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

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18 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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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
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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 ...
-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 ...
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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
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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
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
vote
1answer
25 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: ...
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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 ...
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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 ...
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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 ...
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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
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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 ...
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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) ...
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0answers
71 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 ...
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.
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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 ...
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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 ...
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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 ...
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 ...
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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 ...
0
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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
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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
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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
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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 ...
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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
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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 ?
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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 = ...
2
votes
1answer
56 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
38 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 ...
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 ...
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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 ...
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". ...
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0answers
54 views

14.04 add wine tray to upper panel

need solution how to add active wine apps tray to my upper panel on Ubuntu 14.04, because now, they're not showing anywhere at all. Help ;-)
1
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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 ...
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
vote
1answer
438 views

How can I remove Ubuntu and reinstall a fresh Ubuntu 15.04 to my computer? [duplicate]

I don't really know what I'm doing, and don't want to get this wrong. I've made a backup of everything I want to keep on an external hard drive, and wish to do a clean install of Ubuntu 15.04 from a ...
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2answers
46 views

Ubuntu cannot log in [duplicate]

My Ubuntu only allowed guest login to desktop.Once I login to System as user ,It jump to login interface again and very quick please i need a simple answer with a simple langauge
0
votes
1answer
49 views

Unable to login after playing with rc.local file

I was trying to run a terminal command on startup in my ubuntu 14.04.02 xrdb ~/.Xresources I found this method in super user in which /etc/init.d/rc.local file is edited. As mentioned in that ...
1
vote
1answer
45 views

Are Ubuntu builds deterministic? Why not?

Are Ubuntu builds deterministic? I assumed they are, that is, if I recreate the process of building Ubuntu installation media, I will get the same image, (bit-for-bit, with the same checksums) as the ...
1
vote
1answer
23 views

What is the release schedule for Lubuntu Alternate patch releases?

The Lubuntu Alternate ISO does not always get released simultaneously with the rest of the ISO's. For example, according to TrustyTahr/ReleaseSchedule, as of April 30th, 2015, the following releases ...
1
vote
0answers
16 views

Which system calls are called when file is updated from gedit? [duplicate]

If any file is updated using gedit then internally which system calls are called or which algos are called ?? What is the way of getting that list of operations occurred when file is updated from ...
0
votes
0answers
39 views

kde configuration in Kubuntu 15

I can't figure out how to get system settings to allow me to change the splash screen or "look and feel" modules. There's not "download new theme" or equivalent box to click on. What am I doing wrong? ...
0
votes
1answer
31 views

1st install just leaves a background screen!

Just installed Ubuntu for the 1st time (ever!) on a Tosh Satellite L450D laptop - changing from Windows 7. Initial issues with Disk partitions overcome - I did a complete install from CD. Asked me to ...
2
votes
1answer
30 views

Do I have to download kernel?

I have Ubuntu 14 .. Do I have to download the kernel for this version ? And what kernel version is suitable for that? What is the need for kernel ? What is the function of the kernel in Ubuntu ?
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0answers
26 views

Ubuntu 14.04 randomly freezing [duplicate]

I have Ubuntu 14.04 running on a Thinkpad T440 with Intel Core i5 Vpro 4gb with Intel Haswell graphics but it is randomly freezing with no reason. Recently I didn't have made any big change on the ...
1
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2answers
314 views

how make bootable usb flashdrive of Xubuntu to later be burned to a cd

I am extremely new to Lenux and flavors. Have old laptop with win/xp sp3. Want a light wieght operating system Xubuntu to run on it. I have a 7gb actually 7.45gb on a flashdrive and need to know how ...
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0answers
26 views

Ubuntu hard reboot. Failed to power

I was told to do a hard reboot on my ubuntu 14.04.2 Ubuntu Desktop. Once i did it didn't turn completely back on. So i got prepared to run fsck, So i put in the recovery disk and rebooted my computer ...