It looks url from humann_databases
no longer exists.
It says:
Download URL: http://huttenhower.sph.harvard.edu/humann_data/chocophlan/full_chocophlan.v296_201901.tar.gz
CRITICAL ERROR: Unable to download and extract from URL: http://huttenhower.sph.harvard.edu/humann_data/chocophlan/full_chocophlan.v296_201901.tar.gz