4
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2answers
61 views

How to uninstall a theme without knowing its name?

I'm new here so I'll try to make this concise. I recently installed a dark theme for inkscape and just realized it applied to my whole ubuntu system. Unfortunately, I don't recall the name ...
0
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0answers
50 views

System command QML runs only in Desktop Kit

Following another thread Run system commands from QML App, I wrote a program that calls command arecord. I only replaced some lines in Main.qml: ... onClicked: { var lista1 = ...
0
votes
0answers
20 views

Get Systemtap to work on 14.04

I'm trying to get systemtap to work on 14.04. So far I've had very little success: I couldn't find debug symbols for the kernel version for trusty. I ended up installing utopic's kernel (*-38), and ...
1
vote
1answer
35 views

Is there a roadmap for me to follow to resolve hard-to-diagnose problems like mine ? “System program problem” after login

My system recently had some hangs that only ended after a power-off reboot. Now: reboots take a long time once I do login, several "System program problem detected" boxes pop up Both Synaptic and ...
1
vote
3answers
2k views

how to change input language

I want to have the ability to switch between my input languages, but I cant drag and drop the languages in language support, because the languages seem to be greyed out, what should I do?!
0
votes
1answer
23 views

Can't Change 100+ Size System Font

I accidentally changed the font size in system settings to over 100. Now when I log into my account, every text in menus is over 100, making everything ginormous. This makes going back to the system ...
1
vote
0answers
43 views

CPU number differs in 'About this computer' and /cpu/cpuinfo

Question: I'd like to ask what may cause that there are two different informations about the number of processors. See the reports below. System dialog: If open the System settings/Details tab ...
0
votes
0answers
11 views

How can I repair the system management from the recovery menu

I have Ubuntu 12.04 LTS installed on an Acer AO756. I cannot run Ubuntu in normal mode under mains power alone. If I try to do so the computer shuts itself down after a few seconds. The only stable ...
0
votes
1answer
42 views

Can I install Ubuntu 14.04 on computer with that system?

Processor: AMD Duron-1.31ghz RAM-640mb Video card:GeForce MX 40-32MB Is Ubuntu 14.04 will run smoothly and better than Windows XP on this computer ?
0
votes
1answer
197 views

system policy prevents unlocking or controlling the mobile broadband device?

Keep getting this pop-up requiring me to enter my password when I have Modem Manager GUI open. It happens every 5 mins, as long as Modem Manager is open. How do i change my system policy to allow the ...
-1
votes
1answer
43 views

Upgrading from XP [duplicate]

I have an old XP laptop running a 600m processor. I downloaded Ubuntu. I have not run install yet. What is the next step?
9
votes
3answers
16k views

What is the systemctl equivalent

I am converting a package from .rpm to .deb using this tutorial. However, to test and debug the application I need to run it. The programs readme explains to run it as a service with: systemctl ...
2
votes
1answer
55 views

Brightness & Lock missing in System Settings - can't change screen locking time

I am running 14.04.2 LTS. I want to change the time it takes to automatically lock the screen when I step away, but there is no Brightness & Lock option listed under the System Settings. I have ...
1
vote
1answer
37 views

All my system settings disappeared!

I am fairly new to Ubuntu and am having some problems.. Today I noticed that no sound was being output at all while I was in Ubuntu. I am dual-booting with Windows 8, where the sound works perfectly ...
0
votes
1answer
72 views

Ubuntu freezes with no way but restart the system

Ubuntu 14.04 is installed on by Dell Latitude E7440, with Intel Driver and external displays connected using a Dell Port Replicator. Beginning 4 or 5 weeks ago, Ubuntu starts to randomly "freeze". ...
0
votes
1answer
246 views

Recommended best settings for update manager in ubuntu 14.04.1

I am using Ubuntu 14.04.1 LTS. I want to know about the best and recommended settings for software update. I am asking this because it is not possible for me to update my software daily. Because I am ...
1
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0answers
49 views

15.04 GUI icons (Buttons) not responding to mouse over

I've recently installed updates and they broke my GUI... :( problem is that I don't know what did it.. Here is what is happening: When I mouse over an icon in the tray, it doesn't light up like it ...