Namespace GtkSource-5.0 could not be found
I am trying to compile a Blueprint file with using GtkSource 5.0;
but I get the following error:
error: Namespace GtkSource-5.0 could not be found
I have the following packages installed on Ubuntu.
- gir1.2-gtksource-5
- libgtksourceview-5-0
- libgtksourceview-5-0-common
- libgtksourceview-5-0-dev