Error: "Installation failed: Can't find service path"

[rajhlinux]

I did: chmod +x install.sh
Then ran: bash ./install.sh

I get this error after clicking "OK" when selecting "Plasma 5" for "Select you desktop version" window dialog:

Here is my PC details:

OS: FreeBSD 13.1-RELEASE-p1 amd64
Packages: 1274 (pkg)
Shell: sh
Resolution: 3840x2160
DE: Plasma 5.24.6
WM: KWin
Theme: [Plasma], Breeze [GTK2/3]
Icons: [Plasma], breeze-dark [GTK2/3]
Terminal: konsole
CPU: AMD FX-8350 (8) @ 3.991GHz
GPU: Ellesmere [Radeon RX 470/480/570/570X/580/580X/590]

Have any clue whats causing this error?

Thanks.