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2 votes
1 answer
426 views

Why has a lot of software disappeared from Ubuntu Software in Ubuntu 16.04? [duplicate]

For example there is no VirtualBox, Texmaker, LyX, calibre, Redshift. I have ran sudo apt update and sudo apt full-upgrade. I have not used BleachBit. The only thing wrong in my computer seems to be ...
geras's user avatar
  • 476
1 vote
0 answers
152 views

Why is evince duplicated as Comic Books in Ubuntu Software?

I installed an update to evince, and also saw an update for 'Comic Books' which appeared identical. I installed both updates, then realized I'm not using this PC for comic books and uninstalled that ...
DBinJP's user avatar
  • 1,409
0 votes
2 answers
317 views

Pithos stopped working after update!

I recently installed the latest Pithos update from the Software Updater, then went to open Pithos and see if anything had changed, but it was gone. In Ubuntu Software, I found Pithos and clicked ...
Zangar's user avatar
  • 140
40 votes
8 answers
180k views

sudo apt update always giving Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?)

So I am on my college network which requires me to sign in to the browser before I start using the internet. I do so succesfully but on a clean install of Ubuntu, when I try to do sudo apt update, I ...
Sparker0i's user avatar
  • 679
1 vote
0 answers
91 views

Software updater and Ubuntu Software apps are not working in Ubuntu 16.04

This is what I see whenever I open Ubuntu Software app and for the software updater app it constantly gives me Failed to download repository information. Check your internet connection error.
lord_ozb's user avatar
10 votes
1 answer
21k views

The Updated Ubuntu Software Center Doesn't Work 16.04 [duplicate]

I have just updated my Ubuntu to 16.04. Everything is perfect as expected. The only thing is, the updated Ubuntu Software Center doesn't function. What can I do?
Tatev Kot Vardapetyan's user avatar
3 votes
1 answer
350 views

What happens to the Software Center once Ubuntu switches to GNOME Software?

According to various news sources, GNOME Software is bound to replace the Ubuntu Software Center from 16.04 on. I am still using at least one computer that is incapable of running a newer version ...
Prototype700's user avatar
  • 1,060