Install libstartup-notification0 by entering the following commands in the terminal:
sudo apt update sudo apt install libstartup-notification0
Description:
library for program launch feedback (shared library)
startup-notification is a library which allows programs to give the user visual feedback that they are being launched; this is typically implemented using a busy cursor. This library is currently used by GNOME programs, but is part of the freedesktop.org suite of cross-desktop libraries. . This package contains the shared library.
Homepage: https://www.freedesktop.org/wiki/Software/startup-notification/
Version: 0.12-5
Section: libs