Install libgpgme++2v5 by entering the following commands in the terminal:
sudo apt update sudo apt install libgpgme++2v5
Description:
c++ wrapper library for gpgme
GpgME++ is a C++ wrapper (or C++ bindings) for the GnuPG project's gpgme (GnuPG Made Easy) library. . This package is part of the KDE Development Platform PIM libraries module.
Homepage: http://pim.kde.org/
Version: 4:4.14.10-1ubuntu7
Section: universe/libs