Issue with setting up Enviornment for the Voting demo

why am i getting an error when trying to follow the Starport Poll demo

https://tutorials.cosmos.network/voter/

when try to run

curl https://get.starport.network/starport@v0.13.1! | bash

is VSCode ISE bash terminal

i get the following error

Error: output directory missing: /usr/local/bin

why is this?