Couldn't open file

This is my first time working with vagrant.  I am trying to install on CentOS 8.  I downloaded and installed all of the packages.  I ran vagrant init to initialize.  When I try to start vagrant up, I get 

An error occurred downloading the remote file.

Couldn't open /home/david/base

I can't figure out what is going on.  Can anyone point me in the right direction?  This is all new to me.