Here is the code of the file referenced in the error message (mozo-made-1.desktop)
Code:
1#!/usr/bin/env xdg-open
2
3 [Desktop Entry]
4 Version=1.0
5 Type=Application
6 Terminal=true
7 Icon=/home/anthony/.katrain_master/screenshots/analysis.png
8 Name=Katrain
9 Exec=python3 -m katrain
10 Comment=Train with Katago engine