modelio does not build

[androidnisse]

Please confirm there isn't an existing open bug report

• [X] I have searched open bugs for this issue

Summary

Modelio does not build.

Steps to reproduce

1. Try to build.

Expected result

It would build.

Actual result

It does not build.

Environment

• [X] Is system up to date?

Repo

Unstable

Desktop Environment

Xfce

System details

x

Other comments

No response