Linked Questions

2
votes
1answer
4k views

Unable to Add or Remove applications in Ubuntu Software Center [duplicate]

I am trying to add or remove applications from Ubuntu Software Center but ending up with the following error Software can't be installed or removed because the authentication service is not ...
0
votes
1answer
484 views

I can't install or remove any software from software center? [duplicate]

I can't install or remove any software and the Ubuntu software center shows me this message when I install software: Software can't be installed or removed because the authentication service is not ...
-3
votes
1answer
179 views

Authentication error when updating [duplicate]

How can I resolve the error shown in the photo. I have changed my desktop to gnome and managed to update but when I use this desktop my OS refuses to update. When I update with Plasma KDE, this ...
1
vote
0answers
111 views

How do I fix the Authentication error? [duplicate]

Well, after my successful installation of ubuntu 16.04 it hasn't been that great. I ran terminal and did updates, etc. After that I decided to download the software center and after running it, I ...
1
vote
0answers
92 views

What happened whith software-center - authentification failed? [duplicate]

2014-05-04 16:00:34,847 - softwarecenter.backend.zeitgeist_logger - WARNING - Support for Zeitgeist disabled 2014-05-04 16:00:35,910 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None' 2014-...
4
votes
1answer
22k views

Authentication error when trying to install or uninstall using Ubuntu Software Center (14.04)

when trying to install or uninstall from Ubuntu Software Center (14.04). I'm getting the error message **Software can't be installed or removed because the authentication service is not available. (...
4
votes
4answers
10k views

Error when trying to install/remove programs after upgrade to Ubuntu 13.10

I have a problem with PolicyKit, when I try to install programs in Ubuntu software-center (similar messages in synaptic or muon): The problem started after upgrade from 13.04 to 13.10. When I try to ...
0
votes
2answers
6k views

No permission to install anything from ubuntu software center

I'm using crouton on a Samsung pro 2 Chromebook. I'm currently running GNOME on Xenial. Unless I download via terminal, I get this message: You are not allowed to perform this action. And when I ...
2
votes
0answers
554 views

Server with GUI, can't get elevated privileges with Chrome Remote Desktop

I've set up a home media server using ubuntu server and plex. Initially I was going to try and run command line only, but, being somewhat of a noob, I ended up installing a desktop environment. I use ...
0
votes
1answer
104 views

Most of my software just disappeared (Kubuntu)

Amarok, konsole, dolphin, volume control, and a lot of other software just disappeared after I restored pam.d to default last night. Is there some way for me to restore my software without restoring ...