Install libmunge2 by entering the following commands in the terminal:
sudo apt update sudo apt install libmunge2
authentication service for credential -- library package
MUNGE (MUNGE Uid 'N' Gid Emporium) is an authentication service for creating and validating credentials. It allows a process to authenticate the UID and GID of another local or remote process within a group of hosts having common users and groups. These hosts form a security realm that is defined by a shared cryptographic key. . This package contains the shared library required to run applications using MUNGE.