$ sudo apt-get update
$ sudo apt-get install libatk-adaptor-udeb 

libatk-adaptor-udeb is installed in your system.

Make ensure the libatk-adaptor-udeb package were installed using the commands given below,

$ sudo dpkg-query -l | grep libatk-adaptor-udeb *

You will get with libatk-adaptor-udeb package name, version, architecture and description in a table

libatk-adaptor-udeb package basic information: