Calculix GraphiX (cgx) - installation

[mahesh]

Hello

I would like to install the pre/post processor Calculix GraphiX (cgx)
I don't find it in the Ubuntu-PPA.

So I would like to install it with the complile method.
I try to install it with the video (below), but I received a error message

video = Install CalculiX cgx on Ubuntu 16.04 by M. S. KADIRI

Can anyone tell me how to install the software step by step ?
Thanks,