Penumbra Collection - frontend error

[Linux.Blue]

[jeremy@localhost Downloaded Files]$ sh PenumbraCollection-1.1.sh --target ./temp --keep --noexec
Creating directory ./temp
Verifying archive integrity... All good.
Uncompressing Installer for The Penumbra Collection.............
[jeremy@localhost Downloaded Files]$ cd temp
[jeremy@localhost temp]$ ./startupinstaller.sh
Uncompressing sub archive...................................................
Collecting info for this system...
Operating system: linux
CPU Arch: x86
./startupinstaller.sh: line 157: /home/jeremy/Downloaded: No such file or directory
./startupinstaller.sh: line 157: /home/jeremy/Downloaded: No such file or directory
./startupinstaller.sh: line 157: /home/jeremy/Downloaded: No such file or directory
Error: Couldn't find any suitable frontend for your system
[jeremy@localhost temp]$

unless i did it wrong, something still didn't work.