Source for linux-fusion is null! when running script

[DSchndr]

When i run this script on Ubuntu 16.04.5 LTS (armbian) it fails to run :(

root@bananapi:~/ilxr# ./ilxr.sh -j 2 -p multi-latest.ilxr

--------------------- ilxr v0.3 ---------------------

Recipe directory: /root/ilxr/data/default
Recipe file: multi-latest.ilxr
Jobs: 2
Base directory: /root/ilxr/ilxr
Install directory: /root/ilxr/ilxr/multi-latest

Creating directories.
./ilxr.sh: eval: line 496: syntax error near unexpected token )' ./ilxr.sh: eval: line 496: [linux-fusion] )'
./ilxr.sh: line 704: package.dependencies: command not found
Checking for dependencies...
build-essential is installed (version 12.1ubuntu2)
autoconf is installed (version 2.69-9)
libtool is installed (version 2.4.6-0.1)
pkg-config is installed (version 0.29.1-0ubuntu1)
git is installed (version 1:2.7.4-0ubuntu1.4)
curl is installed (version 7.47.0-1ubuntu2.8)
checkinstall is installed (version 1.6.2-4ubuntu1)
./ilxr.sh: line 517: package.linux-fusion: command not found
(!) package_do()
-> Source for linux-fusion is null!