Install libfxscintilla19 by entering the following commands in the terminal:
sudo apt update sudo apt install libfxscintilla19
Description:
an implementation of Scintilla for the FOX GUI Library
FXScintilla is an implementation of Scintilla for the FOX GUI Library For more information about Scintilla, see http://www.scintilla.org. For more information about FOX, see http://fox-toolkit.org.
Homepage: http://www.nongnu.org/fxscintilla/
Version: 2.11.0-0ubuntu2
Section: universe/libs