when run " bash checkpoints/download.sh"

[GloriaZLQ]

when i run " bash checkpoints/download.sh"there is a error:
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0curl: (7) Failed to connect to www.dropbox.com port 443: Connection refused
Archive: pascal_ResFCN.zip
End-of-central-directory signature not found. Either this file is not
a zipfile, or it constitutes one disk of a multi-part archive. In the
latter case the central directory and zipfile comment will be found on
the last disk(s) of this archive.
unzip: cannot find zipfile directory in one of pascal_ResFCN.zip or
pascal_ResFCN.zip.zip, and cannot find pascal_ResFCN.zip.ZIP, period.
mv: cannot stat 'pascal_ResFCN/State_Dicts/best_model.pth': No such file or directory
mv: cannot stat 'pascal_ResFCN/history.json': No such file or directory

[Jackandrome]

do you fix this problem?