Unanswered Questions

76
votes
0answers
2k views

How do I enable Ubuntu (using full disk encryption) to call LUKSsupend before sleeping/suspending to RAM?

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
15
votes
1answer
196 views

High-level library for Unity Dash?

I've wanted to write a GTK+ version of Unity Dash for some time. I think it could be useful for Xfce, Gnome Flashback, elementaryOS, etc. Before I start doing anything about it, I'd like to know if ...
11
votes
2answers
4k views

mouse and touchpad settings missing

I am using the latest version of ubuntu 14.04 in the new lenovo Z510 ideapad laptop. I came across this problem while i was trying to enable my two-finger swipe action. Usually the mouse and touchpad ...
11
votes
3answers
931 views

What is causing Ubuntu on MacBook Pro to have high CPU usage?

I installed Ubuntu 13.10 on a MacBook Pro 10,1. However, after installing, the kworker process consumes over 90% of CPU usage. I tried the following: (Suggested in this answer) Execute grep . -r ...
11
votes
1answer
235 views

How to stop reordering of the same kind multiple preview windows in task switching?

When using task switching in the default graphical mode of Ubuntu 12.04, if they are multiple windows of the same kind, eg. multiple Terminal windows, you can see them all together and select which ...
10
votes
3answers
422 views

Ubuntu 15.04 flashes log-in screen then black

A few weeks ago, I built a desktop and installed Ubuntu 15.04 and have been battling with it ever since. There seems to be an issue with the compatibility of the NVIDIA drivers and Ubuntu. (After ...
10
votes
1answer
231 views

How to enable noise suppression in Ubuntu 14.04?

I'm trying to use a 3.5 jack microphone in Ubuntu 14.04, the problem is that Ubuntu doesn't have noise suppression by default, so I got a very loud static noise. I installed ...
9
votes
6answers
1k views

How can I get TTYs to work with NVIDIA drivers?

If I'm debugging my graphics driver, I rely on the commandlines I can access by pressing Ctrl+Alt+F1-F6. However, after installing the latest NVIDIA drivers, the screen goes black when I switch to ...
9
votes
2answers
1k views

Tata Docomo Photon 3g not working on 12.04 LTS

I recently upgraded from Tata Photon+ to Tata Docomo Photon 3G, however Ubuntu is not recognizing the device itself. I tried manually adding the device in Mobile Broadband section, using different ...
8
votes
1answer
437 views

Google Chrome touchscreen - right-click gets stuck

I'm having some problems with Google Chrome and my touchscreen in Ubuntu 14.04. Basic touchscreen usage works fine, but if I double-tap on the touchscreen (the gesture for a right-click, as far as I ...
8
votes
3answers
3k views

OpenVPN: The VPN connection to … because of invalid VPN secrets

I am 3 days into using Linux. I set up an OpenVPN connection following the instructions set out by: https://www.goldenfrog.com/support/vyprvpn/vpn-setup/linux/openvpn OpenVPN installation went ...
8
votes
2answers
747 views

How to make faster first search at Unity-Dash? Way slower than second one

After a reboot, first searching at Unity Dash will be slower (15 sec) than the second search (seems instant), on my system at least. I guess this is because file index is cleared after a reboot and ...
8
votes
1answer
488 views

Remove arrows on system tray menus in gnome

I've recently upgraded to Ubuntu 13.10 with Gnome and have found the behaviour of the context menus on icons in the system tray behaves differently. For applets which normally have a large number of ...
8
votes
1answer
1k views

Ubuntu 12.04 Unity: Black screen with cursor only, when external display is connected before booting laptop

Whenever I connect an external display to the DSub port of my laptop before booting into Ubuntu, something goes wrong in Unity to cause the exact same problem as described here: After logging in, ...
8
votes
3answers
1k views

Touchpad gestures don't work on Dell XPS 15 L521x

I'm trying to get multi-touch gestures working on my Dell XPS 15. Two finger scrolling works but three or four finger gestures do not. I know that the touchpad is capable of multi-touch gestures ...

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