How to find out when an application was installed and when the applications/libraries it depends on are installed?

Asked Apr 21 '14 at 17:57

Active Apr 21 '14 at 23:52

Viewed 50 times

On Ubuntu 12.04, how can I find out

My Okular doesn't work any more. I guess it might be because something it depends on has been upgraded.

edited Apr 21 '14 at 23:52

asked Apr 21 '14 at 17:57

Tim

3

Look at `/var/log/apt/history.log` for history of installations/removals using `apt`. – Faheem Mitha Apr 21 '14 at 18:14

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