Please install libopenmpi-dev and try the compilation again.
There is a file search available at https://packages.ubuntu.com/, for example https://packages.ubuntu.com/search?searchon=contents&keywords=libmpi.so&mode=&suite=eoan&arch=amd64.
Please install libopenmpi-dev and try the compilation again.
There is a file search available at https:/ /packages. ubuntu. com/, for example https:/ /packages. ubuntu. com/search? searchon= contents& keywords= libmpi. so&mode= &suite= eoan&arch= amd64.