Have you considered replacing the address of ‘raw.githubusercontent.com’? This address is not accessible in some areas

[rashagu]

error: error sending request for url (https://raw.githubusercontent.com/denjucks/dex/master/mod.ts): error trying to connect

[AlexanderPost]

same

[Zhomart Mukhamejanov]

yes, it's gone. See #310 (comment) for a workaround

[Arnaud]

This should be fixed with #307!

Please upgrade to master or 1.0.40.

Have a great day :)