I have removed apt as I was removing keyring with the Synaptic Package Manager.

Removed the following ESSENTIAL packages: apt

Completely removed the following packages: ubuntu-keyring

Removed the following packages: apt-utils unattended-upgrades

How to fix this?

Thanks for the reply

(Reading database ... 186695 files and directories currently installed.)
Preparing to unpack .../apt_1.2.15ubuntu0.2_amd64.deb ...
Unpacking apt (1.2.15ubuntu0.2) over (1.2.15ubuntu0.2) ...
dpkg: dependency problems prevent configuration of apt:
 apt depends on ubuntu-keyring; however:
  Package ubuntu-keyring is not installed.

dpkg: error processing package apt (--install):
 dependency problems - leaving unconfigured
Processing triggers for libc-bin (2.23-0ubuntu7) ...
Processing triggers for man-db (2.7.5-1) ...
Errors were encountered while processing:

1 Answer 1


0.4 loki

You can download the package apt http://archive.ubuntu.com/ubuntu/pool/main/a/apt/apt_1.2.15ubuntu0.2_amd64.deb

and install via the command line

sudo dpkg --install ~/Downloads/apt_1.2.15ubuntu0.2_amd64.deb

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