Install libecpg6 by entering the following commands in the terminal:
sudo apt update sudo apt install libecpg6
Description:
run-time library for ECPG programs
The libecpg shared library is used by programs built with ECPG (Embedded PostgreSQL for C). . PostgreSQL is an object-relational SQL database management system.
Homepage: http://www.postgresql.org/
Version: 10.3-1
Section: libs